Linux Audio

Check our new training course

Loading...
v3.1
 
 
 
 
 
 
 
 
 
  1#include "sort.h"
  2#include "hist.h"
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  3
  4regex_t		parent_regex;
  5const char	default_parent_pattern[] = "^sys_|^do_page_fault";
  6const char	*parent_pattern = default_parent_pattern;
  7const char	default_sort_order[] = "comm,dso,symbol";
  8const char	*sort_order = default_sort_order;
  9int		sort__need_collapse = 0;
 10int		sort__has_parent = 0;
 11
 12enum sort_type	sort__first_dimension;
 13
 14char * field_sep;
 15
 16LIST_HEAD(hist_entry__sort_list);
 17
 
 
 
 
 
 
 
 
 
 
 
 
 18static int repsep_snprintf(char *bf, size_t size, const char *fmt, ...)
 19{
 20	int n;
 21	va_list ap;
 22
 23	va_start(ap, fmt);
 24	n = vsnprintf(bf, size, fmt, ap);
 25	if (field_sep && n > 0) {
 26		char *sep = bf;
 27
 28		while (1) {
 29			sep = strchr(sep, *field_sep);
 30			if (sep == NULL)
 31				break;
 32			*sep = '.';
 33		}
 34	}
 35	va_end(ap);
 
 
 
 36	return n;
 37}
 38
 39static int64_t cmp_null(void *l, void *r)
 40{
 41	if (!l && !r)
 42		return 0;
 43	else if (!l)
 44		return -1;
 45	else
 46		return 1;
 47}
 48
 49/* --sort pid */
 50
 51static int64_t
 52sort__thread_cmp(struct hist_entry *left, struct hist_entry *right)
 53{
 54	return right->thread->pid - left->thread->pid;
 55}
 56
 57static int hist_entry__thread_snprintf(struct hist_entry *self, char *bf,
 58				       size_t size, unsigned int width)
 59{
 60	return repsep_snprintf(bf, size, "%*s:%5d", width,
 61			      self->thread->comm ?: "", self->thread->pid);
 
 
 
 
 
 
 
 
 
 
 
 
 
 62}
 63
 64struct sort_entry sort_thread = {
 65	.se_header	= "Command:  Pid",
 66	.se_cmp		= sort__thread_cmp,
 67	.se_snprintf	= hist_entry__thread_snprintf,
 
 68	.se_width_idx	= HISTC_THREAD,
 69};
 70
 71/* --sort comm */
 72
 
 
 
 
 
 73static int64_t
 74sort__comm_cmp(struct hist_entry *left, struct hist_entry *right)
 75{
 76	return right->thread->pid - left->thread->pid;
 77}
 78
 79static int64_t
 80sort__comm_collapse(struct hist_entry *left, struct hist_entry *right)
 81{
 82	char *comm_l = left->thread->comm;
 83	char *comm_r = right->thread->comm;
 84
 85	if (!comm_l || !comm_r)
 86		return cmp_null(comm_l, comm_r);
 87
 88	return strcmp(comm_l, comm_r);
 
 
 
 89}
 90
 91static int hist_entry__comm_snprintf(struct hist_entry *self, char *bf,
 92				     size_t size, unsigned int width)
 93{
 94	return repsep_snprintf(bf, size, "%*s", width, self->thread->comm);
 95}
 96
 97struct sort_entry sort_comm = {
 98	.se_header	= "Command",
 99	.se_cmp		= sort__comm_cmp,
100	.se_collapse	= sort__comm_collapse,
 
101	.se_snprintf	= hist_entry__comm_snprintf,
 
102	.se_width_idx	= HISTC_COMM,
103};
104
105/* --sort dso */
106
107static int64_t
108sort__dso_cmp(struct hist_entry *left, struct hist_entry *right)
109{
110	struct dso *dso_l = left->ms.map ? left->ms.map->dso : NULL;
111	struct dso *dso_r = right->ms.map ? right->ms.map->dso : NULL;
112	const char *dso_name_l, *dso_name_r;
113
114	if (!dso_l || !dso_r)
115		return cmp_null(dso_l, dso_r);
116
117	if (verbose) {
118		dso_name_l = dso_l->long_name;
119		dso_name_r = dso_r->long_name;
120	} else {
121		dso_name_l = dso_l->short_name;
122		dso_name_r = dso_r->short_name;
123	}
124
125	return strcmp(dso_name_l, dso_name_r);
126}
127
128static int hist_entry__dso_snprintf(struct hist_entry *self, char *bf,
129				    size_t size, unsigned int width)
130{
131	if (self->ms.map && self->ms.map->dso) {
132		const char *dso_name = !verbose ? self->ms.map->dso->short_name :
133						  self->ms.map->dso->long_name;
134		return repsep_snprintf(bf, size, "%-*s", width, dso_name);
 
 
 
 
 
 
135	}
136
137	return repsep_snprintf(bf, size, "%-*s", width, "[unknown]");
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
138}
139
140struct sort_entry sort_dso = {
141	.se_header	= "Shared Object",
142	.se_cmp		= sort__dso_cmp,
143	.se_snprintf	= hist_entry__dso_snprintf,
 
144	.se_width_idx	= HISTC_DSO,
145};
146
147/* --sort symbol */
148
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
149static int64_t
150sort__sym_cmp(struct hist_entry *left, struct hist_entry *right)
151{
152	u64 ip_l, ip_r;
153
154	if (!left->ms.sym && !right->ms.sym)
155		return right->level - left->level;
156
157	if (!left->ms.sym || !right->ms.sym)
158		return cmp_null(left->ms.sym, right->ms.sym);
 
 
 
 
 
 
 
159
160	if (left->ms.sym == right->ms.sym)
161		return 0;
162
163	ip_l = left->ms.sym->start;
164	ip_r = right->ms.sym->start;
 
 
 
165
166	return (int64_t)(ip_r - ip_l);
167}
168
169static int hist_entry__sym_snprintf(struct hist_entry *self, char *bf,
170				    size_t size, unsigned int width __used)
 
171{
 
 
172	size_t ret = 0;
173
174	if (verbose) {
175		char o = self->ms.map ? dso__symtab_origin(self->ms.map->dso) : '!';
 
 
 
 
 
 
176		ret += repsep_snprintf(bf, size, "%-#*llx %c ",
177				       BITS_PER_LONG / 4, self->ip, o);
178	}
179
180	ret += repsep_snprintf(bf + ret, size - ret, "[%c] ", self->level);
181	if (self->ms.sym)
182		ret += repsep_snprintf(bf + ret, size - ret, "%s",
183				       self->ms.sym->name);
184	else
185		ret += repsep_snprintf(bf + ret, size - ret, "%-#*llx",
186				       BITS_PER_LONG / 4, self->ip);
 
 
 
 
 
 
 
 
 
 
 
 
187
188	return ret;
189}
190
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
191struct sort_entry sort_sym = {
192	.se_header	= "Symbol",
193	.se_cmp		= sort__sym_cmp,
 
194	.se_snprintf	= hist_entry__sym_snprintf,
 
195	.se_width_idx	= HISTC_SYMBOL,
196};
197
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
198/* --sort parent */
199
200static int64_t
201sort__parent_cmp(struct hist_entry *left, struct hist_entry *right)
202{
203	struct symbol *sym_l = left->parent;
204	struct symbol *sym_r = right->parent;
205
206	if (!sym_l || !sym_r)
207		return cmp_null(sym_l, sym_r);
208
209	return strcmp(sym_l->name, sym_r->name);
210}
211
212static int hist_entry__parent_snprintf(struct hist_entry *self, char *bf,
213				       size_t size, unsigned int width)
214{
215	return repsep_snprintf(bf, size, "%-*s", width,
216			      self->parent ? self->parent->name : "[other]");
217}
218
219struct sort_entry sort_parent = {
220	.se_header	= "Parent symbol",
221	.se_cmp		= sort__parent_cmp,
222	.se_snprintf	= hist_entry__parent_snprintf,
223	.se_width_idx	= HISTC_PARENT,
224};
225
226/* --sort cpu */
227
228static int64_t
229sort__cpu_cmp(struct hist_entry *left, struct hist_entry *right)
230{
231	return right->cpu - left->cpu;
232}
233
234static int hist_entry__cpu_snprintf(struct hist_entry *self, char *bf,
235				       size_t size, unsigned int width)
236{
237	return repsep_snprintf(bf, size, "%-*d", width, self->cpu);
238}
239
240struct sort_entry sort_cpu = {
241	.se_header      = "CPU",
242	.se_cmp	        = sort__cpu_cmp,
243	.se_snprintf    = hist_entry__cpu_snprintf,
244	.se_width_idx	= HISTC_CPU,
245};
246
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
247struct sort_dimension {
248	const char		*name;
249	struct sort_entry	*entry;
250	int			taken;
251};
252
253static struct sort_dimension sort_dimensions[] = {
254	{ .name = "pid",	.entry = &sort_thread,	},
255	{ .name = "comm",	.entry = &sort_comm,	},
256	{ .name = "dso",	.entry = &sort_dso,	},
257	{ .name = "symbol",	.entry = &sort_sym,	},
258	{ .name = "parent",	.entry = &sort_parent,	},
259	{ .name = "cpu",	.entry = &sort_cpu,	},
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
260};
261
262int sort_dimension__add(const char *tok)
 
 
 
 
 
 
 
263{
264	unsigned int i;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
265
266	for (i = 0; i < ARRAY_SIZE(sort_dimensions); i++) {
267		struct sort_dimension *sd = &sort_dimensions[i];
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
268
269		if (strncasecmp(tok, sd->name, strlen(tok)))
270			continue;
271
 
 
 
 
 
272		if (sd->entry == &sort_parent) {
273			int ret = regcomp(&parent_regex, parent_pattern, REG_EXTENDED);
274			if (ret) {
275				char err[BUFSIZ];
276
277				regerror(ret, &parent_regex, err, sizeof(err));
278				pr_err("Invalid regex: %s\n%s", parent_pattern, err);
279				return -EINVAL;
280			}
281			sort__has_parent = 1;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
282		}
283
284		if (sd->taken)
285			return 0;
286
287		if (sd->entry->se_collapse)
288			sort__need_collapse = 1;
289
290		if (list_empty(&hist_entry__sort_list)) {
291			if (!strcmp(sd->name, "pid"))
292				sort__first_dimension = SORT_PID;
293			else if (!strcmp(sd->name, "comm"))
294				sort__first_dimension = SORT_COMM;
295			else if (!strcmp(sd->name, "dso"))
296				sort__first_dimension = SORT_DSO;
297			else if (!strcmp(sd->name, "symbol"))
298				sort__first_dimension = SORT_SYM;
299			else if (!strcmp(sd->name, "parent"))
300				sort__first_dimension = SORT_PARENT;
301			else if (!strcmp(sd->name, "cpu"))
302				sort__first_dimension = SORT_CPU;
303		}
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
304
305		list_add_tail(&sd->entry->list, &hist_entry__sort_list);
306		sd->taken = 1;
307
 
 
 
 
308		return 0;
309	}
310
 
 
 
311	return -ESRCH;
312}
313
314void setup_sorting(const char * const usagestr[], const struct option *opts)
 
315{
316	char *tmp, *tok, *str = strdup(sort_order);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
317
318	for (tok = strtok_r(str, ", ", &tmp);
319			tok; tok = strtok_r(NULL, ", ", &tmp)) {
320		if (sort_dimension__add(tok) < 0) {
321			error("Unknown --sort key: `%s'", tok);
322			usage_with_options(usagestr, opts);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
323		}
 
 
 
 
 
 
 
 
324	}
325
 
 
 
 
 
 
 
 
 
 
 
 
 
326	free(str);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
327}
328
329void sort_entry__setup_elide(struct sort_entry *self, struct strlist *list,
330			     const char *list_name, FILE *fp)
331{
332	if (list && strlist__nr_entries(list) == 1) {
333		if (fp != NULL)
334			fprintf(fp, "# %s: %s\n", list_name,
335				strlist__entry(list, 0)->s);
336		self->elide = true;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
337	}
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
338}
v5.14.15
   1// SPDX-License-Identifier: GPL-2.0
   2#include <errno.h>
   3#include <inttypes.h>
   4#include <regex.h>
   5#include <stdlib.h>
   6#include <linux/mman.h>
   7#include <linux/time64.h>
   8#include "debug.h"
   9#include "dso.h"
  10#include "sort.h"
  11#include "hist.h"
  12#include "cacheline.h"
  13#include "comm.h"
  14#include "map.h"
  15#include "maps.h"
  16#include "symbol.h"
  17#include "map_symbol.h"
  18#include "branch.h"
  19#include "thread.h"
  20#include "evsel.h"
  21#include "evlist.h"
  22#include "srcline.h"
  23#include "strlist.h"
  24#include "strbuf.h"
  25#include <traceevent/event-parse.h>
  26#include "mem-events.h"
  27#include "annotate.h"
  28#include "event.h"
  29#include "time-utils.h"
  30#include "cgroup.h"
  31#include "machine.h"
  32#include <linux/kernel.h>
  33#include <linux/string.h>
  34
  35regex_t		parent_regex;
  36const char	default_parent_pattern[] = "^sys_|^do_page_fault";
  37const char	*parent_pattern = default_parent_pattern;
  38const char	*default_sort_order = "comm,dso,symbol";
  39const char	default_branch_sort_order[] = "comm,dso_from,symbol_from,symbol_to,cycles";
  40const char	default_mem_sort_order[] = "local_weight,mem,sym,dso,symbol_daddr,dso_daddr,snoop,tlb,locked,blocked,local_ins_lat,p_stage_cyc";
  41const char	default_top_sort_order[] = "dso,symbol";
  42const char	default_diff_sort_order[] = "dso,symbol";
  43const char	default_tracepoint_sort_order[] = "trace";
  44const char	*sort_order;
  45const char	*field_order;
  46regex_t		ignore_callees_regex;
  47int		have_ignore_callees = 0;
  48enum sort_mode	sort__mode = SORT_MODE__NORMAL;
  49const char	*dynamic_headers[] = {"local_ins_lat", "p_stage_cyc"};
  50const char	*arch_specific_sort_keys[] = {"p_stage_cyc"};
  51
  52/*
  53 * Replaces all occurrences of a char used with the:
  54 *
  55 * -t, --field-separator
  56 *
  57 * option, that uses a special separator character and don't pad with spaces,
  58 * replacing all occurrences of this separator in symbol names (and other
  59 * output) with a '.' character, that thus it's the only non valid separator.
  60*/
  61static int repsep_snprintf(char *bf, size_t size, const char *fmt, ...)
  62{
  63	int n;
  64	va_list ap;
  65
  66	va_start(ap, fmt);
  67	n = vsnprintf(bf, size, fmt, ap);
  68	if (symbol_conf.field_sep && n > 0) {
  69		char *sep = bf;
  70
  71		while (1) {
  72			sep = strchr(sep, *symbol_conf.field_sep);
  73			if (sep == NULL)
  74				break;
  75			*sep = '.';
  76		}
  77	}
  78	va_end(ap);
  79
  80	if (n >= (int)size)
  81		return size - 1;
  82	return n;
  83}
  84
  85static int64_t cmp_null(const void *l, const void *r)
  86{
  87	if (!l && !r)
  88		return 0;
  89	else if (!l)
  90		return -1;
  91	else
  92		return 1;
  93}
  94
  95/* --sort pid */
  96
  97static int64_t
  98sort__thread_cmp(struct hist_entry *left, struct hist_entry *right)
  99{
 100	return right->thread->tid - left->thread->tid;
 101}
 102
 103static int hist_entry__thread_snprintf(struct hist_entry *he, char *bf,
 104				       size_t size, unsigned int width)
 105{
 106	const char *comm = thread__comm_str(he->thread);
 107
 108	width = max(7U, width) - 8;
 109	return repsep_snprintf(bf, size, "%7d:%-*.*s", he->thread->tid,
 110			       width, width, comm ?: "");
 111}
 112
 113static int hist_entry__thread_filter(struct hist_entry *he, int type, const void *arg)
 114{
 115	const struct thread *th = arg;
 116
 117	if (type != HIST_FILTER__THREAD)
 118		return -1;
 119
 120	return th && he->thread != th;
 121}
 122
 123struct sort_entry sort_thread = {
 124	.se_header	= "    Pid:Command",
 125	.se_cmp		= sort__thread_cmp,
 126	.se_snprintf	= hist_entry__thread_snprintf,
 127	.se_filter	= hist_entry__thread_filter,
 128	.se_width_idx	= HISTC_THREAD,
 129};
 130
 131/* --sort comm */
 132
 133/*
 134 * We can't use pointer comparison in functions below,
 135 * because it gives different results based on pointer
 136 * values, which could break some sorting assumptions.
 137 */
 138static int64_t
 139sort__comm_cmp(struct hist_entry *left, struct hist_entry *right)
 140{
 141	return strcmp(comm__str(right->comm), comm__str(left->comm));
 142}
 143
 144static int64_t
 145sort__comm_collapse(struct hist_entry *left, struct hist_entry *right)
 146{
 147	return strcmp(comm__str(right->comm), comm__str(left->comm));
 148}
 
 
 
 149
 150static int64_t
 151sort__comm_sort(struct hist_entry *left, struct hist_entry *right)
 152{
 153	return strcmp(comm__str(right->comm), comm__str(left->comm));
 154}
 155
 156static int hist_entry__comm_snprintf(struct hist_entry *he, char *bf,
 157				     size_t size, unsigned int width)
 158{
 159	return repsep_snprintf(bf, size, "%-*.*s", width, width, comm__str(he->comm));
 160}
 161
 162struct sort_entry sort_comm = {
 163	.se_header	= "Command",
 164	.se_cmp		= sort__comm_cmp,
 165	.se_collapse	= sort__comm_collapse,
 166	.se_sort	= sort__comm_sort,
 167	.se_snprintf	= hist_entry__comm_snprintf,
 168	.se_filter	= hist_entry__thread_filter,
 169	.se_width_idx	= HISTC_COMM,
 170};
 171
 172/* --sort dso */
 173
 174static int64_t _sort__dso_cmp(struct map *map_l, struct map *map_r)
 
 175{
 176	struct dso *dso_l = map_l ? map_l->dso : NULL;
 177	struct dso *dso_r = map_r ? map_r->dso : NULL;
 178	const char *dso_name_l, *dso_name_r;
 179
 180	if (!dso_l || !dso_r)
 181		return cmp_null(dso_r, dso_l);
 182
 183	if (verbose > 0) {
 184		dso_name_l = dso_l->long_name;
 185		dso_name_r = dso_r->long_name;
 186	} else {
 187		dso_name_l = dso_l->short_name;
 188		dso_name_r = dso_r->short_name;
 189	}
 190
 191	return strcmp(dso_name_l, dso_name_r);
 192}
 193
 194static int64_t
 195sort__dso_cmp(struct hist_entry *left, struct hist_entry *right)
 196{
 197	return _sort__dso_cmp(right->ms.map, left->ms.map);
 198}
 199
 200static int _hist_entry__dso_snprintf(struct map *map, char *bf,
 201				     size_t size, unsigned int width)
 202{
 203	if (map && map->dso) {
 204		const char *dso_name = verbose > 0 ? map->dso->long_name :
 205			map->dso->short_name;
 206		return repsep_snprintf(bf, size, "%-*.*s", width, width, dso_name);
 207	}
 208
 209	return repsep_snprintf(bf, size, "%-*.*s", width, width, "[unknown]");
 210}
 211
 212static int hist_entry__dso_snprintf(struct hist_entry *he, char *bf,
 213				    size_t size, unsigned int width)
 214{
 215	return _hist_entry__dso_snprintf(he->ms.map, bf, size, width);
 216}
 217
 218static int hist_entry__dso_filter(struct hist_entry *he, int type, const void *arg)
 219{
 220	const struct dso *dso = arg;
 221
 222	if (type != HIST_FILTER__DSO)
 223		return -1;
 224
 225	return dso && (!he->ms.map || he->ms.map->dso != dso);
 226}
 227
 228struct sort_entry sort_dso = {
 229	.se_header	= "Shared Object",
 230	.se_cmp		= sort__dso_cmp,
 231	.se_snprintf	= hist_entry__dso_snprintf,
 232	.se_filter	= hist_entry__dso_filter,
 233	.se_width_idx	= HISTC_DSO,
 234};
 235
 236/* --sort symbol */
 237
 238static int64_t _sort__addr_cmp(u64 left_ip, u64 right_ip)
 239{
 240	return (int64_t)(right_ip - left_ip);
 241}
 242
 243int64_t _sort__sym_cmp(struct symbol *sym_l, struct symbol *sym_r)
 244{
 245	if (!sym_l || !sym_r)
 246		return cmp_null(sym_l, sym_r);
 247
 248	if (sym_l == sym_r)
 249		return 0;
 250
 251	if (sym_l->inlined || sym_r->inlined) {
 252		int ret = strcmp(sym_l->name, sym_r->name);
 253
 254		if (ret)
 255			return ret;
 256		if ((sym_l->start <= sym_r->end) && (sym_l->end >= sym_r->start))
 257			return 0;
 258	}
 259
 260	if (sym_l->start != sym_r->start)
 261		return (int64_t)(sym_r->start - sym_l->start);
 262
 263	return (int64_t)(sym_r->end - sym_l->end);
 264}
 265
 266static int64_t
 267sort__sym_cmp(struct hist_entry *left, struct hist_entry *right)
 268{
 269	int64_t ret;
 270
 271	if (!left->ms.sym && !right->ms.sym)
 272		return _sort__addr_cmp(left->ip, right->ip);
 273
 274	/*
 275	 * comparing symbol address alone is not enough since it's a
 276	 * relative address within a dso.
 277	 */
 278	if (!hists__has(left->hists, dso) || hists__has(right->hists, dso)) {
 279		ret = sort__dso_cmp(left, right);
 280		if (ret != 0)
 281			return ret;
 282	}
 283
 284	return _sort__sym_cmp(left->ms.sym, right->ms.sym);
 285}
 286
 287static int64_t
 288sort__sym_sort(struct hist_entry *left, struct hist_entry *right)
 289{
 290	if (!left->ms.sym || !right->ms.sym)
 291		return cmp_null(left->ms.sym, right->ms.sym);
 292
 293	return strcmp(right->ms.sym->name, left->ms.sym->name);
 294}
 295
 296static int _hist_entry__sym_snprintf(struct map_symbol *ms,
 297				     u64 ip, char level, char *bf, size_t size,
 298				     unsigned int width)
 299{
 300	struct symbol *sym = ms->sym;
 301	struct map *map = ms->map;
 302	size_t ret = 0;
 303
 304	if (verbose > 0) {
 305		char o = map ? dso__symtab_origin(map->dso) : '!';
 306		u64 rip = ip;
 307
 308		if (map && map->dso && map->dso->kernel
 309		    && map->dso->adjust_symbols)
 310			rip = map->unmap_ip(map, ip);
 311
 312		ret += repsep_snprintf(bf, size, "%-#*llx %c ",
 313				       BITS_PER_LONG / 4 + 2, rip, o);
 314	}
 315
 316	ret += repsep_snprintf(bf + ret, size - ret, "[%c] ", level);
 317	if (sym && map) {
 318		if (sym->type == STT_OBJECT) {
 319			ret += repsep_snprintf(bf + ret, size - ret, "%s", sym->name);
 320			ret += repsep_snprintf(bf + ret, size - ret, "+0x%llx",
 321					ip - map->unmap_ip(map, sym->start));
 322		} else {
 323			ret += repsep_snprintf(bf + ret, size - ret, "%.*s",
 324					       width - ret,
 325					       sym->name);
 326			if (sym->inlined)
 327				ret += repsep_snprintf(bf + ret, size - ret,
 328						       " (inlined)");
 329		}
 330	} else {
 331		size_t len = BITS_PER_LONG / 4;
 332		ret += repsep_snprintf(bf + ret, size - ret, "%-#.*llx",
 333				       len, ip);
 334	}
 335
 336	return ret;
 337}
 338
 339int hist_entry__sym_snprintf(struct hist_entry *he, char *bf, size_t size, unsigned int width)
 340{
 341	return _hist_entry__sym_snprintf(&he->ms, he->ip,
 342					 he->level, bf, size, width);
 343}
 344
 345static int hist_entry__sym_filter(struct hist_entry *he, int type, const void *arg)
 346{
 347	const char *sym = arg;
 348
 349	if (type != HIST_FILTER__SYMBOL)
 350		return -1;
 351
 352	return sym && (!he->ms.sym || !strstr(he->ms.sym->name, sym));
 353}
 354
 355struct sort_entry sort_sym = {
 356	.se_header	= "Symbol",
 357	.se_cmp		= sort__sym_cmp,
 358	.se_sort	= sort__sym_sort,
 359	.se_snprintf	= hist_entry__sym_snprintf,
 360	.se_filter	= hist_entry__sym_filter,
 361	.se_width_idx	= HISTC_SYMBOL,
 362};
 363
 364/* --sort srcline */
 365
 366char *hist_entry__srcline(struct hist_entry *he)
 367{
 368	return map__srcline(he->ms.map, he->ip, he->ms.sym);
 369}
 370
 371static int64_t
 372sort__srcline_cmp(struct hist_entry *left, struct hist_entry *right)
 373{
 374	if (!left->srcline)
 375		left->srcline = hist_entry__srcline(left);
 376	if (!right->srcline)
 377		right->srcline = hist_entry__srcline(right);
 378
 379	return strcmp(right->srcline, left->srcline);
 380}
 381
 382static int hist_entry__srcline_snprintf(struct hist_entry *he, char *bf,
 383					size_t size, unsigned int width)
 384{
 385	if (!he->srcline)
 386		he->srcline = hist_entry__srcline(he);
 387
 388	return repsep_snprintf(bf, size, "%-.*s", width, he->srcline);
 389}
 390
 391struct sort_entry sort_srcline = {
 392	.se_header	= "Source:Line",
 393	.se_cmp		= sort__srcline_cmp,
 394	.se_snprintf	= hist_entry__srcline_snprintf,
 395	.se_width_idx	= HISTC_SRCLINE,
 396};
 397
 398/* --sort srcline_from */
 399
 400static char *addr_map_symbol__srcline(struct addr_map_symbol *ams)
 401{
 402	return map__srcline(ams->ms.map, ams->al_addr, ams->ms.sym);
 403}
 404
 405static int64_t
 406sort__srcline_from_cmp(struct hist_entry *left, struct hist_entry *right)
 407{
 408	if (!left->branch_info->srcline_from)
 409		left->branch_info->srcline_from = addr_map_symbol__srcline(&left->branch_info->from);
 410
 411	if (!right->branch_info->srcline_from)
 412		right->branch_info->srcline_from = addr_map_symbol__srcline(&right->branch_info->from);
 413
 414	return strcmp(right->branch_info->srcline_from, left->branch_info->srcline_from);
 415}
 416
 417static int hist_entry__srcline_from_snprintf(struct hist_entry *he, char *bf,
 418					size_t size, unsigned int width)
 419{
 420	return repsep_snprintf(bf, size, "%-*.*s", width, width, he->branch_info->srcline_from);
 421}
 422
 423struct sort_entry sort_srcline_from = {
 424	.se_header	= "From Source:Line",
 425	.se_cmp		= sort__srcline_from_cmp,
 426	.se_snprintf	= hist_entry__srcline_from_snprintf,
 427	.se_width_idx	= HISTC_SRCLINE_FROM,
 428};
 429
 430/* --sort srcline_to */
 431
 432static int64_t
 433sort__srcline_to_cmp(struct hist_entry *left, struct hist_entry *right)
 434{
 435	if (!left->branch_info->srcline_to)
 436		left->branch_info->srcline_to = addr_map_symbol__srcline(&left->branch_info->to);
 437
 438	if (!right->branch_info->srcline_to)
 439		right->branch_info->srcline_to = addr_map_symbol__srcline(&right->branch_info->to);
 440
 441	return strcmp(right->branch_info->srcline_to, left->branch_info->srcline_to);
 442}
 443
 444static int hist_entry__srcline_to_snprintf(struct hist_entry *he, char *bf,
 445					size_t size, unsigned int width)
 446{
 447	return repsep_snprintf(bf, size, "%-*.*s", width, width, he->branch_info->srcline_to);
 448}
 449
 450struct sort_entry sort_srcline_to = {
 451	.se_header	= "To Source:Line",
 452	.se_cmp		= sort__srcline_to_cmp,
 453	.se_snprintf	= hist_entry__srcline_to_snprintf,
 454	.se_width_idx	= HISTC_SRCLINE_TO,
 455};
 456
 457static int hist_entry__sym_ipc_snprintf(struct hist_entry *he, char *bf,
 458					size_t size, unsigned int width)
 459{
 460
 461	struct symbol *sym = he->ms.sym;
 462	struct annotation *notes;
 463	double ipc = 0.0, coverage = 0.0;
 464	char tmp[64];
 465
 466	if (!sym)
 467		return repsep_snprintf(bf, size, "%-*s", width, "-");
 468
 469	notes = symbol__annotation(sym);
 470
 471	if (notes->hit_cycles)
 472		ipc = notes->hit_insn / ((double)notes->hit_cycles);
 473
 474	if (notes->total_insn) {
 475		coverage = notes->cover_insn * 100.0 /
 476			((double)notes->total_insn);
 477	}
 478
 479	snprintf(tmp, sizeof(tmp), "%-5.2f [%5.1f%%]", ipc, coverage);
 480	return repsep_snprintf(bf, size, "%-*s", width, tmp);
 481}
 482
 483struct sort_entry sort_sym_ipc = {
 484	.se_header	= "IPC   [IPC Coverage]",
 485	.se_cmp		= sort__sym_cmp,
 486	.se_snprintf	= hist_entry__sym_ipc_snprintf,
 487	.se_width_idx	= HISTC_SYMBOL_IPC,
 488};
 489
 490static int hist_entry__sym_ipc_null_snprintf(struct hist_entry *he
 491					     __maybe_unused,
 492					     char *bf, size_t size,
 493					     unsigned int width)
 494{
 495	char tmp[64];
 496
 497	snprintf(tmp, sizeof(tmp), "%-5s %2s", "-", "-");
 498	return repsep_snprintf(bf, size, "%-*s", width, tmp);
 499}
 500
 501struct sort_entry sort_sym_ipc_null = {
 502	.se_header	= "IPC   [IPC Coverage]",
 503	.se_cmp		= sort__sym_cmp,
 504	.se_snprintf	= hist_entry__sym_ipc_null_snprintf,
 505	.se_width_idx	= HISTC_SYMBOL_IPC,
 506};
 507
 508/* --sort srcfile */
 509
 510static char no_srcfile[1];
 511
 512static char *hist_entry__get_srcfile(struct hist_entry *e)
 513{
 514	char *sf, *p;
 515	struct map *map = e->ms.map;
 516
 517	if (!map)
 518		return no_srcfile;
 519
 520	sf = __get_srcline(map->dso, map__rip_2objdump(map, e->ip),
 521			 e->ms.sym, false, true, true, e->ip);
 522	if (!strcmp(sf, SRCLINE_UNKNOWN))
 523		return no_srcfile;
 524	p = strchr(sf, ':');
 525	if (p && *sf) {
 526		*p = 0;
 527		return sf;
 528	}
 529	free(sf);
 530	return no_srcfile;
 531}
 532
 533static int64_t
 534sort__srcfile_cmp(struct hist_entry *left, struct hist_entry *right)
 535{
 536	if (!left->srcfile)
 537		left->srcfile = hist_entry__get_srcfile(left);
 538	if (!right->srcfile)
 539		right->srcfile = hist_entry__get_srcfile(right);
 540
 541	return strcmp(right->srcfile, left->srcfile);
 542}
 543
 544static int hist_entry__srcfile_snprintf(struct hist_entry *he, char *bf,
 545					size_t size, unsigned int width)
 546{
 547	if (!he->srcfile)
 548		he->srcfile = hist_entry__get_srcfile(he);
 549
 550	return repsep_snprintf(bf, size, "%-.*s", width, he->srcfile);
 551}
 552
 553struct sort_entry sort_srcfile = {
 554	.se_header	= "Source File",
 555	.se_cmp		= sort__srcfile_cmp,
 556	.se_snprintf	= hist_entry__srcfile_snprintf,
 557	.se_width_idx	= HISTC_SRCFILE,
 558};
 559
 560/* --sort parent */
 561
 562static int64_t
 563sort__parent_cmp(struct hist_entry *left, struct hist_entry *right)
 564{
 565	struct symbol *sym_l = left->parent;
 566	struct symbol *sym_r = right->parent;
 567
 568	if (!sym_l || !sym_r)
 569		return cmp_null(sym_l, sym_r);
 570
 571	return strcmp(sym_r->name, sym_l->name);
 572}
 573
 574static int hist_entry__parent_snprintf(struct hist_entry *he, char *bf,
 575				       size_t size, unsigned int width)
 576{
 577	return repsep_snprintf(bf, size, "%-*.*s", width, width,
 578			      he->parent ? he->parent->name : "[other]");
 579}
 580
 581struct sort_entry sort_parent = {
 582	.se_header	= "Parent symbol",
 583	.se_cmp		= sort__parent_cmp,
 584	.se_snprintf	= hist_entry__parent_snprintf,
 585	.se_width_idx	= HISTC_PARENT,
 586};
 587
 588/* --sort cpu */
 589
 590static int64_t
 591sort__cpu_cmp(struct hist_entry *left, struct hist_entry *right)
 592{
 593	return right->cpu - left->cpu;
 594}
 595
 596static int hist_entry__cpu_snprintf(struct hist_entry *he, char *bf,
 597				    size_t size, unsigned int width)
 598{
 599	return repsep_snprintf(bf, size, "%*.*d", width, width, he->cpu);
 600}
 601
 602struct sort_entry sort_cpu = {
 603	.se_header      = "CPU",
 604	.se_cmp	        = sort__cpu_cmp,
 605	.se_snprintf    = hist_entry__cpu_snprintf,
 606	.se_width_idx	= HISTC_CPU,
 607};
 608
 609/* --sort cgroup_id */
 610
 611static int64_t _sort__cgroup_dev_cmp(u64 left_dev, u64 right_dev)
 612{
 613	return (int64_t)(right_dev - left_dev);
 614}
 615
 616static int64_t _sort__cgroup_inode_cmp(u64 left_ino, u64 right_ino)
 617{
 618	return (int64_t)(right_ino - left_ino);
 619}
 620
 621static int64_t
 622sort__cgroup_id_cmp(struct hist_entry *left, struct hist_entry *right)
 623{
 624	int64_t ret;
 625
 626	ret = _sort__cgroup_dev_cmp(right->cgroup_id.dev, left->cgroup_id.dev);
 627	if (ret != 0)
 628		return ret;
 629
 630	return _sort__cgroup_inode_cmp(right->cgroup_id.ino,
 631				       left->cgroup_id.ino);
 632}
 633
 634static int hist_entry__cgroup_id_snprintf(struct hist_entry *he,
 635					  char *bf, size_t size,
 636					  unsigned int width __maybe_unused)
 637{
 638	return repsep_snprintf(bf, size, "%lu/0x%lx", he->cgroup_id.dev,
 639			       he->cgroup_id.ino);
 640}
 641
 642struct sort_entry sort_cgroup_id = {
 643	.se_header      = "cgroup id (dev/inode)",
 644	.se_cmp	        = sort__cgroup_id_cmp,
 645	.se_snprintf    = hist_entry__cgroup_id_snprintf,
 646	.se_width_idx	= HISTC_CGROUP_ID,
 647};
 648
 649/* --sort cgroup */
 650
 651static int64_t
 652sort__cgroup_cmp(struct hist_entry *left, struct hist_entry *right)
 653{
 654	return right->cgroup - left->cgroup;
 655}
 656
 657static int hist_entry__cgroup_snprintf(struct hist_entry *he,
 658				       char *bf, size_t size,
 659				       unsigned int width __maybe_unused)
 660{
 661	const char *cgrp_name = "N/A";
 662
 663	if (he->cgroup) {
 664		struct cgroup *cgrp = cgroup__find(he->ms.maps->machine->env,
 665						   he->cgroup);
 666		if (cgrp != NULL)
 667			cgrp_name = cgrp->name;
 668		else
 669			cgrp_name = "unknown";
 670	}
 671
 672	return repsep_snprintf(bf, size, "%s", cgrp_name);
 673}
 674
 675struct sort_entry sort_cgroup = {
 676	.se_header      = "Cgroup",
 677	.se_cmp	        = sort__cgroup_cmp,
 678	.se_snprintf    = hist_entry__cgroup_snprintf,
 679	.se_width_idx	= HISTC_CGROUP,
 680};
 681
 682/* --sort socket */
 683
 684static int64_t
 685sort__socket_cmp(struct hist_entry *left, struct hist_entry *right)
 686{
 687	return right->socket - left->socket;
 688}
 689
 690static int hist_entry__socket_snprintf(struct hist_entry *he, char *bf,
 691				    size_t size, unsigned int width)
 692{
 693	return repsep_snprintf(bf, size, "%*.*d", width, width-3, he->socket);
 694}
 695
 696static int hist_entry__socket_filter(struct hist_entry *he, int type, const void *arg)
 697{
 698	int sk = *(const int *)arg;
 699
 700	if (type != HIST_FILTER__SOCKET)
 701		return -1;
 702
 703	return sk >= 0 && he->socket != sk;
 704}
 705
 706struct sort_entry sort_socket = {
 707	.se_header      = "Socket",
 708	.se_cmp	        = sort__socket_cmp,
 709	.se_snprintf    = hist_entry__socket_snprintf,
 710	.se_filter      = hist_entry__socket_filter,
 711	.se_width_idx	= HISTC_SOCKET,
 712};
 713
 714/* --sort time */
 715
 716static int64_t
 717sort__time_cmp(struct hist_entry *left, struct hist_entry *right)
 718{
 719	return right->time - left->time;
 720}
 721
 722static int hist_entry__time_snprintf(struct hist_entry *he, char *bf,
 723				    size_t size, unsigned int width)
 724{
 725	char he_time[32];
 726
 727	if (symbol_conf.nanosecs)
 728		timestamp__scnprintf_nsec(he->time, he_time,
 729					  sizeof(he_time));
 730	else
 731		timestamp__scnprintf_usec(he->time, he_time,
 732					  sizeof(he_time));
 733
 734	return repsep_snprintf(bf, size, "%-.*s", width, he_time);
 735}
 736
 737struct sort_entry sort_time = {
 738	.se_header      = "Time",
 739	.se_cmp	        = sort__time_cmp,
 740	.se_snprintf    = hist_entry__time_snprintf,
 741	.se_width_idx	= HISTC_TIME,
 742};
 743
 744/* --sort trace */
 745
 746static char *get_trace_output(struct hist_entry *he)
 747{
 748	struct trace_seq seq;
 749	struct evsel *evsel;
 750	struct tep_record rec = {
 751		.data = he->raw_data,
 752		.size = he->raw_size,
 753	};
 754
 755	evsel = hists_to_evsel(he->hists);
 756
 757	trace_seq_init(&seq);
 758	if (symbol_conf.raw_trace) {
 759		tep_print_fields(&seq, he->raw_data, he->raw_size,
 760				 evsel->tp_format);
 761	} else {
 762		tep_print_event(evsel->tp_format->tep,
 763				&seq, &rec, "%s", TEP_PRINT_INFO);
 764	}
 765	/*
 766	 * Trim the buffer, it starts at 4KB and we're not going to
 767	 * add anything more to this buffer.
 768	 */
 769	return realloc(seq.buffer, seq.len + 1);
 770}
 771
 772static int64_t
 773sort__trace_cmp(struct hist_entry *left, struct hist_entry *right)
 774{
 775	struct evsel *evsel;
 776
 777	evsel = hists_to_evsel(left->hists);
 778	if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT)
 779		return 0;
 780
 781	if (left->trace_output == NULL)
 782		left->trace_output = get_trace_output(left);
 783	if (right->trace_output == NULL)
 784		right->trace_output = get_trace_output(right);
 785
 786	return strcmp(right->trace_output, left->trace_output);
 787}
 788
 789static int hist_entry__trace_snprintf(struct hist_entry *he, char *bf,
 790				    size_t size, unsigned int width)
 791{
 792	struct evsel *evsel;
 793
 794	evsel = hists_to_evsel(he->hists);
 795	if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT)
 796		return scnprintf(bf, size, "%-.*s", width, "N/A");
 797
 798	if (he->trace_output == NULL)
 799		he->trace_output = get_trace_output(he);
 800	return repsep_snprintf(bf, size, "%-.*s", width, he->trace_output);
 801}
 802
 803struct sort_entry sort_trace = {
 804	.se_header      = "Trace output",
 805	.se_cmp	        = sort__trace_cmp,
 806	.se_snprintf    = hist_entry__trace_snprintf,
 807	.se_width_idx	= HISTC_TRACE,
 808};
 809
 810/* sort keys for branch stacks */
 811
 812static int64_t
 813sort__dso_from_cmp(struct hist_entry *left, struct hist_entry *right)
 814{
 815	if (!left->branch_info || !right->branch_info)
 816		return cmp_null(left->branch_info, right->branch_info);
 817
 818	return _sort__dso_cmp(left->branch_info->from.ms.map,
 819			      right->branch_info->from.ms.map);
 820}
 821
 822static int hist_entry__dso_from_snprintf(struct hist_entry *he, char *bf,
 823				    size_t size, unsigned int width)
 824{
 825	if (he->branch_info)
 826		return _hist_entry__dso_snprintf(he->branch_info->from.ms.map,
 827						 bf, size, width);
 828	else
 829		return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
 830}
 831
 832static int hist_entry__dso_from_filter(struct hist_entry *he, int type,
 833				       const void *arg)
 834{
 835	const struct dso *dso = arg;
 836
 837	if (type != HIST_FILTER__DSO)
 838		return -1;
 839
 840	return dso && (!he->branch_info || !he->branch_info->from.ms.map ||
 841		       he->branch_info->from.ms.map->dso != dso);
 842}
 843
 844static int64_t
 845sort__dso_to_cmp(struct hist_entry *left, struct hist_entry *right)
 846{
 847	if (!left->branch_info || !right->branch_info)
 848		return cmp_null(left->branch_info, right->branch_info);
 849
 850	return _sort__dso_cmp(left->branch_info->to.ms.map,
 851			      right->branch_info->to.ms.map);
 852}
 853
 854static int hist_entry__dso_to_snprintf(struct hist_entry *he, char *bf,
 855				       size_t size, unsigned int width)
 856{
 857	if (he->branch_info)
 858		return _hist_entry__dso_snprintf(he->branch_info->to.ms.map,
 859						 bf, size, width);
 860	else
 861		return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
 862}
 863
 864static int hist_entry__dso_to_filter(struct hist_entry *he, int type,
 865				     const void *arg)
 866{
 867	const struct dso *dso = arg;
 868
 869	if (type != HIST_FILTER__DSO)
 870		return -1;
 871
 872	return dso && (!he->branch_info || !he->branch_info->to.ms.map ||
 873		       he->branch_info->to.ms.map->dso != dso);
 874}
 875
 876static int64_t
 877sort__sym_from_cmp(struct hist_entry *left, struct hist_entry *right)
 878{
 879	struct addr_map_symbol *from_l = &left->branch_info->from;
 880	struct addr_map_symbol *from_r = &right->branch_info->from;
 881
 882	if (!left->branch_info || !right->branch_info)
 883		return cmp_null(left->branch_info, right->branch_info);
 884
 885	from_l = &left->branch_info->from;
 886	from_r = &right->branch_info->from;
 887
 888	if (!from_l->ms.sym && !from_r->ms.sym)
 889		return _sort__addr_cmp(from_l->addr, from_r->addr);
 890
 891	return _sort__sym_cmp(from_l->ms.sym, from_r->ms.sym);
 892}
 893
 894static int64_t
 895sort__sym_to_cmp(struct hist_entry *left, struct hist_entry *right)
 896{
 897	struct addr_map_symbol *to_l, *to_r;
 898
 899	if (!left->branch_info || !right->branch_info)
 900		return cmp_null(left->branch_info, right->branch_info);
 901
 902	to_l = &left->branch_info->to;
 903	to_r = &right->branch_info->to;
 904
 905	if (!to_l->ms.sym && !to_r->ms.sym)
 906		return _sort__addr_cmp(to_l->addr, to_r->addr);
 907
 908	return _sort__sym_cmp(to_l->ms.sym, to_r->ms.sym);
 909}
 910
 911static int hist_entry__sym_from_snprintf(struct hist_entry *he, char *bf,
 912					 size_t size, unsigned int width)
 913{
 914	if (he->branch_info) {
 915		struct addr_map_symbol *from = &he->branch_info->from;
 916
 917		return _hist_entry__sym_snprintf(&from->ms, from->al_addr,
 918						 he->level, bf, size, width);
 919	}
 920
 921	return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
 922}
 923
 924static int hist_entry__sym_to_snprintf(struct hist_entry *he, char *bf,
 925				       size_t size, unsigned int width)
 926{
 927	if (he->branch_info) {
 928		struct addr_map_symbol *to = &he->branch_info->to;
 929
 930		return _hist_entry__sym_snprintf(&to->ms, to->al_addr,
 931						 he->level, bf, size, width);
 932	}
 933
 934	return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
 935}
 936
 937static int hist_entry__sym_from_filter(struct hist_entry *he, int type,
 938				       const void *arg)
 939{
 940	const char *sym = arg;
 941
 942	if (type != HIST_FILTER__SYMBOL)
 943		return -1;
 944
 945	return sym && !(he->branch_info && he->branch_info->from.ms.sym &&
 946			strstr(he->branch_info->from.ms.sym->name, sym));
 947}
 948
 949static int hist_entry__sym_to_filter(struct hist_entry *he, int type,
 950				       const void *arg)
 951{
 952	const char *sym = arg;
 953
 954	if (type != HIST_FILTER__SYMBOL)
 955		return -1;
 956
 957	return sym && !(he->branch_info && he->branch_info->to.ms.sym &&
 958		        strstr(he->branch_info->to.ms.sym->name, sym));
 959}
 960
 961struct sort_entry sort_dso_from = {
 962	.se_header	= "Source Shared Object",
 963	.se_cmp		= sort__dso_from_cmp,
 964	.se_snprintf	= hist_entry__dso_from_snprintf,
 965	.se_filter	= hist_entry__dso_from_filter,
 966	.se_width_idx	= HISTC_DSO_FROM,
 967};
 968
 969struct sort_entry sort_dso_to = {
 970	.se_header	= "Target Shared Object",
 971	.se_cmp		= sort__dso_to_cmp,
 972	.se_snprintf	= hist_entry__dso_to_snprintf,
 973	.se_filter	= hist_entry__dso_to_filter,
 974	.se_width_idx	= HISTC_DSO_TO,
 975};
 976
 977struct sort_entry sort_sym_from = {
 978	.se_header	= "Source Symbol",
 979	.se_cmp		= sort__sym_from_cmp,
 980	.se_snprintf	= hist_entry__sym_from_snprintf,
 981	.se_filter	= hist_entry__sym_from_filter,
 982	.se_width_idx	= HISTC_SYMBOL_FROM,
 983};
 984
 985struct sort_entry sort_sym_to = {
 986	.se_header	= "Target Symbol",
 987	.se_cmp		= sort__sym_to_cmp,
 988	.se_snprintf	= hist_entry__sym_to_snprintf,
 989	.se_filter	= hist_entry__sym_to_filter,
 990	.se_width_idx	= HISTC_SYMBOL_TO,
 991};
 992
 993static int64_t
 994sort__mispredict_cmp(struct hist_entry *left, struct hist_entry *right)
 995{
 996	unsigned char mp, p;
 997
 998	if (!left->branch_info || !right->branch_info)
 999		return cmp_null(left->branch_info, right->branch_info);
1000
1001	mp = left->branch_info->flags.mispred != right->branch_info->flags.mispred;
1002	p  = left->branch_info->flags.predicted != right->branch_info->flags.predicted;
1003	return mp || p;
1004}
1005
1006static int hist_entry__mispredict_snprintf(struct hist_entry *he, char *bf,
1007				    size_t size, unsigned int width){
1008	static const char *out = "N/A";
1009
1010	if (he->branch_info) {
1011		if (he->branch_info->flags.predicted)
1012			out = "N";
1013		else if (he->branch_info->flags.mispred)
1014			out = "Y";
1015	}
1016
1017	return repsep_snprintf(bf, size, "%-*.*s", width, width, out);
1018}
1019
1020static int64_t
1021sort__cycles_cmp(struct hist_entry *left, struct hist_entry *right)
1022{
1023	if (!left->branch_info || !right->branch_info)
1024		return cmp_null(left->branch_info, right->branch_info);
1025
1026	return left->branch_info->flags.cycles -
1027		right->branch_info->flags.cycles;
1028}
1029
1030static int hist_entry__cycles_snprintf(struct hist_entry *he, char *bf,
1031				    size_t size, unsigned int width)
1032{
1033	if (!he->branch_info)
1034		return scnprintf(bf, size, "%-.*s", width, "N/A");
1035	if (he->branch_info->flags.cycles == 0)
1036		return repsep_snprintf(bf, size, "%-*s", width, "-");
1037	return repsep_snprintf(bf, size, "%-*hd", width,
1038			       he->branch_info->flags.cycles);
1039}
1040
1041struct sort_entry sort_cycles = {
1042	.se_header	= "Basic Block Cycles",
1043	.se_cmp		= sort__cycles_cmp,
1044	.se_snprintf	= hist_entry__cycles_snprintf,
1045	.se_width_idx	= HISTC_CYCLES,
1046};
1047
1048/* --sort daddr_sym */
1049int64_t
1050sort__daddr_cmp(struct hist_entry *left, struct hist_entry *right)
1051{
1052	uint64_t l = 0, r = 0;
1053
1054	if (left->mem_info)
1055		l = left->mem_info->daddr.addr;
1056	if (right->mem_info)
1057		r = right->mem_info->daddr.addr;
1058
1059	return (int64_t)(r - l);
1060}
1061
1062static int hist_entry__daddr_snprintf(struct hist_entry *he, char *bf,
1063				    size_t size, unsigned int width)
1064{
1065	uint64_t addr = 0;
1066	struct map_symbol *ms = NULL;
1067
1068	if (he->mem_info) {
1069		addr = he->mem_info->daddr.addr;
1070		ms = &he->mem_info->daddr.ms;
1071	}
1072	return _hist_entry__sym_snprintf(ms, addr, he->level, bf, size, width);
1073}
1074
1075int64_t
1076sort__iaddr_cmp(struct hist_entry *left, struct hist_entry *right)
1077{
1078	uint64_t l = 0, r = 0;
1079
1080	if (left->mem_info)
1081		l = left->mem_info->iaddr.addr;
1082	if (right->mem_info)
1083		r = right->mem_info->iaddr.addr;
1084
1085	return (int64_t)(r - l);
1086}
1087
1088static int hist_entry__iaddr_snprintf(struct hist_entry *he, char *bf,
1089				    size_t size, unsigned int width)
1090{
1091	uint64_t addr = 0;
1092	struct map_symbol *ms = NULL;
1093
1094	if (he->mem_info) {
1095		addr = he->mem_info->iaddr.addr;
1096		ms   = &he->mem_info->iaddr.ms;
1097	}
1098	return _hist_entry__sym_snprintf(ms, addr, he->level, bf, size, width);
1099}
1100
1101static int64_t
1102sort__dso_daddr_cmp(struct hist_entry *left, struct hist_entry *right)
1103{
1104	struct map *map_l = NULL;
1105	struct map *map_r = NULL;
1106
1107	if (left->mem_info)
1108		map_l = left->mem_info->daddr.ms.map;
1109	if (right->mem_info)
1110		map_r = right->mem_info->daddr.ms.map;
1111
1112	return _sort__dso_cmp(map_l, map_r);
1113}
1114
1115static int hist_entry__dso_daddr_snprintf(struct hist_entry *he, char *bf,
1116				    size_t size, unsigned int width)
1117{
1118	struct map *map = NULL;
1119
1120	if (he->mem_info)
1121		map = he->mem_info->daddr.ms.map;
1122
1123	return _hist_entry__dso_snprintf(map, bf, size, width);
1124}
1125
1126static int64_t
1127sort__locked_cmp(struct hist_entry *left, struct hist_entry *right)
1128{
1129	union perf_mem_data_src data_src_l;
1130	union perf_mem_data_src data_src_r;
1131
1132	if (left->mem_info)
1133		data_src_l = left->mem_info->data_src;
1134	else
1135		data_src_l.mem_lock = PERF_MEM_LOCK_NA;
1136
1137	if (right->mem_info)
1138		data_src_r = right->mem_info->data_src;
1139	else
1140		data_src_r.mem_lock = PERF_MEM_LOCK_NA;
1141
1142	return (int64_t)(data_src_r.mem_lock - data_src_l.mem_lock);
1143}
1144
1145static int hist_entry__locked_snprintf(struct hist_entry *he, char *bf,
1146				    size_t size, unsigned int width)
1147{
1148	char out[10];
1149
1150	perf_mem__lck_scnprintf(out, sizeof(out), he->mem_info);
1151	return repsep_snprintf(bf, size, "%.*s", width, out);
1152}
1153
1154static int64_t
1155sort__tlb_cmp(struct hist_entry *left, struct hist_entry *right)
1156{
1157	union perf_mem_data_src data_src_l;
1158	union perf_mem_data_src data_src_r;
1159
1160	if (left->mem_info)
1161		data_src_l = left->mem_info->data_src;
1162	else
1163		data_src_l.mem_dtlb = PERF_MEM_TLB_NA;
1164
1165	if (right->mem_info)
1166		data_src_r = right->mem_info->data_src;
1167	else
1168		data_src_r.mem_dtlb = PERF_MEM_TLB_NA;
1169
1170	return (int64_t)(data_src_r.mem_dtlb - data_src_l.mem_dtlb);
1171}
1172
1173static int hist_entry__tlb_snprintf(struct hist_entry *he, char *bf,
1174				    size_t size, unsigned int width)
1175{
1176	char out[64];
1177
1178	perf_mem__tlb_scnprintf(out, sizeof(out), he->mem_info);
1179	return repsep_snprintf(bf, size, "%-*s", width, out);
1180}
1181
1182static int64_t
1183sort__lvl_cmp(struct hist_entry *left, struct hist_entry *right)
1184{
1185	union perf_mem_data_src data_src_l;
1186	union perf_mem_data_src data_src_r;
1187
1188	if (left->mem_info)
1189		data_src_l = left->mem_info->data_src;
1190	else
1191		data_src_l.mem_lvl = PERF_MEM_LVL_NA;
1192
1193	if (right->mem_info)
1194		data_src_r = right->mem_info->data_src;
1195	else
1196		data_src_r.mem_lvl = PERF_MEM_LVL_NA;
1197
1198	return (int64_t)(data_src_r.mem_lvl - data_src_l.mem_lvl);
1199}
1200
1201static int hist_entry__lvl_snprintf(struct hist_entry *he, char *bf,
1202				    size_t size, unsigned int width)
1203{
1204	char out[64];
1205
1206	perf_mem__lvl_scnprintf(out, sizeof(out), he->mem_info);
1207	return repsep_snprintf(bf, size, "%-*s", width, out);
1208}
1209
1210static int64_t
1211sort__snoop_cmp(struct hist_entry *left, struct hist_entry *right)
1212{
1213	union perf_mem_data_src data_src_l;
1214	union perf_mem_data_src data_src_r;
1215
1216	if (left->mem_info)
1217		data_src_l = left->mem_info->data_src;
1218	else
1219		data_src_l.mem_snoop = PERF_MEM_SNOOP_NA;
1220
1221	if (right->mem_info)
1222		data_src_r = right->mem_info->data_src;
1223	else
1224		data_src_r.mem_snoop = PERF_MEM_SNOOP_NA;
1225
1226	return (int64_t)(data_src_r.mem_snoop - data_src_l.mem_snoop);
1227}
1228
1229static int hist_entry__snoop_snprintf(struct hist_entry *he, char *bf,
1230				    size_t size, unsigned int width)
1231{
1232	char out[64];
1233
1234	perf_mem__snp_scnprintf(out, sizeof(out), he->mem_info);
1235	return repsep_snprintf(bf, size, "%-*s", width, out);
1236}
1237
1238int64_t
1239sort__dcacheline_cmp(struct hist_entry *left, struct hist_entry *right)
1240{
1241	u64 l, r;
1242	struct map *l_map, *r_map;
1243	int rc;
1244
1245	if (!left->mem_info)  return -1;
1246	if (!right->mem_info) return 1;
1247
1248	/* group event types together */
1249	if (left->cpumode > right->cpumode) return -1;
1250	if (left->cpumode < right->cpumode) return 1;
1251
1252	l_map = left->mem_info->daddr.ms.map;
1253	r_map = right->mem_info->daddr.ms.map;
1254
1255	/* if both are NULL, jump to sort on al_addr instead */
1256	if (!l_map && !r_map)
1257		goto addr;
1258
1259	if (!l_map) return -1;
1260	if (!r_map) return 1;
1261
1262	rc = dso__cmp_id(l_map->dso, r_map->dso);
1263	if (rc)
1264		return rc;
1265	/*
1266	 * Addresses with no major/minor numbers are assumed to be
1267	 * anonymous in userspace.  Sort those on pid then address.
1268	 *
1269	 * The kernel and non-zero major/minor mapped areas are
1270	 * assumed to be unity mapped.  Sort those on address.
1271	 */
1272
1273	if ((left->cpumode != PERF_RECORD_MISC_KERNEL) &&
1274	    (!(l_map->flags & MAP_SHARED)) &&
1275	    !l_map->dso->id.maj && !l_map->dso->id.min &&
1276	    !l_map->dso->id.ino && !l_map->dso->id.ino_generation) {
1277		/* userspace anonymous */
1278
1279		if (left->thread->pid_ > right->thread->pid_) return -1;
1280		if (left->thread->pid_ < right->thread->pid_) return 1;
1281	}
1282
1283addr:
1284	/* al_addr does all the right addr - start + offset calculations */
1285	l = cl_address(left->mem_info->daddr.al_addr);
1286	r = cl_address(right->mem_info->daddr.al_addr);
1287
1288	if (l > r) return -1;
1289	if (l < r) return 1;
1290
1291	return 0;
1292}
1293
1294static int hist_entry__dcacheline_snprintf(struct hist_entry *he, char *bf,
1295					  size_t size, unsigned int width)
1296{
1297
1298	uint64_t addr = 0;
1299	struct map_symbol *ms = NULL;
1300	char level = he->level;
1301
1302	if (he->mem_info) {
1303		struct map *map = he->mem_info->daddr.ms.map;
1304
1305		addr = cl_address(he->mem_info->daddr.al_addr);
1306		ms = &he->mem_info->daddr.ms;
1307
1308		/* print [s] for shared data mmaps */
1309		if ((he->cpumode != PERF_RECORD_MISC_KERNEL) &&
1310		     map && !(map->prot & PROT_EXEC) &&
1311		    (map->flags & MAP_SHARED) &&
1312		    (map->dso->id.maj || map->dso->id.min ||
1313		     map->dso->id.ino || map->dso->id.ino_generation))
1314			level = 's';
1315		else if (!map)
1316			level = 'X';
1317	}
1318	return _hist_entry__sym_snprintf(ms, addr, level, bf, size, width);
1319}
1320
1321struct sort_entry sort_mispredict = {
1322	.se_header	= "Branch Mispredicted",
1323	.se_cmp		= sort__mispredict_cmp,
1324	.se_snprintf	= hist_entry__mispredict_snprintf,
1325	.se_width_idx	= HISTC_MISPREDICT,
1326};
1327
1328static u64 he_weight(struct hist_entry *he)
1329{
1330	return he->stat.nr_events ? he->stat.weight / he->stat.nr_events : 0;
1331}
1332
1333static int64_t
1334sort__local_weight_cmp(struct hist_entry *left, struct hist_entry *right)
1335{
1336	return he_weight(left) - he_weight(right);
1337}
1338
1339static int hist_entry__local_weight_snprintf(struct hist_entry *he, char *bf,
1340				    size_t size, unsigned int width)
1341{
1342	return repsep_snprintf(bf, size, "%-*llu", width, he_weight(he));
1343}
1344
1345struct sort_entry sort_local_weight = {
1346	.se_header	= "Local Weight",
1347	.se_cmp		= sort__local_weight_cmp,
1348	.se_snprintf	= hist_entry__local_weight_snprintf,
1349	.se_width_idx	= HISTC_LOCAL_WEIGHT,
1350};
1351
1352static int64_t
1353sort__global_weight_cmp(struct hist_entry *left, struct hist_entry *right)
1354{
1355	return left->stat.weight - right->stat.weight;
1356}
1357
1358static int hist_entry__global_weight_snprintf(struct hist_entry *he, char *bf,
1359					      size_t size, unsigned int width)
1360{
1361	return repsep_snprintf(bf, size, "%-*llu", width, he->stat.weight);
1362}
1363
1364struct sort_entry sort_global_weight = {
1365	.se_header	= "Weight",
1366	.se_cmp		= sort__global_weight_cmp,
1367	.se_snprintf	= hist_entry__global_weight_snprintf,
1368	.se_width_idx	= HISTC_GLOBAL_WEIGHT,
1369};
1370
1371static u64 he_ins_lat(struct hist_entry *he)
1372{
1373		return he->stat.nr_events ? he->stat.ins_lat / he->stat.nr_events : 0;
1374}
1375
1376static int64_t
1377sort__local_ins_lat_cmp(struct hist_entry *left, struct hist_entry *right)
1378{
1379		return he_ins_lat(left) - he_ins_lat(right);
1380}
1381
1382static int hist_entry__local_ins_lat_snprintf(struct hist_entry *he, char *bf,
1383					      size_t size, unsigned int width)
1384{
1385		return repsep_snprintf(bf, size, "%-*u", width, he_ins_lat(he));
1386}
1387
1388struct sort_entry sort_local_ins_lat = {
1389	.se_header	= "Local INSTR Latency",
1390	.se_cmp		= sort__local_ins_lat_cmp,
1391	.se_snprintf	= hist_entry__local_ins_lat_snprintf,
1392	.se_width_idx	= HISTC_LOCAL_INS_LAT,
1393};
1394
1395static int64_t
1396sort__global_ins_lat_cmp(struct hist_entry *left, struct hist_entry *right)
1397{
1398		return left->stat.ins_lat - right->stat.ins_lat;
1399}
1400
1401static int hist_entry__global_ins_lat_snprintf(struct hist_entry *he, char *bf,
1402					       size_t size, unsigned int width)
1403{
1404		return repsep_snprintf(bf, size, "%-*u", width, he->stat.ins_lat);
1405}
1406
1407struct sort_entry sort_global_ins_lat = {
1408	.se_header	= "INSTR Latency",
1409	.se_cmp		= sort__global_ins_lat_cmp,
1410	.se_snprintf	= hist_entry__global_ins_lat_snprintf,
1411	.se_width_idx	= HISTC_GLOBAL_INS_LAT,
1412};
1413
1414static int64_t
1415sort__global_p_stage_cyc_cmp(struct hist_entry *left, struct hist_entry *right)
1416{
1417	return left->stat.p_stage_cyc - right->stat.p_stage_cyc;
1418}
1419
1420static int hist_entry__p_stage_cyc_snprintf(struct hist_entry *he, char *bf,
1421					size_t size, unsigned int width)
1422{
1423	return repsep_snprintf(bf, size, "%-*u", width, he->stat.p_stage_cyc);
1424}
1425
1426struct sort_entry sort_p_stage_cyc = {
1427	.se_header      = "Pipeline Stage Cycle",
1428	.se_cmp         = sort__global_p_stage_cyc_cmp,
1429	.se_snprintf	= hist_entry__p_stage_cyc_snprintf,
1430	.se_width_idx	= HISTC_P_STAGE_CYC,
1431};
1432
1433struct sort_entry sort_mem_daddr_sym = {
1434	.se_header	= "Data Symbol",
1435	.se_cmp		= sort__daddr_cmp,
1436	.se_snprintf	= hist_entry__daddr_snprintf,
1437	.se_width_idx	= HISTC_MEM_DADDR_SYMBOL,
1438};
1439
1440struct sort_entry sort_mem_iaddr_sym = {
1441	.se_header	= "Code Symbol",
1442	.se_cmp		= sort__iaddr_cmp,
1443	.se_snprintf	= hist_entry__iaddr_snprintf,
1444	.se_width_idx	= HISTC_MEM_IADDR_SYMBOL,
1445};
1446
1447struct sort_entry sort_mem_daddr_dso = {
1448	.se_header	= "Data Object",
1449	.se_cmp		= sort__dso_daddr_cmp,
1450	.se_snprintf	= hist_entry__dso_daddr_snprintf,
1451	.se_width_idx	= HISTC_MEM_DADDR_DSO,
1452};
1453
1454struct sort_entry sort_mem_locked = {
1455	.se_header	= "Locked",
1456	.se_cmp		= sort__locked_cmp,
1457	.se_snprintf	= hist_entry__locked_snprintf,
1458	.se_width_idx	= HISTC_MEM_LOCKED,
1459};
1460
1461struct sort_entry sort_mem_tlb = {
1462	.se_header	= "TLB access",
1463	.se_cmp		= sort__tlb_cmp,
1464	.se_snprintf	= hist_entry__tlb_snprintf,
1465	.se_width_idx	= HISTC_MEM_TLB,
1466};
1467
1468struct sort_entry sort_mem_lvl = {
1469	.se_header	= "Memory access",
1470	.se_cmp		= sort__lvl_cmp,
1471	.se_snprintf	= hist_entry__lvl_snprintf,
1472	.se_width_idx	= HISTC_MEM_LVL,
1473};
1474
1475struct sort_entry sort_mem_snoop = {
1476	.se_header	= "Snoop",
1477	.se_cmp		= sort__snoop_cmp,
1478	.se_snprintf	= hist_entry__snoop_snprintf,
1479	.se_width_idx	= HISTC_MEM_SNOOP,
1480};
1481
1482struct sort_entry sort_mem_dcacheline = {
1483	.se_header	= "Data Cacheline",
1484	.se_cmp		= sort__dcacheline_cmp,
1485	.se_snprintf	= hist_entry__dcacheline_snprintf,
1486	.se_width_idx	= HISTC_MEM_DCACHELINE,
1487};
1488
1489static int64_t
1490sort__blocked_cmp(struct hist_entry *left, struct hist_entry *right)
1491{
1492	union perf_mem_data_src data_src_l;
1493	union perf_mem_data_src data_src_r;
1494
1495	if (left->mem_info)
1496		data_src_l = left->mem_info->data_src;
1497	else
1498		data_src_l.mem_blk = PERF_MEM_BLK_NA;
1499
1500	if (right->mem_info)
1501		data_src_r = right->mem_info->data_src;
1502	else
1503		data_src_r.mem_blk = PERF_MEM_BLK_NA;
1504
1505	return (int64_t)(data_src_r.mem_blk - data_src_l.mem_blk);
1506}
1507
1508static int hist_entry__blocked_snprintf(struct hist_entry *he, char *bf,
1509					size_t size, unsigned int width)
1510{
1511	char out[16];
1512
1513	perf_mem__blk_scnprintf(out, sizeof(out), he->mem_info);
1514	return repsep_snprintf(bf, size, "%.*s", width, out);
1515}
1516
1517struct sort_entry sort_mem_blocked = {
1518	.se_header	= "Blocked",
1519	.se_cmp		= sort__blocked_cmp,
1520	.se_snprintf	= hist_entry__blocked_snprintf,
1521	.se_width_idx	= HISTC_MEM_BLOCKED,
1522};
1523
1524static int64_t
1525sort__phys_daddr_cmp(struct hist_entry *left, struct hist_entry *right)
1526{
1527	uint64_t l = 0, r = 0;
1528
1529	if (left->mem_info)
1530		l = left->mem_info->daddr.phys_addr;
1531	if (right->mem_info)
1532		r = right->mem_info->daddr.phys_addr;
1533
1534	return (int64_t)(r - l);
1535}
1536
1537static int hist_entry__phys_daddr_snprintf(struct hist_entry *he, char *bf,
1538					   size_t size, unsigned int width)
1539{
1540	uint64_t addr = 0;
1541	size_t ret = 0;
1542	size_t len = BITS_PER_LONG / 4;
1543
1544	addr = he->mem_info->daddr.phys_addr;
1545
1546	ret += repsep_snprintf(bf + ret, size - ret, "[%c] ", he->level);
1547
1548	ret += repsep_snprintf(bf + ret, size - ret, "%-#.*llx", len, addr);
1549
1550	ret += repsep_snprintf(bf + ret, size - ret, "%-*s", width - ret, "");
1551
1552	if (ret > width)
1553		bf[width] = '\0';
1554
1555	return width;
1556}
1557
1558struct sort_entry sort_mem_phys_daddr = {
1559	.se_header	= "Data Physical Address",
1560	.se_cmp		= sort__phys_daddr_cmp,
1561	.se_snprintf	= hist_entry__phys_daddr_snprintf,
1562	.se_width_idx	= HISTC_MEM_PHYS_DADDR,
1563};
1564
1565static int64_t
1566sort__data_page_size_cmp(struct hist_entry *left, struct hist_entry *right)
1567{
1568	uint64_t l = 0, r = 0;
1569
1570	if (left->mem_info)
1571		l = left->mem_info->daddr.data_page_size;
1572	if (right->mem_info)
1573		r = right->mem_info->daddr.data_page_size;
1574
1575	return (int64_t)(r - l);
1576}
1577
1578static int hist_entry__data_page_size_snprintf(struct hist_entry *he, char *bf,
1579					  size_t size, unsigned int width)
1580{
1581	char str[PAGE_SIZE_NAME_LEN];
1582
1583	return repsep_snprintf(bf, size, "%-*s", width,
1584			       get_page_size_name(he->mem_info->daddr.data_page_size, str));
1585}
1586
1587struct sort_entry sort_mem_data_page_size = {
1588	.se_header	= "Data Page Size",
1589	.se_cmp		= sort__data_page_size_cmp,
1590	.se_snprintf	= hist_entry__data_page_size_snprintf,
1591	.se_width_idx	= HISTC_MEM_DATA_PAGE_SIZE,
1592};
1593
1594static int64_t
1595sort__code_page_size_cmp(struct hist_entry *left, struct hist_entry *right)
1596{
1597	uint64_t l = left->code_page_size;
1598	uint64_t r = right->code_page_size;
1599
1600	return (int64_t)(r - l);
1601}
1602
1603static int hist_entry__code_page_size_snprintf(struct hist_entry *he, char *bf,
1604					  size_t size, unsigned int width)
1605{
1606	char str[PAGE_SIZE_NAME_LEN];
1607
1608	return repsep_snprintf(bf, size, "%-*s", width,
1609			       get_page_size_name(he->code_page_size, str));
1610}
1611
1612struct sort_entry sort_code_page_size = {
1613	.se_header	= "Code Page Size",
1614	.se_cmp		= sort__code_page_size_cmp,
1615	.se_snprintf	= hist_entry__code_page_size_snprintf,
1616	.se_width_idx	= HISTC_CODE_PAGE_SIZE,
1617};
1618
1619static int64_t
1620sort__abort_cmp(struct hist_entry *left, struct hist_entry *right)
1621{
1622	if (!left->branch_info || !right->branch_info)
1623		return cmp_null(left->branch_info, right->branch_info);
1624
1625	return left->branch_info->flags.abort !=
1626		right->branch_info->flags.abort;
1627}
1628
1629static int hist_entry__abort_snprintf(struct hist_entry *he, char *bf,
1630				    size_t size, unsigned int width)
1631{
1632	static const char *out = "N/A";
1633
1634	if (he->branch_info) {
1635		if (he->branch_info->flags.abort)
1636			out = "A";
1637		else
1638			out = ".";
1639	}
1640
1641	return repsep_snprintf(bf, size, "%-*s", width, out);
1642}
1643
1644struct sort_entry sort_abort = {
1645	.se_header	= "Transaction abort",
1646	.se_cmp		= sort__abort_cmp,
1647	.se_snprintf	= hist_entry__abort_snprintf,
1648	.se_width_idx	= HISTC_ABORT,
1649};
1650
1651static int64_t
1652sort__in_tx_cmp(struct hist_entry *left, struct hist_entry *right)
1653{
1654	if (!left->branch_info || !right->branch_info)
1655		return cmp_null(left->branch_info, right->branch_info);
1656
1657	return left->branch_info->flags.in_tx !=
1658		right->branch_info->flags.in_tx;
1659}
1660
1661static int hist_entry__in_tx_snprintf(struct hist_entry *he, char *bf,
1662				    size_t size, unsigned int width)
1663{
1664	static const char *out = "N/A";
1665
1666	if (he->branch_info) {
1667		if (he->branch_info->flags.in_tx)
1668			out = "T";
1669		else
1670			out = ".";
1671	}
1672
1673	return repsep_snprintf(bf, size, "%-*s", width, out);
1674}
1675
1676struct sort_entry sort_in_tx = {
1677	.se_header	= "Branch in transaction",
1678	.se_cmp		= sort__in_tx_cmp,
1679	.se_snprintf	= hist_entry__in_tx_snprintf,
1680	.se_width_idx	= HISTC_IN_TX,
1681};
1682
1683static int64_t
1684sort__transaction_cmp(struct hist_entry *left, struct hist_entry *right)
1685{
1686	return left->transaction - right->transaction;
1687}
1688
1689static inline char *add_str(char *p, const char *str)
1690{
1691	strcpy(p, str);
1692	return p + strlen(str);
1693}
1694
1695static struct txbit {
1696	unsigned flag;
1697	const char *name;
1698	int skip_for_len;
1699} txbits[] = {
1700	{ PERF_TXN_ELISION,        "EL ",        0 },
1701	{ PERF_TXN_TRANSACTION,    "TX ",        1 },
1702	{ PERF_TXN_SYNC,           "SYNC ",      1 },
1703	{ PERF_TXN_ASYNC,          "ASYNC ",     0 },
1704	{ PERF_TXN_RETRY,          "RETRY ",     0 },
1705	{ PERF_TXN_CONFLICT,       "CON ",       0 },
1706	{ PERF_TXN_CAPACITY_WRITE, "CAP-WRITE ", 1 },
1707	{ PERF_TXN_CAPACITY_READ,  "CAP-READ ",  0 },
1708	{ 0, NULL, 0 }
1709};
1710
1711int hist_entry__transaction_len(void)
1712{
1713	int i;
1714	int len = 0;
1715
1716	for (i = 0; txbits[i].name; i++) {
1717		if (!txbits[i].skip_for_len)
1718			len += strlen(txbits[i].name);
1719	}
1720	len += 4; /* :XX<space> */
1721	return len;
1722}
1723
1724static int hist_entry__transaction_snprintf(struct hist_entry *he, char *bf,
1725					    size_t size, unsigned int width)
1726{
1727	u64 t = he->transaction;
1728	char buf[128];
1729	char *p = buf;
1730	int i;
1731
1732	buf[0] = 0;
1733	for (i = 0; txbits[i].name; i++)
1734		if (txbits[i].flag & t)
1735			p = add_str(p, txbits[i].name);
1736	if (t && !(t & (PERF_TXN_SYNC|PERF_TXN_ASYNC)))
1737		p = add_str(p, "NEITHER ");
1738	if (t & PERF_TXN_ABORT_MASK) {
1739		sprintf(p, ":%" PRIx64,
1740			(t & PERF_TXN_ABORT_MASK) >>
1741			PERF_TXN_ABORT_SHIFT);
1742		p += strlen(p);
1743	}
1744
1745	return repsep_snprintf(bf, size, "%-*s", width, buf);
1746}
1747
1748struct sort_entry sort_transaction = {
1749	.se_header	= "Transaction                ",
1750	.se_cmp		= sort__transaction_cmp,
1751	.se_snprintf	= hist_entry__transaction_snprintf,
1752	.se_width_idx	= HISTC_TRANSACTION,
1753};
1754
1755/* --sort symbol_size */
1756
1757static int64_t _sort__sym_size_cmp(struct symbol *sym_l, struct symbol *sym_r)
1758{
1759	int64_t size_l = sym_l != NULL ? symbol__size(sym_l) : 0;
1760	int64_t size_r = sym_r != NULL ? symbol__size(sym_r) : 0;
1761
1762	return size_l < size_r ? -1 :
1763		size_l == size_r ? 0 : 1;
1764}
1765
1766static int64_t
1767sort__sym_size_cmp(struct hist_entry *left, struct hist_entry *right)
1768{
1769	return _sort__sym_size_cmp(right->ms.sym, left->ms.sym);
1770}
1771
1772static int _hist_entry__sym_size_snprintf(struct symbol *sym, char *bf,
1773					  size_t bf_size, unsigned int width)
1774{
1775	if (sym)
1776		return repsep_snprintf(bf, bf_size, "%*d", width, symbol__size(sym));
1777
1778	return repsep_snprintf(bf, bf_size, "%*s", width, "unknown");
1779}
1780
1781static int hist_entry__sym_size_snprintf(struct hist_entry *he, char *bf,
1782					 size_t size, unsigned int width)
1783{
1784	return _hist_entry__sym_size_snprintf(he->ms.sym, bf, size, width);
1785}
1786
1787struct sort_entry sort_sym_size = {
1788	.se_header	= "Symbol size",
1789	.se_cmp		= sort__sym_size_cmp,
1790	.se_snprintf	= hist_entry__sym_size_snprintf,
1791	.se_width_idx	= HISTC_SYM_SIZE,
1792};
1793
1794/* --sort dso_size */
1795
1796static int64_t _sort__dso_size_cmp(struct map *map_l, struct map *map_r)
1797{
1798	int64_t size_l = map_l != NULL ? map__size(map_l) : 0;
1799	int64_t size_r = map_r != NULL ? map__size(map_r) : 0;
1800
1801	return size_l < size_r ? -1 :
1802		size_l == size_r ? 0 : 1;
1803}
1804
1805static int64_t
1806sort__dso_size_cmp(struct hist_entry *left, struct hist_entry *right)
1807{
1808	return _sort__dso_size_cmp(right->ms.map, left->ms.map);
1809}
1810
1811static int _hist_entry__dso_size_snprintf(struct map *map, char *bf,
1812					  size_t bf_size, unsigned int width)
1813{
1814	if (map && map->dso)
1815		return repsep_snprintf(bf, bf_size, "%*d", width,
1816				       map__size(map));
1817
1818	return repsep_snprintf(bf, bf_size, "%*s", width, "unknown");
1819}
1820
1821static int hist_entry__dso_size_snprintf(struct hist_entry *he, char *bf,
1822					 size_t size, unsigned int width)
1823{
1824	return _hist_entry__dso_size_snprintf(he->ms.map, bf, size, width);
1825}
1826
1827struct sort_entry sort_dso_size = {
1828	.se_header	= "DSO size",
1829	.se_cmp		= sort__dso_size_cmp,
1830	.se_snprintf	= hist_entry__dso_size_snprintf,
1831	.se_width_idx	= HISTC_DSO_SIZE,
1832};
1833
1834
1835struct sort_dimension {
1836	const char		*name;
1837	struct sort_entry	*entry;
1838	int			taken;
1839};
1840
1841int __weak arch_support_sort_key(const char *sort_key __maybe_unused)
1842{
1843	return 0;
1844}
1845
1846const char * __weak arch_perf_header_entry(const char *se_header)
1847{
1848	return se_header;
1849}
1850
1851static void sort_dimension_add_dynamic_header(struct sort_dimension *sd)
1852{
1853	sd->entry->se_header = arch_perf_header_entry(sd->entry->se_header);
1854}
1855
1856#define DIM(d, n, func) [d] = { .name = n, .entry = &(func) }
1857
1858static struct sort_dimension common_sort_dimensions[] = {
1859	DIM(SORT_PID, "pid", sort_thread),
1860	DIM(SORT_COMM, "comm", sort_comm),
1861	DIM(SORT_DSO, "dso", sort_dso),
1862	DIM(SORT_SYM, "symbol", sort_sym),
1863	DIM(SORT_PARENT, "parent", sort_parent),
1864	DIM(SORT_CPU, "cpu", sort_cpu),
1865	DIM(SORT_SOCKET, "socket", sort_socket),
1866	DIM(SORT_SRCLINE, "srcline", sort_srcline),
1867	DIM(SORT_SRCFILE, "srcfile", sort_srcfile),
1868	DIM(SORT_LOCAL_WEIGHT, "local_weight", sort_local_weight),
1869	DIM(SORT_GLOBAL_WEIGHT, "weight", sort_global_weight),
1870	DIM(SORT_TRANSACTION, "transaction", sort_transaction),
1871	DIM(SORT_TRACE, "trace", sort_trace),
1872	DIM(SORT_SYM_SIZE, "symbol_size", sort_sym_size),
1873	DIM(SORT_DSO_SIZE, "dso_size", sort_dso_size),
1874	DIM(SORT_CGROUP, "cgroup", sort_cgroup),
1875	DIM(SORT_CGROUP_ID, "cgroup_id", sort_cgroup_id),
1876	DIM(SORT_SYM_IPC_NULL, "ipc_null", sort_sym_ipc_null),
1877	DIM(SORT_TIME, "time", sort_time),
1878	DIM(SORT_CODE_PAGE_SIZE, "code_page_size", sort_code_page_size),
1879	DIM(SORT_LOCAL_INS_LAT, "local_ins_lat", sort_local_ins_lat),
1880	DIM(SORT_GLOBAL_INS_LAT, "ins_lat", sort_global_ins_lat),
1881	DIM(SORT_PIPELINE_STAGE_CYC, "p_stage_cyc", sort_p_stage_cyc),
1882};
1883
1884#undef DIM
1885
1886#define DIM(d, n, func) [d - __SORT_BRANCH_STACK] = { .name = n, .entry = &(func) }
1887
1888static struct sort_dimension bstack_sort_dimensions[] = {
1889	DIM(SORT_DSO_FROM, "dso_from", sort_dso_from),
1890	DIM(SORT_DSO_TO, "dso_to", sort_dso_to),
1891	DIM(SORT_SYM_FROM, "symbol_from", sort_sym_from),
1892	DIM(SORT_SYM_TO, "symbol_to", sort_sym_to),
1893	DIM(SORT_MISPREDICT, "mispredict", sort_mispredict),
1894	DIM(SORT_IN_TX, "in_tx", sort_in_tx),
1895	DIM(SORT_ABORT, "abort", sort_abort),
1896	DIM(SORT_CYCLES, "cycles", sort_cycles),
1897	DIM(SORT_SRCLINE_FROM, "srcline_from", sort_srcline_from),
1898	DIM(SORT_SRCLINE_TO, "srcline_to", sort_srcline_to),
1899	DIM(SORT_SYM_IPC, "ipc_lbr", sort_sym_ipc),
1900};
1901
1902#undef DIM
1903
1904#define DIM(d, n, func) [d - __SORT_MEMORY_MODE] = { .name = n, .entry = &(func) }
1905
1906static struct sort_dimension memory_sort_dimensions[] = {
1907	DIM(SORT_MEM_DADDR_SYMBOL, "symbol_daddr", sort_mem_daddr_sym),
1908	DIM(SORT_MEM_IADDR_SYMBOL, "symbol_iaddr", sort_mem_iaddr_sym),
1909	DIM(SORT_MEM_DADDR_DSO, "dso_daddr", sort_mem_daddr_dso),
1910	DIM(SORT_MEM_LOCKED, "locked", sort_mem_locked),
1911	DIM(SORT_MEM_TLB, "tlb", sort_mem_tlb),
1912	DIM(SORT_MEM_LVL, "mem", sort_mem_lvl),
1913	DIM(SORT_MEM_SNOOP, "snoop", sort_mem_snoop),
1914	DIM(SORT_MEM_DCACHELINE, "dcacheline", sort_mem_dcacheline),
1915	DIM(SORT_MEM_PHYS_DADDR, "phys_daddr", sort_mem_phys_daddr),
1916	DIM(SORT_MEM_DATA_PAGE_SIZE, "data_page_size", sort_mem_data_page_size),
1917	DIM(SORT_MEM_BLOCKED, "blocked", sort_mem_blocked),
1918};
1919
1920#undef DIM
1921
1922struct hpp_dimension {
1923	const char		*name;
1924	struct perf_hpp_fmt	*fmt;
1925	int			taken;
1926};
1927
1928#define DIM(d, n) { .name = n, .fmt = &perf_hpp__format[d], }
1929
1930static struct hpp_dimension hpp_sort_dimensions[] = {
1931	DIM(PERF_HPP__OVERHEAD, "overhead"),
1932	DIM(PERF_HPP__OVERHEAD_SYS, "overhead_sys"),
1933	DIM(PERF_HPP__OVERHEAD_US, "overhead_us"),
1934	DIM(PERF_HPP__OVERHEAD_GUEST_SYS, "overhead_guest_sys"),
1935	DIM(PERF_HPP__OVERHEAD_GUEST_US, "overhead_guest_us"),
1936	DIM(PERF_HPP__OVERHEAD_ACC, "overhead_children"),
1937	DIM(PERF_HPP__SAMPLES, "sample"),
1938	DIM(PERF_HPP__PERIOD, "period"),
1939};
1940
1941#undef DIM
1942
1943struct hpp_sort_entry {
1944	struct perf_hpp_fmt hpp;
1945	struct sort_entry *se;
1946};
1947
1948void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists)
1949{
1950	struct hpp_sort_entry *hse;
1951
1952	if (!perf_hpp__is_sort_entry(fmt))
1953		return;
1954
1955	hse = container_of(fmt, struct hpp_sort_entry, hpp);
1956	hists__new_col_len(hists, hse->se->se_width_idx, strlen(fmt->name));
1957}
1958
1959static int __sort__hpp_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
1960			      struct hists *hists, int line __maybe_unused,
1961			      int *span __maybe_unused)
1962{
1963	struct hpp_sort_entry *hse;
1964	size_t len = fmt->user_len;
1965
1966	hse = container_of(fmt, struct hpp_sort_entry, hpp);
1967
1968	if (!len)
1969		len = hists__col_len(hists, hse->se->se_width_idx);
1970
1971	return scnprintf(hpp->buf, hpp->size, "%-*.*s", len, len, fmt->name);
1972}
1973
1974static int __sort__hpp_width(struct perf_hpp_fmt *fmt,
1975			     struct perf_hpp *hpp __maybe_unused,
1976			     struct hists *hists)
1977{
1978	struct hpp_sort_entry *hse;
1979	size_t len = fmt->user_len;
1980
1981	hse = container_of(fmt, struct hpp_sort_entry, hpp);
1982
1983	if (!len)
1984		len = hists__col_len(hists, hse->se->se_width_idx);
1985
1986	return len;
1987}
1988
1989static int __sort__hpp_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
1990			     struct hist_entry *he)
1991{
1992	struct hpp_sort_entry *hse;
1993	size_t len = fmt->user_len;
1994
1995	hse = container_of(fmt, struct hpp_sort_entry, hpp);
1996
1997	if (!len)
1998		len = hists__col_len(he->hists, hse->se->se_width_idx);
1999
2000	return hse->se->se_snprintf(he, hpp->buf, hpp->size, len);
2001}
2002
2003static int64_t __sort__hpp_cmp(struct perf_hpp_fmt *fmt,
2004			       struct hist_entry *a, struct hist_entry *b)
2005{
2006	struct hpp_sort_entry *hse;
2007
2008	hse = container_of(fmt, struct hpp_sort_entry, hpp);
2009	return hse->se->se_cmp(a, b);
2010}
2011
2012static int64_t __sort__hpp_collapse(struct perf_hpp_fmt *fmt,
2013				    struct hist_entry *a, struct hist_entry *b)
2014{
2015	struct hpp_sort_entry *hse;
2016	int64_t (*collapse_fn)(struct hist_entry *, struct hist_entry *);
2017
2018	hse = container_of(fmt, struct hpp_sort_entry, hpp);
2019	collapse_fn = hse->se->se_collapse ?: hse->se->se_cmp;
2020	return collapse_fn(a, b);
2021}
2022
2023static int64_t __sort__hpp_sort(struct perf_hpp_fmt *fmt,
2024				struct hist_entry *a, struct hist_entry *b)
2025{
2026	struct hpp_sort_entry *hse;
2027	int64_t (*sort_fn)(struct hist_entry *, struct hist_entry *);
2028
2029	hse = container_of(fmt, struct hpp_sort_entry, hpp);
2030	sort_fn = hse->se->se_sort ?: hse->se->se_cmp;
2031	return sort_fn(a, b);
2032}
2033
2034bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format)
2035{
2036	return format->header == __sort__hpp_header;
2037}
2038
2039#define MK_SORT_ENTRY_CHK(key)					\
2040bool perf_hpp__is_ ## key ## _entry(struct perf_hpp_fmt *fmt)	\
2041{								\
2042	struct hpp_sort_entry *hse;				\
2043								\
2044	if (!perf_hpp__is_sort_entry(fmt))			\
2045		return false;					\
2046								\
2047	hse = container_of(fmt, struct hpp_sort_entry, hpp);	\
2048	return hse->se == &sort_ ## key ;			\
2049}
2050
2051MK_SORT_ENTRY_CHK(trace)
2052MK_SORT_ENTRY_CHK(srcline)
2053MK_SORT_ENTRY_CHK(srcfile)
2054MK_SORT_ENTRY_CHK(thread)
2055MK_SORT_ENTRY_CHK(comm)
2056MK_SORT_ENTRY_CHK(dso)
2057MK_SORT_ENTRY_CHK(sym)
2058
2059
2060static bool __sort__hpp_equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
2061{
2062	struct hpp_sort_entry *hse_a;
2063	struct hpp_sort_entry *hse_b;
2064
2065	if (!perf_hpp__is_sort_entry(a) || !perf_hpp__is_sort_entry(b))
2066		return false;
2067
2068	hse_a = container_of(a, struct hpp_sort_entry, hpp);
2069	hse_b = container_of(b, struct hpp_sort_entry, hpp);
2070
2071	return hse_a->se == hse_b->se;
2072}
2073
2074static void hse_free(struct perf_hpp_fmt *fmt)
2075{
2076	struct hpp_sort_entry *hse;
2077
2078	hse = container_of(fmt, struct hpp_sort_entry, hpp);
2079	free(hse);
2080}
2081
2082static struct hpp_sort_entry *
2083__sort_dimension__alloc_hpp(struct sort_dimension *sd, int level)
2084{
2085	struct hpp_sort_entry *hse;
2086
2087	hse = malloc(sizeof(*hse));
2088	if (hse == NULL) {
2089		pr_err("Memory allocation failed\n");
2090		return NULL;
2091	}
2092
2093	hse->se = sd->entry;
2094	hse->hpp.name = sd->entry->se_header;
2095	hse->hpp.header = __sort__hpp_header;
2096	hse->hpp.width = __sort__hpp_width;
2097	hse->hpp.entry = __sort__hpp_entry;
2098	hse->hpp.color = NULL;
2099
2100	hse->hpp.cmp = __sort__hpp_cmp;
2101	hse->hpp.collapse = __sort__hpp_collapse;
2102	hse->hpp.sort = __sort__hpp_sort;
2103	hse->hpp.equal = __sort__hpp_equal;
2104	hse->hpp.free = hse_free;
2105
2106	INIT_LIST_HEAD(&hse->hpp.list);
2107	INIT_LIST_HEAD(&hse->hpp.sort_list);
2108	hse->hpp.elide = false;
2109	hse->hpp.len = 0;
2110	hse->hpp.user_len = 0;
2111	hse->hpp.level = level;
2112
2113	return hse;
2114}
2115
2116static void hpp_free(struct perf_hpp_fmt *fmt)
2117{
2118	free(fmt);
2119}
2120
2121static struct perf_hpp_fmt *__hpp_dimension__alloc_hpp(struct hpp_dimension *hd,
2122						       int level)
2123{
2124	struct perf_hpp_fmt *fmt;
2125
2126	fmt = memdup(hd->fmt, sizeof(*fmt));
2127	if (fmt) {
2128		INIT_LIST_HEAD(&fmt->list);
2129		INIT_LIST_HEAD(&fmt->sort_list);
2130		fmt->free = hpp_free;
2131		fmt->level = level;
2132	}
2133
2134	return fmt;
2135}
2136
2137int hist_entry__filter(struct hist_entry *he, int type, const void *arg)
2138{
2139	struct perf_hpp_fmt *fmt;
2140	struct hpp_sort_entry *hse;
2141	int ret = -1;
2142	int r;
2143
2144	perf_hpp_list__for_each_format(he->hpp_list, fmt) {
2145		if (!perf_hpp__is_sort_entry(fmt))
2146			continue;
2147
2148		hse = container_of(fmt, struct hpp_sort_entry, hpp);
2149		if (hse->se->se_filter == NULL)
2150			continue;
2151
2152		/*
2153		 * hist entry is filtered if any of sort key in the hpp list
2154		 * is applied.  But it should skip non-matched filter types.
2155		 */
2156		r = hse->se->se_filter(he, type, arg);
2157		if (r >= 0) {
2158			if (ret < 0)
2159				ret = 0;
2160			ret |= r;
2161		}
2162	}
2163
2164	return ret;
2165}
2166
2167static int __sort_dimension__add_hpp_sort(struct sort_dimension *sd,
2168					  struct perf_hpp_list *list,
2169					  int level)
2170{
2171	struct hpp_sort_entry *hse = __sort_dimension__alloc_hpp(sd, level);
2172
2173	if (hse == NULL)
2174		return -1;
2175
2176	perf_hpp_list__register_sort_field(list, &hse->hpp);
2177	return 0;
2178}
2179
2180static int __sort_dimension__add_hpp_output(struct sort_dimension *sd,
2181					    struct perf_hpp_list *list)
2182{
2183	struct hpp_sort_entry *hse = __sort_dimension__alloc_hpp(sd, 0);
2184
2185	if (hse == NULL)
2186		return -1;
2187
2188	perf_hpp_list__column_register(list, &hse->hpp);
2189	return 0;
2190}
2191
2192struct hpp_dynamic_entry {
2193	struct perf_hpp_fmt hpp;
2194	struct evsel *evsel;
2195	struct tep_format_field *field;
2196	unsigned dynamic_len;
2197	bool raw_trace;
2198};
2199
2200static int hde_width(struct hpp_dynamic_entry *hde)
2201{
2202	if (!hde->hpp.len) {
2203		int len = hde->dynamic_len;
2204		int namelen = strlen(hde->field->name);
2205		int fieldlen = hde->field->size;
2206
2207		if (namelen > len)
2208			len = namelen;
2209
2210		if (!(hde->field->flags & TEP_FIELD_IS_STRING)) {
2211			/* length for print hex numbers */
2212			fieldlen = hde->field->size * 2 + 2;
2213		}
2214		if (fieldlen > len)
2215			len = fieldlen;
2216
2217		hde->hpp.len = len;
2218	}
2219	return hde->hpp.len;
2220}
2221
2222static void update_dynamic_len(struct hpp_dynamic_entry *hde,
2223			       struct hist_entry *he)
2224{
2225	char *str, *pos;
2226	struct tep_format_field *field = hde->field;
2227	size_t namelen;
2228	bool last = false;
2229
2230	if (hde->raw_trace)
2231		return;
2232
2233	/* parse pretty print result and update max length */
2234	if (!he->trace_output)
2235		he->trace_output = get_trace_output(he);
2236
2237	namelen = strlen(field->name);
2238	str = he->trace_output;
2239
2240	while (str) {
2241		pos = strchr(str, ' ');
2242		if (pos == NULL) {
2243			last = true;
2244			pos = str + strlen(str);
2245		}
2246
2247		if (!strncmp(str, field->name, namelen)) {
2248			size_t len;
2249
2250			str += namelen + 1;
2251			len = pos - str;
2252
2253			if (len > hde->dynamic_len)
2254				hde->dynamic_len = len;
2255			break;
2256		}
2257
2258		if (last)
2259			str = NULL;
2260		else
2261			str = pos + 1;
2262	}
2263}
2264
2265static int __sort__hde_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
2266			      struct hists *hists __maybe_unused,
2267			      int line __maybe_unused,
2268			      int *span __maybe_unused)
2269{
2270	struct hpp_dynamic_entry *hde;
2271	size_t len = fmt->user_len;
2272
2273	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
2274
2275	if (!len)
2276		len = hde_width(hde);
2277
2278	return scnprintf(hpp->buf, hpp->size, "%*.*s", len, len, hde->field->name);
2279}
2280
2281static int __sort__hde_width(struct perf_hpp_fmt *fmt,
2282			     struct perf_hpp *hpp __maybe_unused,
2283			     struct hists *hists __maybe_unused)
2284{
2285	struct hpp_dynamic_entry *hde;
2286	size_t len = fmt->user_len;
2287
2288	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
2289
2290	if (!len)
2291		len = hde_width(hde);
2292
2293	return len;
2294}
2295
2296bool perf_hpp__defined_dynamic_entry(struct perf_hpp_fmt *fmt, struct hists *hists)
2297{
2298	struct hpp_dynamic_entry *hde;
2299
2300	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
2301
2302	return hists_to_evsel(hists) == hde->evsel;
2303}
2304
2305static int __sort__hde_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
2306			     struct hist_entry *he)
2307{
2308	struct hpp_dynamic_entry *hde;
2309	size_t len = fmt->user_len;
2310	char *str, *pos;
2311	struct tep_format_field *field;
2312	size_t namelen;
2313	bool last = false;
2314	int ret;
2315
2316	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
2317
2318	if (!len)
2319		len = hde_width(hde);
2320
2321	if (hde->raw_trace)
2322		goto raw_field;
2323
2324	if (!he->trace_output)
2325		he->trace_output = get_trace_output(he);
2326
2327	field = hde->field;
2328	namelen = strlen(field->name);
2329	str = he->trace_output;
2330
2331	while (str) {
2332		pos = strchr(str, ' ');
2333		if (pos == NULL) {
2334			last = true;
2335			pos = str + strlen(str);
2336		}
2337
2338		if (!strncmp(str, field->name, namelen)) {
2339			str += namelen + 1;
2340			str = strndup(str, pos - str);
2341
2342			if (str == NULL)
2343				return scnprintf(hpp->buf, hpp->size,
2344						 "%*.*s", len, len, "ERROR");
2345			break;
2346		}
2347
2348		if (last)
2349			str = NULL;
2350		else
2351			str = pos + 1;
2352	}
2353
2354	if (str == NULL) {
2355		struct trace_seq seq;
2356raw_field:
2357		trace_seq_init(&seq);
2358		tep_print_field(&seq, he->raw_data, hde->field);
2359		str = seq.buffer;
2360	}
2361
2362	ret = scnprintf(hpp->buf, hpp->size, "%*.*s", len, len, str);
2363	free(str);
2364	return ret;
2365}
2366
2367static int64_t __sort__hde_cmp(struct perf_hpp_fmt *fmt,
2368			       struct hist_entry *a, struct hist_entry *b)
2369{
2370	struct hpp_dynamic_entry *hde;
2371	struct tep_format_field *field;
2372	unsigned offset, size;
2373
2374	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
2375
2376	if (b == NULL) {
2377		update_dynamic_len(hde, a);
2378		return 0;
2379	}
2380
2381	field = hde->field;
2382	if (field->flags & TEP_FIELD_IS_DYNAMIC) {
2383		unsigned long long dyn;
2384
2385		tep_read_number_field(field, a->raw_data, &dyn);
2386		offset = dyn & 0xffff;
2387		size = (dyn >> 16) & 0xffff;
2388
2389		/* record max width for output */
2390		if (size > hde->dynamic_len)
2391			hde->dynamic_len = size;
2392	} else {
2393		offset = field->offset;
2394		size = field->size;
2395	}
2396
2397	return memcmp(a->raw_data + offset, b->raw_data + offset, size);
2398}
2399
2400bool perf_hpp__is_dynamic_entry(struct perf_hpp_fmt *fmt)
2401{
2402	return fmt->cmp == __sort__hde_cmp;
2403}
2404
2405static bool __sort__hde_equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
2406{
2407	struct hpp_dynamic_entry *hde_a;
2408	struct hpp_dynamic_entry *hde_b;
2409
2410	if (!perf_hpp__is_dynamic_entry(a) || !perf_hpp__is_dynamic_entry(b))
2411		return false;
2412
2413	hde_a = container_of(a, struct hpp_dynamic_entry, hpp);
2414	hde_b = container_of(b, struct hpp_dynamic_entry, hpp);
2415
2416	return hde_a->field == hde_b->field;
2417}
2418
2419static void hde_free(struct perf_hpp_fmt *fmt)
2420{
2421	struct hpp_dynamic_entry *hde;
2422
2423	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
2424	free(hde);
2425}
2426
2427static struct hpp_dynamic_entry *
2428__alloc_dynamic_entry(struct evsel *evsel, struct tep_format_field *field,
2429		      int level)
2430{
2431	struct hpp_dynamic_entry *hde;
2432
2433	hde = malloc(sizeof(*hde));
2434	if (hde == NULL) {
2435		pr_debug("Memory allocation failed\n");
2436		return NULL;
2437	}
2438
2439	hde->evsel = evsel;
2440	hde->field = field;
2441	hde->dynamic_len = 0;
2442
2443	hde->hpp.name = field->name;
2444	hde->hpp.header = __sort__hde_header;
2445	hde->hpp.width  = __sort__hde_width;
2446	hde->hpp.entry  = __sort__hde_entry;
2447	hde->hpp.color  = NULL;
2448
2449	hde->hpp.cmp = __sort__hde_cmp;
2450	hde->hpp.collapse = __sort__hde_cmp;
2451	hde->hpp.sort = __sort__hde_cmp;
2452	hde->hpp.equal = __sort__hde_equal;
2453	hde->hpp.free = hde_free;
2454
2455	INIT_LIST_HEAD(&hde->hpp.list);
2456	INIT_LIST_HEAD(&hde->hpp.sort_list);
2457	hde->hpp.elide = false;
2458	hde->hpp.len = 0;
2459	hde->hpp.user_len = 0;
2460	hde->hpp.level = level;
2461
2462	return hde;
2463}
2464
2465struct perf_hpp_fmt *perf_hpp_fmt__dup(struct perf_hpp_fmt *fmt)
2466{
2467	struct perf_hpp_fmt *new_fmt = NULL;
2468
2469	if (perf_hpp__is_sort_entry(fmt)) {
2470		struct hpp_sort_entry *hse, *new_hse;
2471
2472		hse = container_of(fmt, struct hpp_sort_entry, hpp);
2473		new_hse = memdup(hse, sizeof(*hse));
2474		if (new_hse)
2475			new_fmt = &new_hse->hpp;
2476	} else if (perf_hpp__is_dynamic_entry(fmt)) {
2477		struct hpp_dynamic_entry *hde, *new_hde;
2478
2479		hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
2480		new_hde = memdup(hde, sizeof(*hde));
2481		if (new_hde)
2482			new_fmt = &new_hde->hpp;
2483	} else {
2484		new_fmt = memdup(fmt, sizeof(*fmt));
2485	}
2486
2487	INIT_LIST_HEAD(&new_fmt->list);
2488	INIT_LIST_HEAD(&new_fmt->sort_list);
2489
2490	return new_fmt;
2491}
2492
2493static int parse_field_name(char *str, char **event, char **field, char **opt)
2494{
2495	char *event_name, *field_name, *opt_name;
2496
2497	event_name = str;
2498	field_name = strchr(str, '.');
2499
2500	if (field_name) {
2501		*field_name++ = '\0';
2502	} else {
2503		event_name = NULL;
2504		field_name = str;
2505	}
2506
2507	opt_name = strchr(field_name, '/');
2508	if (opt_name)
2509		*opt_name++ = '\0';
2510
2511	*event = event_name;
2512	*field = field_name;
2513	*opt   = opt_name;
2514
2515	return 0;
2516}
2517
2518/* find match evsel using a given event name.  The event name can be:
2519 *   1. '%' + event index (e.g. '%1' for first event)
2520 *   2. full event name (e.g. sched:sched_switch)
2521 *   3. partial event name (should not contain ':')
2522 */
2523static struct evsel *find_evsel(struct evlist *evlist, char *event_name)
2524{
2525	struct evsel *evsel = NULL;
2526	struct evsel *pos;
2527	bool full_name;
2528
2529	/* case 1 */
2530	if (event_name[0] == '%') {
2531		int nr = strtol(event_name+1, NULL, 0);
2532
2533		if (nr > evlist->core.nr_entries)
2534			return NULL;
2535
2536		evsel = evlist__first(evlist);
2537		while (--nr > 0)
2538			evsel = evsel__next(evsel);
2539
2540		return evsel;
2541	}
2542
2543	full_name = !!strchr(event_name, ':');
2544	evlist__for_each_entry(evlist, pos) {
2545		/* case 2 */
2546		if (full_name && !strcmp(pos->name, event_name))
2547			return pos;
2548		/* case 3 */
2549		if (!full_name && strstr(pos->name, event_name)) {
2550			if (evsel) {
2551				pr_debug("'%s' event is ambiguous: it can be %s or %s\n",
2552					 event_name, evsel->name, pos->name);
2553				return NULL;
2554			}
2555			evsel = pos;
2556		}
2557	}
2558
2559	return evsel;
2560}
2561
2562static int __dynamic_dimension__add(struct evsel *evsel,
2563				    struct tep_format_field *field,
2564				    bool raw_trace, int level)
2565{
2566	struct hpp_dynamic_entry *hde;
2567
2568	hde = __alloc_dynamic_entry(evsel, field, level);
2569	if (hde == NULL)
2570		return -ENOMEM;
2571
2572	hde->raw_trace = raw_trace;
2573
2574	perf_hpp__register_sort_field(&hde->hpp);
2575	return 0;
2576}
2577
2578static int add_evsel_fields(struct evsel *evsel, bool raw_trace, int level)
2579{
2580	int ret;
2581	struct tep_format_field *field;
2582
2583	field = evsel->tp_format->format.fields;
2584	while (field) {
2585		ret = __dynamic_dimension__add(evsel, field, raw_trace, level);
2586		if (ret < 0)
2587			return ret;
2588
2589		field = field->next;
2590	}
2591	return 0;
2592}
2593
2594static int add_all_dynamic_fields(struct evlist *evlist, bool raw_trace,
2595				  int level)
2596{
2597	int ret;
2598	struct evsel *evsel;
2599
2600	evlist__for_each_entry(evlist, evsel) {
2601		if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT)
2602			continue;
2603
2604		ret = add_evsel_fields(evsel, raw_trace, level);
2605		if (ret < 0)
2606			return ret;
2607	}
2608	return 0;
2609}
2610
2611static int add_all_matching_fields(struct evlist *evlist,
2612				   char *field_name, bool raw_trace, int level)
2613{
2614	int ret = -ESRCH;
2615	struct evsel *evsel;
2616	struct tep_format_field *field;
2617
2618	evlist__for_each_entry(evlist, evsel) {
2619		if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT)
2620			continue;
2621
2622		field = tep_find_any_field(evsel->tp_format, field_name);
2623		if (field == NULL)
2624			continue;
2625
2626		ret = __dynamic_dimension__add(evsel, field, raw_trace, level);
2627		if (ret < 0)
2628			break;
2629	}
2630	return ret;
2631}
2632
2633static int add_dynamic_entry(struct evlist *evlist, const char *tok,
2634			     int level)
2635{
2636	char *str, *event_name, *field_name, *opt_name;
2637	struct evsel *evsel;
2638	struct tep_format_field *field;
2639	bool raw_trace = symbol_conf.raw_trace;
2640	int ret = 0;
2641
2642	if (evlist == NULL)
2643		return -ENOENT;
2644
2645	str = strdup(tok);
2646	if (str == NULL)
2647		return -ENOMEM;
2648
2649	if (parse_field_name(str, &event_name, &field_name, &opt_name) < 0) {
2650		ret = -EINVAL;
2651		goto out;
2652	}
2653
2654	if (opt_name) {
2655		if (strcmp(opt_name, "raw")) {
2656			pr_debug("unsupported field option %s\n", opt_name);
2657			ret = -EINVAL;
2658			goto out;
2659		}
2660		raw_trace = true;
2661	}
2662
2663	if (!strcmp(field_name, "trace_fields")) {
2664		ret = add_all_dynamic_fields(evlist, raw_trace, level);
2665		goto out;
2666	}
2667
2668	if (event_name == NULL) {
2669		ret = add_all_matching_fields(evlist, field_name, raw_trace, level);
2670		goto out;
2671	}
2672
2673	evsel = find_evsel(evlist, event_name);
2674	if (evsel == NULL) {
2675		pr_debug("Cannot find event: %s\n", event_name);
2676		ret = -ENOENT;
2677		goto out;
2678	}
2679
2680	if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT) {
2681		pr_debug("%s is not a tracepoint event\n", event_name);
2682		ret = -EINVAL;
2683		goto out;
2684	}
2685
2686	if (!strcmp(field_name, "*")) {
2687		ret = add_evsel_fields(evsel, raw_trace, level);
2688	} else {
2689		field = tep_find_any_field(evsel->tp_format, field_name);
2690		if (field == NULL) {
2691			pr_debug("Cannot find event field for %s.%s\n",
2692				 event_name, field_name);
2693			return -ENOENT;
2694		}
2695
2696		ret = __dynamic_dimension__add(evsel, field, raw_trace, level);
2697	}
2698
2699out:
2700	free(str);
2701	return ret;
2702}
2703
2704static int __sort_dimension__add(struct sort_dimension *sd,
2705				 struct perf_hpp_list *list,
2706				 int level)
2707{
2708	if (sd->taken)
2709		return 0;
2710
2711	if (__sort_dimension__add_hpp_sort(sd, list, level) < 0)
2712		return -1;
2713
2714	if (sd->entry->se_collapse)
2715		list->need_collapse = 1;
2716
2717	sd->taken = 1;
2718
2719	return 0;
2720}
2721
2722static int __hpp_dimension__add(struct hpp_dimension *hd,
2723				struct perf_hpp_list *list,
2724				int level)
2725{
2726	struct perf_hpp_fmt *fmt;
2727
2728	if (hd->taken)
2729		return 0;
2730
2731	fmt = __hpp_dimension__alloc_hpp(hd, level);
2732	if (!fmt)
2733		return -1;
2734
2735	hd->taken = 1;
2736	perf_hpp_list__register_sort_field(list, fmt);
2737	return 0;
2738}
2739
2740static int __sort_dimension__add_output(struct perf_hpp_list *list,
2741					struct sort_dimension *sd)
2742{
2743	if (sd->taken)
2744		return 0;
2745
2746	if (__sort_dimension__add_hpp_output(sd, list) < 0)
2747		return -1;
2748
2749	sd->taken = 1;
2750	return 0;
2751}
2752
2753static int __hpp_dimension__add_output(struct perf_hpp_list *list,
2754				       struct hpp_dimension *hd)
2755{
2756	struct perf_hpp_fmt *fmt;
2757
2758	if (hd->taken)
2759		return 0;
2760
2761	fmt = __hpp_dimension__alloc_hpp(hd, 0);
2762	if (!fmt)
2763		return -1;
2764
2765	hd->taken = 1;
2766	perf_hpp_list__column_register(list, fmt);
2767	return 0;
2768}
2769
2770int hpp_dimension__add_output(unsigned col)
2771{
2772	BUG_ON(col >= PERF_HPP__MAX_INDEX);
2773	return __hpp_dimension__add_output(&perf_hpp_list, &hpp_sort_dimensions[col]);
2774}
2775
2776int sort_dimension__add(struct perf_hpp_list *list, const char *tok,
2777			struct evlist *evlist,
2778			int level)
2779{
2780	unsigned int i, j;
2781
2782	/*
2783	 * Check to see if there are any arch specific
2784	 * sort dimensions not applicable for the current
2785	 * architecture. If so, Skip that sort key since
2786	 * we don't want to display it in the output fields.
2787	 */
2788	for (j = 0; j < ARRAY_SIZE(arch_specific_sort_keys); j++) {
2789		if (!strcmp(arch_specific_sort_keys[j], tok) &&
2790				!arch_support_sort_key(tok)) {
2791			return 0;
2792		}
2793	}
2794
2795	for (i = 0; i < ARRAY_SIZE(common_sort_dimensions); i++) {
2796		struct sort_dimension *sd = &common_sort_dimensions[i];
2797
2798		if (strncasecmp(tok, sd->name, strlen(tok)))
2799			continue;
2800
2801		for (j = 0; j < ARRAY_SIZE(dynamic_headers); j++) {
2802			if (!strcmp(dynamic_headers[j], sd->name))
2803				sort_dimension_add_dynamic_header(sd);
2804		}
2805
2806		if (sd->entry == &sort_parent) {
2807			int ret = regcomp(&parent_regex, parent_pattern, REG_EXTENDED);
2808			if (ret) {
2809				char err[BUFSIZ];
2810
2811				regerror(ret, &parent_regex, err, sizeof(err));
2812				pr_err("Invalid regex: %s\n%s", parent_pattern, err);
2813				return -EINVAL;
2814			}
2815			list->parent = 1;
2816		} else if (sd->entry == &sort_sym) {
2817			list->sym = 1;
2818			/*
2819			 * perf diff displays the performance difference amongst
2820			 * two or more perf.data files. Those files could come
2821			 * from different binaries. So we should not compare
2822			 * their ips, but the name of symbol.
2823			 */
2824			if (sort__mode == SORT_MODE__DIFF)
2825				sd->entry->se_collapse = sort__sym_sort;
2826
2827		} else if (sd->entry == &sort_dso) {
2828			list->dso = 1;
2829		} else if (sd->entry == &sort_socket) {
2830			list->socket = 1;
2831		} else if (sd->entry == &sort_thread) {
2832			list->thread = 1;
2833		} else if (sd->entry == &sort_comm) {
2834			list->comm = 1;
2835		}
2836
2837		return __sort_dimension__add(sd, list, level);
2838	}
2839
2840	for (i = 0; i < ARRAY_SIZE(hpp_sort_dimensions); i++) {
2841		struct hpp_dimension *hd = &hpp_sort_dimensions[i];
2842
2843		if (strncasecmp(tok, hd->name, strlen(tok)))
2844			continue;
2845
2846		return __hpp_dimension__add(hd, list, level);
2847	}
2848
2849	for (i = 0; i < ARRAY_SIZE(bstack_sort_dimensions); i++) {
2850		struct sort_dimension *sd = &bstack_sort_dimensions[i];
2851
2852		if (strncasecmp(tok, sd->name, strlen(tok)))
2853			continue;
2854
2855		if (sort__mode != SORT_MODE__BRANCH)
2856			return -EINVAL;
2857
2858		if (sd->entry == &sort_sym_from || sd->entry == &sort_sym_to)
2859			list->sym = 1;
2860
2861		__sort_dimension__add(sd, list, level);
2862		return 0;
2863	}
2864
2865	for (i = 0; i < ARRAY_SIZE(memory_sort_dimensions); i++) {
2866		struct sort_dimension *sd = &memory_sort_dimensions[i];
2867
2868		if (strncasecmp(tok, sd->name, strlen(tok)))
2869			continue;
2870
2871		if (sort__mode != SORT_MODE__MEMORY)
2872			return -EINVAL;
2873
2874		if (sd->entry == &sort_mem_dcacheline && cacheline_size() == 0)
2875			return -EINVAL;
2876
2877		if (sd->entry == &sort_mem_daddr_sym)
2878			list->sym = 1;
2879
2880		__sort_dimension__add(sd, list, level);
2881		return 0;
2882	}
2883
2884	if (!add_dynamic_entry(evlist, tok, level))
2885		return 0;
2886
2887	return -ESRCH;
2888}
2889
2890static int setup_sort_list(struct perf_hpp_list *list, char *str,
2891			   struct evlist *evlist)
2892{
2893	char *tmp, *tok;
2894	int ret = 0;
2895	int level = 0;
2896	int next_level = 1;
2897	bool in_group = false;
2898
2899	do {
2900		tok = str;
2901		tmp = strpbrk(str, "{}, ");
2902		if (tmp) {
2903			if (in_group)
2904				next_level = level;
2905			else
2906				next_level = level + 1;
2907
2908			if (*tmp == '{')
2909				in_group = true;
2910			else if (*tmp == '}')
2911				in_group = false;
2912
2913			*tmp = '\0';
2914			str = tmp + 1;
2915		}
2916
2917		if (*tok) {
2918			ret = sort_dimension__add(list, tok, evlist, level);
2919			if (ret == -EINVAL) {
2920				if (!cacheline_size() && !strncasecmp(tok, "dcacheline", strlen(tok)))
2921					ui__error("The \"dcacheline\" --sort key needs to know the cacheline size and it couldn't be determined on this system");
2922				else
2923					ui__error("Invalid --sort key: `%s'", tok);
2924				break;
2925			} else if (ret == -ESRCH) {
2926				ui__error("Unknown --sort key: `%s'", tok);
2927				break;
2928			}
2929		}
2930
2931		level = next_level;
2932	} while (tmp);
2933
2934	return ret;
2935}
2936
2937static const char *get_default_sort_order(struct evlist *evlist)
2938{
2939	const char *default_sort_orders[] = {
2940		default_sort_order,
2941		default_branch_sort_order,
2942		default_mem_sort_order,
2943		default_top_sort_order,
2944		default_diff_sort_order,
2945		default_tracepoint_sort_order,
2946	};
2947	bool use_trace = true;
2948	struct evsel *evsel;
2949
2950	BUG_ON(sort__mode >= ARRAY_SIZE(default_sort_orders));
2951
2952	if (evlist == NULL || evlist__empty(evlist))
2953		goto out_no_evlist;
2954
2955	evlist__for_each_entry(evlist, evsel) {
2956		if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT) {
2957			use_trace = false;
2958			break;
2959		}
2960	}
2961
2962	if (use_trace) {
2963		sort__mode = SORT_MODE__TRACEPOINT;
2964		if (symbol_conf.raw_trace)
2965			return "trace_fields";
2966	}
2967out_no_evlist:
2968	return default_sort_orders[sort__mode];
2969}
2970
2971static int setup_sort_order(struct evlist *evlist)
2972{
2973	char *new_sort_order;
2974
2975	/*
2976	 * Append '+'-prefixed sort order to the default sort
2977	 * order string.
2978	 */
2979	if (!sort_order || is_strict_order(sort_order))
2980		return 0;
2981
2982	if (sort_order[1] == '\0') {
2983		ui__error("Invalid --sort key: `+'");
2984		return -EINVAL;
2985	}
2986
2987	/*
2988	 * We allocate new sort_order string, but we never free it,
2989	 * because it's checked over the rest of the code.
2990	 */
2991	if (asprintf(&new_sort_order, "%s,%s",
2992		     get_default_sort_order(evlist), sort_order + 1) < 0) {
2993		pr_err("Not enough memory to set up --sort");
2994		return -ENOMEM;
2995	}
2996
2997	sort_order = new_sort_order;
2998	return 0;
2999}
3000
3001/*
3002 * Adds 'pre,' prefix into 'str' is 'pre' is
3003 * not already part of 'str'.
3004 */
3005static char *prefix_if_not_in(const char *pre, char *str)
3006{
3007	char *n;
3008
3009	if (!str || strstr(str, pre))
3010		return str;
3011
3012	if (asprintf(&n, "%s,%s", pre, str) < 0)
3013		n = NULL;
3014
3015	free(str);
3016	return n;
3017}
3018
3019static char *setup_overhead(char *keys)
3020{
3021	if (sort__mode == SORT_MODE__DIFF)
3022		return keys;
3023
3024	keys = prefix_if_not_in("overhead", keys);
3025
3026	if (symbol_conf.cumulate_callchain)
3027		keys = prefix_if_not_in("overhead_children", keys);
3028
3029	return keys;
3030}
3031
3032static int __setup_sorting(struct evlist *evlist)
3033{
3034	char *str;
3035	const char *sort_keys;
3036	int ret = 0;
3037
3038	ret = setup_sort_order(evlist);
3039	if (ret)
3040		return ret;
3041
3042	sort_keys = sort_order;
3043	if (sort_keys == NULL) {
3044		if (is_strict_order(field_order)) {
3045			/*
3046			 * If user specified field order but no sort order,
3047			 * we'll honor it and not add default sort orders.
3048			 */
3049			return 0;
3050		}
3051
3052		sort_keys = get_default_sort_order(evlist);
3053	}
3054
3055	str = strdup(sort_keys);
3056	if (str == NULL) {
3057		pr_err("Not enough memory to setup sort keys");
3058		return -ENOMEM;
3059	}
3060
3061	/*
3062	 * Prepend overhead fields for backward compatibility.
3063	 */
3064	if (!is_strict_order(field_order)) {
3065		str = setup_overhead(str);
3066		if (str == NULL) {
3067			pr_err("Not enough memory to setup overhead keys");
3068			return -ENOMEM;
3069		}
3070	}
3071
3072	ret = setup_sort_list(&perf_hpp_list, str, evlist);
3073
3074	free(str);
3075	return ret;
3076}
3077
3078void perf_hpp__set_elide(int idx, bool elide)
3079{
3080	struct perf_hpp_fmt *fmt;
3081	struct hpp_sort_entry *hse;
3082
3083	perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
3084		if (!perf_hpp__is_sort_entry(fmt))
3085			continue;
3086
3087		hse = container_of(fmt, struct hpp_sort_entry, hpp);
3088		if (hse->se->se_width_idx == idx) {
3089			fmt->elide = elide;
3090			break;
3091		}
3092	}
3093}
3094
3095static bool __get_elide(struct strlist *list, const char *list_name, FILE *fp)
 
3096{
3097	if (list && strlist__nr_entries(list) == 1) {
3098		if (fp != NULL)
3099			fprintf(fp, "# %s: %s\n", list_name,
3100				strlist__entry(list, 0)->s);
3101		return true;
3102	}
3103	return false;
3104}
3105
3106static bool get_elide(int idx, FILE *output)
3107{
3108	switch (idx) {
3109	case HISTC_SYMBOL:
3110		return __get_elide(symbol_conf.sym_list, "symbol", output);
3111	case HISTC_DSO:
3112		return __get_elide(symbol_conf.dso_list, "dso", output);
3113	case HISTC_COMM:
3114		return __get_elide(symbol_conf.comm_list, "comm", output);
3115	default:
3116		break;
3117	}
3118
3119	if (sort__mode != SORT_MODE__BRANCH)
3120		return false;
3121
3122	switch (idx) {
3123	case HISTC_SYMBOL_FROM:
3124		return __get_elide(symbol_conf.sym_from_list, "sym_from", output);
3125	case HISTC_SYMBOL_TO:
3126		return __get_elide(symbol_conf.sym_to_list, "sym_to", output);
3127	case HISTC_DSO_FROM:
3128		return __get_elide(symbol_conf.dso_from_list, "dso_from", output);
3129	case HISTC_DSO_TO:
3130		return __get_elide(symbol_conf.dso_to_list, "dso_to", output);
3131	default:
3132		break;
3133	}
3134
3135	return false;
3136}
3137
3138void sort__setup_elide(FILE *output)
3139{
3140	struct perf_hpp_fmt *fmt;
3141	struct hpp_sort_entry *hse;
3142
3143	perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
3144		if (!perf_hpp__is_sort_entry(fmt))
3145			continue;
3146
3147		hse = container_of(fmt, struct hpp_sort_entry, hpp);
3148		fmt->elide = get_elide(hse->se->se_width_idx, output);
3149	}
3150
3151	/*
3152	 * It makes no sense to elide all of sort entries.
3153	 * Just revert them to show up again.
3154	 */
3155	perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
3156		if (!perf_hpp__is_sort_entry(fmt))
3157			continue;
3158
3159		if (!fmt->elide)
3160			return;
3161	}
3162
3163	perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
3164		if (!perf_hpp__is_sort_entry(fmt))
3165			continue;
3166
3167		fmt->elide = false;
3168	}
3169}
3170
3171int output_field_add(struct perf_hpp_list *list, char *tok)
3172{
3173	unsigned int i;
3174
3175	for (i = 0; i < ARRAY_SIZE(common_sort_dimensions); i++) {
3176		struct sort_dimension *sd = &common_sort_dimensions[i];
3177
3178		if (strncasecmp(tok, sd->name, strlen(tok)))
3179			continue;
3180
3181		return __sort_dimension__add_output(list, sd);
3182	}
3183
3184	for (i = 0; i < ARRAY_SIZE(hpp_sort_dimensions); i++) {
3185		struct hpp_dimension *hd = &hpp_sort_dimensions[i];
3186
3187		if (strncasecmp(tok, hd->name, strlen(tok)))
3188			continue;
3189
3190		return __hpp_dimension__add_output(list, hd);
3191	}
3192
3193	for (i = 0; i < ARRAY_SIZE(bstack_sort_dimensions); i++) {
3194		struct sort_dimension *sd = &bstack_sort_dimensions[i];
3195
3196		if (strncasecmp(tok, sd->name, strlen(tok)))
3197			continue;
3198
3199		if (sort__mode != SORT_MODE__BRANCH)
3200			return -EINVAL;
3201
3202		return __sort_dimension__add_output(list, sd);
3203	}
3204
3205	for (i = 0; i < ARRAY_SIZE(memory_sort_dimensions); i++) {
3206		struct sort_dimension *sd = &memory_sort_dimensions[i];
3207
3208		if (strncasecmp(tok, sd->name, strlen(tok)))
3209			continue;
3210
3211		if (sort__mode != SORT_MODE__MEMORY)
3212			return -EINVAL;
3213
3214		return __sort_dimension__add_output(list, sd);
3215	}
3216
3217	return -ESRCH;
3218}
3219
3220static int setup_output_list(struct perf_hpp_list *list, char *str)
3221{
3222	char *tmp, *tok;
3223	int ret = 0;
3224
3225	for (tok = strtok_r(str, ", ", &tmp);
3226			tok; tok = strtok_r(NULL, ", ", &tmp)) {
3227		ret = output_field_add(list, tok);
3228		if (ret == -EINVAL) {
3229			ui__error("Invalid --fields key: `%s'", tok);
3230			break;
3231		} else if (ret == -ESRCH) {
3232			ui__error("Unknown --fields key: `%s'", tok);
3233			break;
3234		}
3235	}
3236
3237	return ret;
3238}
3239
3240void reset_dimensions(void)
3241{
3242	unsigned int i;
3243
3244	for (i = 0; i < ARRAY_SIZE(common_sort_dimensions); i++)
3245		common_sort_dimensions[i].taken = 0;
3246
3247	for (i = 0; i < ARRAY_SIZE(hpp_sort_dimensions); i++)
3248		hpp_sort_dimensions[i].taken = 0;
3249
3250	for (i = 0; i < ARRAY_SIZE(bstack_sort_dimensions); i++)
3251		bstack_sort_dimensions[i].taken = 0;
3252
3253	for (i = 0; i < ARRAY_SIZE(memory_sort_dimensions); i++)
3254		memory_sort_dimensions[i].taken = 0;
3255}
3256
3257bool is_strict_order(const char *order)
3258{
3259	return order && (*order != '+');
3260}
3261
3262static int __setup_output_field(void)
3263{
3264	char *str, *strp;
3265	int ret = -EINVAL;
3266
3267	if (field_order == NULL)
3268		return 0;
3269
3270	strp = str = strdup(field_order);
3271	if (str == NULL) {
3272		pr_err("Not enough memory to setup output fields");
3273		return -ENOMEM;
3274	}
3275
3276	if (!is_strict_order(field_order))
3277		strp++;
3278
3279	if (!strlen(strp)) {
3280		ui__error("Invalid --fields key: `+'");
3281		goto out;
3282	}
3283
3284	ret = setup_output_list(&perf_hpp_list, strp);
3285
3286out:
3287	free(str);
3288	return ret;
3289}
3290
3291int setup_sorting(struct evlist *evlist)
3292{
3293	int err;
3294
3295	err = __setup_sorting(evlist);
3296	if (err < 0)
3297		return err;
3298
3299	if (parent_pattern != default_parent_pattern) {
3300		err = sort_dimension__add(&perf_hpp_list, "parent", evlist, -1);
3301		if (err < 0)
3302			return err;
3303	}
3304
3305	reset_dimensions();
3306
3307	/*
3308	 * perf diff doesn't use default hpp output fields.
3309	 */
3310	if (sort__mode != SORT_MODE__DIFF)
3311		perf_hpp__init();
3312
3313	err = __setup_output_field();
3314	if (err < 0)
3315		return err;
3316
3317	/* copy sort keys to output fields */
3318	perf_hpp__setup_output_field(&perf_hpp_list);
3319	/* and then copy output fields to sort keys */
3320	perf_hpp__append_sort_keys(&perf_hpp_list);
3321
3322	/* setup hists-specific output fields */
3323	if (perf_hpp__setup_hists_formats(&perf_hpp_list, evlist) < 0)
3324		return -1;
3325
3326	return 0;
3327}
3328
3329void reset_output_field(void)
3330{
3331	perf_hpp_list.need_collapse = 0;
3332	perf_hpp_list.parent = 0;
3333	perf_hpp_list.sym = 0;
3334	perf_hpp_list.dso = 0;
3335
3336	field_order = NULL;
3337	sort_order = NULL;
3338
3339	reset_dimensions();
3340	perf_hpp__reset_output_field(&perf_hpp_list);
3341}
3342
3343#define INDENT (3*8 + 1)
3344
3345static void add_key(struct strbuf *sb, const char *str, int *llen)
3346{
3347	if (*llen >= 75) {
3348		strbuf_addstr(sb, "\n\t\t\t ");
3349		*llen = INDENT;
3350	}
3351	strbuf_addf(sb, " %s", str);
3352	*llen += strlen(str) + 1;
3353}
3354
3355static void add_sort_string(struct strbuf *sb, struct sort_dimension *s, int n,
3356			    int *llen)
3357{
3358	int i;
3359
3360	for (i = 0; i < n; i++)
3361		add_key(sb, s[i].name, llen);
3362}
3363
3364static void add_hpp_sort_string(struct strbuf *sb, struct hpp_dimension *s, int n,
3365				int *llen)
3366{
3367	int i;
3368
3369	for (i = 0; i < n; i++)
3370		add_key(sb, s[i].name, llen);
3371}
3372
3373char *sort_help(const char *prefix)
3374{
3375	struct strbuf sb;
3376	char *s;
3377	int len = strlen(prefix) + INDENT;
3378
3379	strbuf_init(&sb, 300);
3380	strbuf_addstr(&sb, prefix);
3381	add_hpp_sort_string(&sb, hpp_sort_dimensions,
3382			    ARRAY_SIZE(hpp_sort_dimensions), &len);
3383	add_sort_string(&sb, common_sort_dimensions,
3384			    ARRAY_SIZE(common_sort_dimensions), &len);
3385	add_sort_string(&sb, bstack_sort_dimensions,
3386			    ARRAY_SIZE(bstack_sort_dimensions), &len);
3387	add_sort_string(&sb, memory_sort_dimensions,
3388			    ARRAY_SIZE(memory_sort_dimensions), &len);
3389	s = strbuf_detach(&sb, NULL);
3390	strbuf_release(&sb);
3391	return s;
3392}