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1/* SPDX-License-Identifier: GPL-2.0 */
2#include <linux/node.h>
3#include <linux/mmzone.h>
4#include <linux/compaction.h>
5/*
6 * The order of these masks is important. Matching masks will be seen
7 * first and the left over flags will end up showing by themselves.
8 *
9 * For example, if we have GFP_KERNEL before GFP_USER we wil get:
10 *
11 * GFP_KERNEL|GFP_HARDWALL
12 *
13 * Thus most bits set go first.
14 */
15
16/* These define the values that are enums (the bits) */
17#define TRACE_GFP_FLAGS_GENERAL \
18 TRACE_GFP_EM(DMA) \
19 TRACE_GFP_EM(HIGHMEM) \
20 TRACE_GFP_EM(DMA32) \
21 TRACE_GFP_EM(MOVABLE) \
22 TRACE_GFP_EM(RECLAIMABLE) \
23 TRACE_GFP_EM(HIGH) \
24 TRACE_GFP_EM(IO) \
25 TRACE_GFP_EM(FS) \
26 TRACE_GFP_EM(ZERO) \
27 TRACE_GFP_EM(DIRECT_RECLAIM) \
28 TRACE_GFP_EM(KSWAPD_RECLAIM) \
29 TRACE_GFP_EM(WRITE) \
30 TRACE_GFP_EM(NOWARN) \
31 TRACE_GFP_EM(RETRY_MAYFAIL) \
32 TRACE_GFP_EM(NOFAIL) \
33 TRACE_GFP_EM(NORETRY) \
34 TRACE_GFP_EM(MEMALLOC) \
35 TRACE_GFP_EM(COMP) \
36 TRACE_GFP_EM(NOMEMALLOC) \
37 TRACE_GFP_EM(HARDWALL) \
38 TRACE_GFP_EM(THISNODE) \
39 TRACE_GFP_EM(ACCOUNT) \
40 TRACE_GFP_EM(ZEROTAGS)
41
42#ifdef CONFIG_KASAN_HW_TAGS
43# define TRACE_GFP_FLAGS_KASAN \
44 TRACE_GFP_EM(SKIP_ZERO) \
45 TRACE_GFP_EM(SKIP_KASAN)
46#else
47# define TRACE_GFP_FLAGS_KASAN
48#endif
49
50#ifdef CONFIG_LOCKDEP
51# define TRACE_GFP_FLAGS_LOCKDEP \
52 TRACE_GFP_EM(NOLOCKDEP)
53#else
54# define TRACE_GFP_FLAGS_LOCKDEP
55#endif
56
57#ifdef CONFIG_SLAB_OBJ_EXT
58# define TRACE_GFP_FLAGS_SLAB \
59 TRACE_GFP_EM(NO_OBJ_EXT)
60#else
61# define TRACE_GFP_FLAGS_SLAB
62#endif
63
64#define TRACE_GFP_FLAGS \
65 TRACE_GFP_FLAGS_GENERAL \
66 TRACE_GFP_FLAGS_KASAN \
67 TRACE_GFP_FLAGS_LOCKDEP \
68 TRACE_GFP_FLAGS_SLAB
69
70#undef TRACE_GFP_EM
71#define TRACE_GFP_EM(a) TRACE_DEFINE_ENUM(___GFP_##a##_BIT);
72
73TRACE_GFP_FLAGS
74
75/* Just in case these are ever used */
76TRACE_DEFINE_ENUM(___GFP_UNUSED_BIT);
77TRACE_DEFINE_ENUM(___GFP_LAST_BIT);
78
79#define gfpflag_string(flag) {(__force unsigned long)flag, #flag}
80
81#define __def_gfpflag_names \
82 gfpflag_string(GFP_TRANSHUGE), \
83 gfpflag_string(GFP_TRANSHUGE_LIGHT), \
84 gfpflag_string(GFP_HIGHUSER_MOVABLE), \
85 gfpflag_string(GFP_HIGHUSER), \
86 gfpflag_string(GFP_USER), \
87 gfpflag_string(GFP_KERNEL_ACCOUNT), \
88 gfpflag_string(GFP_KERNEL), \
89 gfpflag_string(GFP_NOFS), \
90 gfpflag_string(GFP_ATOMIC), \
91 gfpflag_string(GFP_NOIO), \
92 gfpflag_string(GFP_NOWAIT), \
93 gfpflag_string(GFP_DMA), \
94 gfpflag_string(__GFP_HIGHMEM), \
95 gfpflag_string(GFP_DMA32), \
96 gfpflag_string(__GFP_HIGH), \
97 gfpflag_string(__GFP_IO), \
98 gfpflag_string(__GFP_FS), \
99 gfpflag_string(__GFP_NOWARN), \
100 gfpflag_string(__GFP_RETRY_MAYFAIL), \
101 gfpflag_string(__GFP_NOFAIL), \
102 gfpflag_string(__GFP_NORETRY), \
103 gfpflag_string(__GFP_COMP), \
104 gfpflag_string(__GFP_ZERO), \
105 gfpflag_string(__GFP_NOMEMALLOC), \
106 gfpflag_string(__GFP_MEMALLOC), \
107 gfpflag_string(__GFP_HARDWALL), \
108 gfpflag_string(__GFP_THISNODE), \
109 gfpflag_string(__GFP_RECLAIMABLE), \
110 gfpflag_string(__GFP_MOVABLE), \
111 gfpflag_string(__GFP_ACCOUNT), \
112 gfpflag_string(__GFP_WRITE), \
113 gfpflag_string(__GFP_RECLAIM), \
114 gfpflag_string(__GFP_DIRECT_RECLAIM), \
115 gfpflag_string(__GFP_KSWAPD_RECLAIM), \
116 gfpflag_string(__GFP_ZEROTAGS)
117
118#ifdef CONFIG_KASAN_HW_TAGS
119#define __def_gfpflag_names_kasan , \
120 gfpflag_string(__GFP_SKIP_ZERO), \
121 gfpflag_string(__GFP_SKIP_KASAN)
122#else
123#define __def_gfpflag_names_kasan
124#endif
125
126#define show_gfp_flags(flags) \
127 (flags) ? __print_flags(flags, "|", \
128 __def_gfpflag_names __def_gfpflag_names_kasan \
129 ) : "none"
130
131#ifdef CONFIG_MMU
132#define IF_HAVE_PG_MLOCK(_name) ,{1UL << PG_##_name, __stringify(_name)}
133#else
134#define IF_HAVE_PG_MLOCK(_name)
135#endif
136
137#ifdef CONFIG_MEMORY_FAILURE
138#define IF_HAVE_PG_HWPOISON(_name) ,{1UL << PG_##_name, __stringify(_name)}
139#else
140#define IF_HAVE_PG_HWPOISON(_name)
141#endif
142
143#if defined(CONFIG_PAGE_IDLE_FLAG) && defined(CONFIG_64BIT)
144#define IF_HAVE_PG_IDLE(_name) ,{1UL << PG_##_name, __stringify(_name)}
145#else
146#define IF_HAVE_PG_IDLE(_name)
147#endif
148
149#ifdef CONFIG_ARCH_USES_PG_ARCH_2
150#define IF_HAVE_PG_ARCH_2(_name) ,{1UL << PG_##_name, __stringify(_name)}
151#else
152#define IF_HAVE_PG_ARCH_2(_name)
153#endif
154
155#ifdef CONFIG_ARCH_USES_PG_ARCH_3
156#define IF_HAVE_PG_ARCH_3(_name) ,{1UL << PG_##_name, __stringify(_name)}
157#else
158#define IF_HAVE_PG_ARCH_3(_name)
159#endif
160
161#define DEF_PAGEFLAG_NAME(_name) { 1UL << PG_##_name, __stringify(_name) }
162
163#define __def_pageflag_names \
164 DEF_PAGEFLAG_NAME(locked), \
165 DEF_PAGEFLAG_NAME(waiters), \
166 DEF_PAGEFLAG_NAME(referenced), \
167 DEF_PAGEFLAG_NAME(uptodate), \
168 DEF_PAGEFLAG_NAME(dirty), \
169 DEF_PAGEFLAG_NAME(lru), \
170 DEF_PAGEFLAG_NAME(active), \
171 DEF_PAGEFLAG_NAME(workingset), \
172 DEF_PAGEFLAG_NAME(owner_priv_1), \
173 DEF_PAGEFLAG_NAME(owner_2), \
174 DEF_PAGEFLAG_NAME(arch_1), \
175 DEF_PAGEFLAG_NAME(reserved), \
176 DEF_PAGEFLAG_NAME(private), \
177 DEF_PAGEFLAG_NAME(private_2), \
178 DEF_PAGEFLAG_NAME(writeback), \
179 DEF_PAGEFLAG_NAME(head), \
180 DEF_PAGEFLAG_NAME(reclaim), \
181 DEF_PAGEFLAG_NAME(swapbacked), \
182 DEF_PAGEFLAG_NAME(unevictable) \
183IF_HAVE_PG_MLOCK(mlocked) \
184IF_HAVE_PG_HWPOISON(hwpoison) \
185IF_HAVE_PG_IDLE(idle) \
186IF_HAVE_PG_IDLE(young) \
187IF_HAVE_PG_ARCH_2(arch_2) \
188IF_HAVE_PG_ARCH_3(arch_3)
189
190#define show_page_flags(flags) \
191 (flags) ? __print_flags(flags, "|", \
192 __def_pageflag_names \
193 ) : "none"
194
195#if defined(CONFIG_X86)
196#define __VM_ARCH_SPECIFIC_1 {VM_PAT, "pat" }
197#elif defined(CONFIG_PPC64)
198#define __VM_ARCH_SPECIFIC_1 {VM_SAO, "sao" }
199#elif defined(CONFIG_PARISC)
200#define __VM_ARCH_SPECIFIC_1 {VM_GROWSUP, "growsup" }
201#elif !defined(CONFIG_MMU)
202#define __VM_ARCH_SPECIFIC_1 {VM_MAPPED_COPY,"mappedcopy" }
203#else
204#define __VM_ARCH_SPECIFIC_1 {VM_ARCH_1, "arch_1" }
205#endif
206
207#ifdef CONFIG_MEM_SOFT_DIRTY
208#define IF_HAVE_VM_SOFTDIRTY(flag,name) {flag, name },
209#else
210#define IF_HAVE_VM_SOFTDIRTY(flag,name)
211#endif
212
213#ifdef CONFIG_HAVE_ARCH_USERFAULTFD_MINOR
214# define IF_HAVE_UFFD_MINOR(flag, name) {flag, name},
215#else
216# define IF_HAVE_UFFD_MINOR(flag, name)
217#endif
218
219#if defined(CONFIG_64BIT) || defined(CONFIG_PPC32)
220# define IF_HAVE_VM_DROPPABLE(flag, name) {flag, name},
221#else
222# define IF_HAVE_VM_DROPPABLE(flag, name)
223#endif
224
225#define __def_vmaflag_names \
226 {VM_READ, "read" }, \
227 {VM_WRITE, "write" }, \
228 {VM_EXEC, "exec" }, \
229 {VM_SHARED, "shared" }, \
230 {VM_MAYREAD, "mayread" }, \
231 {VM_MAYWRITE, "maywrite" }, \
232 {VM_MAYEXEC, "mayexec" }, \
233 {VM_MAYSHARE, "mayshare" }, \
234 {VM_GROWSDOWN, "growsdown" }, \
235 {VM_UFFD_MISSING, "uffd_missing" }, \
236IF_HAVE_UFFD_MINOR(VM_UFFD_MINOR, "uffd_minor" ) \
237 {VM_PFNMAP, "pfnmap" }, \
238 {VM_UFFD_WP, "uffd_wp" }, \
239 {VM_LOCKED, "locked" }, \
240 {VM_IO, "io" }, \
241 {VM_SEQ_READ, "seqread" }, \
242 {VM_RAND_READ, "randread" }, \
243 {VM_DONTCOPY, "dontcopy" }, \
244 {VM_DONTEXPAND, "dontexpand" }, \
245 {VM_LOCKONFAULT, "lockonfault" }, \
246 {VM_ACCOUNT, "account" }, \
247 {VM_NORESERVE, "noreserve" }, \
248 {VM_HUGETLB, "hugetlb" }, \
249 {VM_SYNC, "sync" }, \
250 __VM_ARCH_SPECIFIC_1 , \
251 {VM_WIPEONFORK, "wipeonfork" }, \
252 {VM_DONTDUMP, "dontdump" }, \
253IF_HAVE_VM_SOFTDIRTY(VM_SOFTDIRTY, "softdirty" ) \
254 {VM_MIXEDMAP, "mixedmap" }, \
255 {VM_HUGEPAGE, "hugepage" }, \
256 {VM_NOHUGEPAGE, "nohugepage" }, \
257IF_HAVE_VM_DROPPABLE(VM_DROPPABLE, "droppable" ) \
258 {VM_MERGEABLE, "mergeable" } \
259
260#define show_vma_flags(flags) \
261 (flags) ? __print_flags(flags, "|", \
262 __def_vmaflag_names \
263 ) : "none"
264
265#ifdef CONFIG_COMPACTION
266#define COMPACTION_STATUS \
267 EM( COMPACT_SKIPPED, "skipped") \
268 EM( COMPACT_DEFERRED, "deferred") \
269 EM( COMPACT_CONTINUE, "continue") \
270 EM( COMPACT_SUCCESS, "success") \
271 EM( COMPACT_PARTIAL_SKIPPED, "partial_skipped") \
272 EM( COMPACT_COMPLETE, "complete") \
273 EM( COMPACT_NO_SUITABLE_PAGE, "no_suitable_page") \
274 EM( COMPACT_NOT_SUITABLE_ZONE, "not_suitable_zone") \
275 EMe(COMPACT_CONTENDED, "contended")
276
277/* High-level compaction status feedback */
278#define COMPACTION_FAILED 1
279#define COMPACTION_WITHDRAWN 2
280#define COMPACTION_PROGRESS 3
281
282#define compact_result_to_feedback(result) \
283({ \
284 enum compact_result __result = result; \
285 (__result == COMPACT_COMPLETE) ? COMPACTION_FAILED : \
286 (__result == COMPACT_SUCCESS) ? COMPACTION_PROGRESS : COMPACTION_WITHDRAWN; \
287})
288
289#define COMPACTION_FEEDBACK \
290 EM(COMPACTION_FAILED, "failed") \
291 EM(COMPACTION_WITHDRAWN, "withdrawn") \
292 EMe(COMPACTION_PROGRESS, "progress")
293
294#define COMPACTION_PRIORITY \
295 EM(COMPACT_PRIO_SYNC_FULL, "COMPACT_PRIO_SYNC_FULL") \
296 EM(COMPACT_PRIO_SYNC_LIGHT, "COMPACT_PRIO_SYNC_LIGHT") \
297 EMe(COMPACT_PRIO_ASYNC, "COMPACT_PRIO_ASYNC")
298#else
299#define COMPACTION_STATUS
300#define COMPACTION_PRIORITY
301#define COMPACTION_FEEDBACK
302#endif
303
304#ifdef CONFIG_ZONE_DMA
305#define IFDEF_ZONE_DMA(X) X
306#else
307#define IFDEF_ZONE_DMA(X)
308#endif
309
310#ifdef CONFIG_ZONE_DMA32
311#define IFDEF_ZONE_DMA32(X) X
312#else
313#define IFDEF_ZONE_DMA32(X)
314#endif
315
316#ifdef CONFIG_HIGHMEM
317#define IFDEF_ZONE_HIGHMEM(X) X
318#else
319#define IFDEF_ZONE_HIGHMEM(X)
320#endif
321
322#define ZONE_TYPE \
323 IFDEF_ZONE_DMA( EM (ZONE_DMA, "DMA")) \
324 IFDEF_ZONE_DMA32( EM (ZONE_DMA32, "DMA32")) \
325 EM (ZONE_NORMAL, "Normal") \
326 IFDEF_ZONE_HIGHMEM( EM (ZONE_HIGHMEM,"HighMem")) \
327 EMe(ZONE_MOVABLE,"Movable")
328
329#define LRU_NAMES \
330 EM (LRU_INACTIVE_ANON, "inactive_anon") \
331 EM (LRU_ACTIVE_ANON, "active_anon") \
332 EM (LRU_INACTIVE_FILE, "inactive_file") \
333 EM (LRU_ACTIVE_FILE, "active_file") \
334 EMe(LRU_UNEVICTABLE, "unevictable")
335
336/*
337 * First define the enums in the above macros to be exported to userspace
338 * via TRACE_DEFINE_ENUM().
339 */
340#undef EM
341#undef EMe
342#define EM(a, b) TRACE_DEFINE_ENUM(a);
343#define EMe(a, b) TRACE_DEFINE_ENUM(a);
344
345COMPACTION_STATUS
346COMPACTION_PRIORITY
347/* COMPACTION_FEEDBACK are defines not enums. Not needed here. */
348ZONE_TYPE
349LRU_NAMES
350
351/*
352 * Now redefine the EM() and EMe() macros to map the enums to the strings
353 * that will be printed in the output.
354 */
355#undef EM
356#undef EMe
357#define EM(a, b) {a, b},
358#define EMe(a, b) {a, b}
1/* SPDX-License-Identifier: GPL-2.0 */
2#include <linux/node.h>
3#include <linux/mmzone.h>
4#include <linux/compaction.h>
5/*
6 * The order of these masks is important. Matching masks will be seen
7 * first and the left over flags will end up showing by themselves.
8 *
9 * For example, if we have GFP_KERNEL before GFP_USER we wil get:
10 *
11 * GFP_KERNEL|GFP_HARDWALL
12 *
13 * Thus most bits set go first.
14 */
15
16#define gfpflag_string(flag) {(__force unsigned long)flag, #flag}
17
18#define __def_gfpflag_names \
19 gfpflag_string(GFP_TRANSHUGE), \
20 gfpflag_string(GFP_TRANSHUGE_LIGHT), \
21 gfpflag_string(GFP_HIGHUSER_MOVABLE), \
22 gfpflag_string(GFP_HIGHUSER), \
23 gfpflag_string(GFP_USER), \
24 gfpflag_string(GFP_KERNEL_ACCOUNT), \
25 gfpflag_string(GFP_KERNEL), \
26 gfpflag_string(GFP_NOFS), \
27 gfpflag_string(GFP_ATOMIC), \
28 gfpflag_string(GFP_NOIO), \
29 gfpflag_string(GFP_NOWAIT), \
30 gfpflag_string(GFP_DMA), \
31 gfpflag_string(__GFP_HIGHMEM), \
32 gfpflag_string(GFP_DMA32), \
33 gfpflag_string(__GFP_HIGH), \
34 gfpflag_string(__GFP_IO), \
35 gfpflag_string(__GFP_FS), \
36 gfpflag_string(__GFP_NOWARN), \
37 gfpflag_string(__GFP_RETRY_MAYFAIL), \
38 gfpflag_string(__GFP_NOFAIL), \
39 gfpflag_string(__GFP_NORETRY), \
40 gfpflag_string(__GFP_COMP), \
41 gfpflag_string(__GFP_ZERO), \
42 gfpflag_string(__GFP_NOMEMALLOC), \
43 gfpflag_string(__GFP_MEMALLOC), \
44 gfpflag_string(__GFP_HARDWALL), \
45 gfpflag_string(__GFP_THISNODE), \
46 gfpflag_string(__GFP_RECLAIMABLE), \
47 gfpflag_string(__GFP_MOVABLE), \
48 gfpflag_string(__GFP_ACCOUNT), \
49 gfpflag_string(__GFP_WRITE), \
50 gfpflag_string(__GFP_RECLAIM), \
51 gfpflag_string(__GFP_DIRECT_RECLAIM), \
52 gfpflag_string(__GFP_KSWAPD_RECLAIM), \
53 gfpflag_string(__GFP_ZEROTAGS)
54
55#ifdef CONFIG_KASAN_HW_TAGS
56#define __def_gfpflag_names_kasan , \
57 gfpflag_string(__GFP_SKIP_ZERO), \
58 gfpflag_string(__GFP_SKIP_KASAN)
59#else
60#define __def_gfpflag_names_kasan
61#endif
62
63#define show_gfp_flags(flags) \
64 (flags) ? __print_flags(flags, "|", \
65 __def_gfpflag_names __def_gfpflag_names_kasan \
66 ) : "none"
67
68#ifdef CONFIG_MMU
69#define IF_HAVE_PG_MLOCK(_name) ,{1UL << PG_##_name, __stringify(_name)}
70#else
71#define IF_HAVE_PG_MLOCK(_name)
72#endif
73
74#ifdef CONFIG_ARCH_USES_PG_UNCACHED
75#define IF_HAVE_PG_UNCACHED(_name) ,{1UL << PG_##_name, __stringify(_name)}
76#else
77#define IF_HAVE_PG_UNCACHED(_name)
78#endif
79
80#ifdef CONFIG_MEMORY_FAILURE
81#define IF_HAVE_PG_HWPOISON(_name) ,{1UL << PG_##_name, __stringify(_name)}
82#else
83#define IF_HAVE_PG_HWPOISON(_name)
84#endif
85
86#if defined(CONFIG_PAGE_IDLE_FLAG) && defined(CONFIG_64BIT)
87#define IF_HAVE_PG_IDLE(_name) ,{1UL << PG_##_name, __stringify(_name)}
88#else
89#define IF_HAVE_PG_IDLE(_name)
90#endif
91
92#ifdef CONFIG_ARCH_USES_PG_ARCH_X
93#define IF_HAVE_PG_ARCH_X(_name) ,{1UL << PG_##_name, __stringify(_name)}
94#else
95#define IF_HAVE_PG_ARCH_X(_name)
96#endif
97
98#define DEF_PAGEFLAG_NAME(_name) { 1UL << PG_##_name, __stringify(_name) }
99
100#define __def_pageflag_names \
101 DEF_PAGEFLAG_NAME(locked), \
102 DEF_PAGEFLAG_NAME(waiters), \
103 DEF_PAGEFLAG_NAME(error), \
104 DEF_PAGEFLAG_NAME(referenced), \
105 DEF_PAGEFLAG_NAME(uptodate), \
106 DEF_PAGEFLAG_NAME(dirty), \
107 DEF_PAGEFLAG_NAME(lru), \
108 DEF_PAGEFLAG_NAME(active), \
109 DEF_PAGEFLAG_NAME(workingset), \
110 DEF_PAGEFLAG_NAME(slab), \
111 DEF_PAGEFLAG_NAME(owner_priv_1), \
112 DEF_PAGEFLAG_NAME(arch_1), \
113 DEF_PAGEFLAG_NAME(reserved), \
114 DEF_PAGEFLAG_NAME(private), \
115 DEF_PAGEFLAG_NAME(private_2), \
116 DEF_PAGEFLAG_NAME(writeback), \
117 DEF_PAGEFLAG_NAME(head), \
118 DEF_PAGEFLAG_NAME(mappedtodisk), \
119 DEF_PAGEFLAG_NAME(reclaim), \
120 DEF_PAGEFLAG_NAME(swapbacked), \
121 DEF_PAGEFLAG_NAME(unevictable) \
122IF_HAVE_PG_MLOCK(mlocked) \
123IF_HAVE_PG_UNCACHED(uncached) \
124IF_HAVE_PG_HWPOISON(hwpoison) \
125IF_HAVE_PG_IDLE(idle) \
126IF_HAVE_PG_IDLE(young) \
127IF_HAVE_PG_ARCH_X(arch_2) \
128IF_HAVE_PG_ARCH_X(arch_3)
129
130#define show_page_flags(flags) \
131 (flags) ? __print_flags(flags, "|", \
132 __def_pageflag_names \
133 ) : "none"
134
135#define DEF_PAGETYPE_NAME(_name) { PG_##_name, __stringify(_name) }
136
137#define __def_pagetype_names \
138 DEF_PAGETYPE_NAME(hugetlb), \
139 DEF_PAGETYPE_NAME(offline), \
140 DEF_PAGETYPE_NAME(guard), \
141 DEF_PAGETYPE_NAME(table), \
142 DEF_PAGETYPE_NAME(buddy)
143
144#if defined(CONFIG_X86)
145#define __VM_ARCH_SPECIFIC_1 {VM_PAT, "pat" }
146#elif defined(CONFIG_PPC)
147#define __VM_ARCH_SPECIFIC_1 {VM_SAO, "sao" }
148#elif defined(CONFIG_PARISC)
149#define __VM_ARCH_SPECIFIC_1 {VM_GROWSUP, "growsup" }
150#elif !defined(CONFIG_MMU)
151#define __VM_ARCH_SPECIFIC_1 {VM_MAPPED_COPY,"mappedcopy" }
152#else
153#define __VM_ARCH_SPECIFIC_1 {VM_ARCH_1, "arch_1" }
154#endif
155
156#ifdef CONFIG_MEM_SOFT_DIRTY
157#define IF_HAVE_VM_SOFTDIRTY(flag,name) {flag, name },
158#else
159#define IF_HAVE_VM_SOFTDIRTY(flag,name)
160#endif
161
162#ifdef CONFIG_HAVE_ARCH_USERFAULTFD_MINOR
163# define IF_HAVE_UFFD_MINOR(flag, name) {flag, name},
164#else
165# define IF_HAVE_UFFD_MINOR(flag, name)
166#endif
167
168#define __def_vmaflag_names \
169 {VM_READ, "read" }, \
170 {VM_WRITE, "write" }, \
171 {VM_EXEC, "exec" }, \
172 {VM_SHARED, "shared" }, \
173 {VM_MAYREAD, "mayread" }, \
174 {VM_MAYWRITE, "maywrite" }, \
175 {VM_MAYEXEC, "mayexec" }, \
176 {VM_MAYSHARE, "mayshare" }, \
177 {VM_GROWSDOWN, "growsdown" }, \
178 {VM_UFFD_MISSING, "uffd_missing" }, \
179IF_HAVE_UFFD_MINOR(VM_UFFD_MINOR, "uffd_minor" ) \
180 {VM_PFNMAP, "pfnmap" }, \
181 {VM_UFFD_WP, "uffd_wp" }, \
182 {VM_LOCKED, "locked" }, \
183 {VM_IO, "io" }, \
184 {VM_SEQ_READ, "seqread" }, \
185 {VM_RAND_READ, "randread" }, \
186 {VM_DONTCOPY, "dontcopy" }, \
187 {VM_DONTEXPAND, "dontexpand" }, \
188 {VM_LOCKONFAULT, "lockonfault" }, \
189 {VM_ACCOUNT, "account" }, \
190 {VM_NORESERVE, "noreserve" }, \
191 {VM_HUGETLB, "hugetlb" }, \
192 {VM_SYNC, "sync" }, \
193 __VM_ARCH_SPECIFIC_1 , \
194 {VM_WIPEONFORK, "wipeonfork" }, \
195 {VM_DONTDUMP, "dontdump" }, \
196IF_HAVE_VM_SOFTDIRTY(VM_SOFTDIRTY, "softdirty" ) \
197 {VM_MIXEDMAP, "mixedmap" }, \
198 {VM_HUGEPAGE, "hugepage" }, \
199 {VM_NOHUGEPAGE, "nohugepage" }, \
200 {VM_MERGEABLE, "mergeable" } \
201
202#define show_vma_flags(flags) \
203 (flags) ? __print_flags(flags, "|", \
204 __def_vmaflag_names \
205 ) : "none"
206
207#ifdef CONFIG_COMPACTION
208#define COMPACTION_STATUS \
209 EM( COMPACT_SKIPPED, "skipped") \
210 EM( COMPACT_DEFERRED, "deferred") \
211 EM( COMPACT_CONTINUE, "continue") \
212 EM( COMPACT_SUCCESS, "success") \
213 EM( COMPACT_PARTIAL_SKIPPED, "partial_skipped") \
214 EM( COMPACT_COMPLETE, "complete") \
215 EM( COMPACT_NO_SUITABLE_PAGE, "no_suitable_page") \
216 EM( COMPACT_NOT_SUITABLE_ZONE, "not_suitable_zone") \
217 EMe(COMPACT_CONTENDED, "contended")
218
219/* High-level compaction status feedback */
220#define COMPACTION_FAILED 1
221#define COMPACTION_WITHDRAWN 2
222#define COMPACTION_PROGRESS 3
223
224#define compact_result_to_feedback(result) \
225({ \
226 enum compact_result __result = result; \
227 (__result == COMPACT_COMPLETE) ? COMPACTION_FAILED : \
228 (__result == COMPACT_SUCCESS) ? COMPACTION_PROGRESS : COMPACTION_WITHDRAWN; \
229})
230
231#define COMPACTION_FEEDBACK \
232 EM(COMPACTION_FAILED, "failed") \
233 EM(COMPACTION_WITHDRAWN, "withdrawn") \
234 EMe(COMPACTION_PROGRESS, "progress")
235
236#define COMPACTION_PRIORITY \
237 EM(COMPACT_PRIO_SYNC_FULL, "COMPACT_PRIO_SYNC_FULL") \
238 EM(COMPACT_PRIO_SYNC_LIGHT, "COMPACT_PRIO_SYNC_LIGHT") \
239 EMe(COMPACT_PRIO_ASYNC, "COMPACT_PRIO_ASYNC")
240#else
241#define COMPACTION_STATUS
242#define COMPACTION_PRIORITY
243#define COMPACTION_FEEDBACK
244#endif
245
246#ifdef CONFIG_ZONE_DMA
247#define IFDEF_ZONE_DMA(X) X
248#else
249#define IFDEF_ZONE_DMA(X)
250#endif
251
252#ifdef CONFIG_ZONE_DMA32
253#define IFDEF_ZONE_DMA32(X) X
254#else
255#define IFDEF_ZONE_DMA32(X)
256#endif
257
258#ifdef CONFIG_HIGHMEM
259#define IFDEF_ZONE_HIGHMEM(X) X
260#else
261#define IFDEF_ZONE_HIGHMEM(X)
262#endif
263
264#define ZONE_TYPE \
265 IFDEF_ZONE_DMA( EM (ZONE_DMA, "DMA")) \
266 IFDEF_ZONE_DMA32( EM (ZONE_DMA32, "DMA32")) \
267 EM (ZONE_NORMAL, "Normal") \
268 IFDEF_ZONE_HIGHMEM( EM (ZONE_HIGHMEM,"HighMem")) \
269 EMe(ZONE_MOVABLE,"Movable")
270
271#define LRU_NAMES \
272 EM (LRU_INACTIVE_ANON, "inactive_anon") \
273 EM (LRU_ACTIVE_ANON, "active_anon") \
274 EM (LRU_INACTIVE_FILE, "inactive_file") \
275 EM (LRU_ACTIVE_FILE, "active_file") \
276 EMe(LRU_UNEVICTABLE, "unevictable")
277
278/*
279 * First define the enums in the above macros to be exported to userspace
280 * via TRACE_DEFINE_ENUM().
281 */
282#undef EM
283#undef EMe
284#define EM(a, b) TRACE_DEFINE_ENUM(a);
285#define EMe(a, b) TRACE_DEFINE_ENUM(a);
286
287COMPACTION_STATUS
288COMPACTION_PRIORITY
289/* COMPACTION_FEEDBACK are defines not enums. Not needed here. */
290ZONE_TYPE
291LRU_NAMES
292
293/*
294 * Now redefine the EM() and EMe() macros to map the enums to the strings
295 * that will be printed in the output.
296 */
297#undef EM
298#undef EMe
299#define EM(a, b) {a, b},
300#define EMe(a, b) {a, b}