1/* SPDX-License-Identifier: GPL-2.0 */
  2#undef TRACE_SYSTEM
  3#define TRACE_SYSTEM lockd
  4
  5#if !defined(_TRACE_LOCKD_H) || defined(TRACE_HEADER_MULTI_READ)
  6#define _TRACE_LOCKD_H
  7
  8#include <linux/tracepoint.h>
  9#include <linux/crc32.h>
 10#include <linux/nfs.h>
 11#include <linux/lockd/lockd.h>
 12
 13#ifdef CONFIG_LOCKD_V4
 14#define NLM_STATUS_LIST					\
 15	nlm_status_code(LCK_GRANTED)			\
 16	nlm_status_code(LCK_DENIED)			\
 17	nlm_status_code(LCK_DENIED_NOLOCKS)		\
 18	nlm_status_code(LCK_BLOCKED)			\
 19	nlm_status_code(LCK_DENIED_GRACE_PERIOD)	\
 20	nlm_status_code(DEADLCK)			\
 21	nlm_status_code(ROFS)				\
 22	nlm_status_code(STALE_FH)			\
 23	nlm_status_code(FBIG)				\
 24	nlm_status_code_end(FAILED)
 25#else
 26#define NLM_STATUS_LIST					\
 27	nlm_status_code(LCK_GRANTED)			\
 28	nlm_status_code(LCK_DENIED)			\
 29	nlm_status_code(LCK_DENIED_NOLOCKS)		\
 30	nlm_status_code(LCK_BLOCKED)			\
 31	nlm_status_code_end(LCK_DENIED_GRACE_PERIOD)
 32#endif
 33
 34#undef nlm_status_code
 35#undef nlm_status_code_end
 36#define nlm_status_code(x)	TRACE_DEFINE_ENUM(NLM_##x);
 37#define nlm_status_code_end(x)	TRACE_DEFINE_ENUM(NLM_##x);
 38
 39NLM_STATUS_LIST
 40
 41#undef nlm_status_code
 42#undef nlm_status_code_end
 43#define nlm_status_code(x)	{ NLM_##x, #x },
 44#define nlm_status_code_end(x)	{ NLM_##x, #x }
 45
 46#define show_nlm_status(x)	__print_symbolic(x, NLM_STATUS_LIST)
 47
 48DECLARE_EVENT_CLASS(nlmclnt_lock_event,
 49		TP_PROTO(
 50			const struct nlm_lock *lock,
 51			const struct sockaddr *addr,
 52			unsigned int addrlen,
 53			__be32 status
 54		),
 55
 56		TP_ARGS(lock, addr, addrlen, status),
 57
 58		TP_STRUCT__entry(
 59			__field(u32, oh)
 60			__field(u32, svid)
 61			__field(u32, fh)
 62			__field(unsigned long, status)
 63			__field(u64, start)
 64			__field(u64, len)
 65			__sockaddr(addr, addrlen)
 66		),
 67
 68		TP_fast_assign(
 69			__entry->oh = ~crc32_le(0xffffffff, lock->oh.data, lock->oh.len);
 70			__entry->svid = lock->svid;
 71			__entry->fh = nfs_fhandle_hash(&lock->fh);
 72			__entry->start = lock->lock_start;
 73			__entry->len = lock->lock_len;
 74			__entry->status = be32_to_cpu(status);
 75			__assign_sockaddr(addr, addr, addrlen);
 76		),
 77
 78		TP_printk(
 79			"addr=%pISpc oh=0x%08x svid=0x%08x fh=0x%08x start=%llu len=%llu status=%s",
 80			__get_sockaddr(addr), __entry->oh, __entry->svid,
 81			__entry->fh, __entry->start, __entry->len,
 82			show_nlm_status(__entry->status)
 83		)
 84);
 85
 86#define DEFINE_NLMCLNT_EVENT(name)				\
 87	DEFINE_EVENT(nlmclnt_lock_event, name,			\
 88			TP_PROTO(				\
 89				const struct nlm_lock *lock,	\
 90				const struct sockaddr *addr,	\
 91				unsigned int addrlen,		\
 92				__be32	status			\
 93			),					\
 94			TP_ARGS(lock, addr, addrlen, status))
 95
 96DEFINE_NLMCLNT_EVENT(nlmclnt_test);
 97DEFINE_NLMCLNT_EVENT(nlmclnt_lock);
 98DEFINE_NLMCLNT_EVENT(nlmclnt_unlock);
 99DEFINE_NLMCLNT_EVENT(nlmclnt_grant);
100
101#endif /* _TRACE_LOCKD_H */
102
103#undef TRACE_INCLUDE_PATH
104#define TRACE_INCLUDE_PATH .
105#define TRACE_INCLUDE_FILE trace
106#include <trace/define_trace.h>