/* SPDX-License-Identifier: GPL-2.0 *//* * Events for filesystem locks * * Copyright 2013 Jeff Layton <jlayton@poochiereds.net> */#undef TRACE_SYSTEM#define TRACE_SYSTEM filelock #if !defined(_TRACE_FILELOCK_H) || defined(TRACE_HEADER_MULTI_READ)#define _TRACE_FILELOCK_H #include <linux/tracepoint.h>#include <linux/fs.h>#include <linux/device.h>#include <linux/kdev_t.h> #define show_fl_flags(val)						\	__print_flags(val, "|", 					\		{ FL_POSIX,		"FL_POSIX" },			\		{ FL_FLOCK,		"FL_FLOCK" },			\		{ FL_DELEG,		"FL_DELEG" },			\		{ FL_ACCESS,		"FL_ACCESS" },			\		{ FL_EXISTS,		"FL_EXISTS" },			\		{ FL_LEASE,		"FL_LEASE" },			\		{ FL_CLOSE,		"FL_CLOSE" },			\		{ FL_SLEEP,		"FL_SLEEP" },			\		{ FL_DOWNGRADE_PENDING,	"FL_DOWNGRADE_PENDING" },	\		{ FL_UNLOCK_PENDING,	"FL_UNLOCK_PENDING" },		\		{ FL_OFDLCK,		"FL_OFDLCK" },			\		{ FL_RECLAIM,		"FL_RECLAIM" },			\		{ FL_IGN_DIR_CREATE,	"FL_IGN_DIR_CREATE" },		\		{ FL_IGN_DIR_DELETE,	"FL_IGN_DIR_DELETE" },		\		{ FL_IGN_DIR_RENAME,	"FL_IGN_DIR_RENAME" }) #define show_fl_type(val)				\	__print_symbolic(val,				\			{ F_RDLCK, "F_RDLCK" },		\			{ F_WRLCK, "F_WRLCK" },		\			{ F_UNLCK, "F_UNLCK" }) TRACE_EVENT(locks_get_lock_context,	TP_PROTO(struct inode *inode, int type, struct file_lock_context *ctx), 	TP_ARGS(inode, type, ctx), 	TP_STRUCT__entry(		__field(u64, i_ino)		__field(struct file_lock_context *, ctx)		__field(dev_t, s_dev)		__field(unsigned char, type)	), 	TP_fast_assign(		__entry->s_dev = inode->i_sb->s_dev;		__entry->i_ino = inode->i_ino;		__entry->type = type;		__entry->ctx = ctx;	), 	TP_printk("dev=0x%x:0x%x ino=0x%llx type=%s ctx=%p",		  MAJOR(__entry->s_dev), MINOR(__entry->s_dev),		  __entry->i_ino, show_fl_type(__entry->type), __entry->ctx)); DECLARE_EVENT_CLASS(filelock_lock,	TP_PROTO(struct inode *inode, struct file_lock *fl, int ret), 	TP_ARGS(inode, fl, ret), 	TP_STRUCT__entry(		__field(u64, i_ino)		__field(loff_t, fl_start)		__field(loff_t, fl_end)		__field(struct file_lock *, fl)		__field(struct file_lock_core *, blocker)		__field(fl_owner_t, owner)		__field(dev_t, s_dev)		__field(unsigned int, pid)		__field(unsigned int, flags)		__field(unsigned char, type)		__field(int, ret)	), 	TP_fast_assign(		__entry->fl = fl ? fl : NULL;		__entry->s_dev = inode->i_sb->s_dev;		__entry->i_ino = inode->i_ino;		__entry->blocker = fl ? fl->c.flc_blocker : NULL;		__entry->owner = fl ? fl->c.flc_owner : NULL;		__entry->pid = fl ? fl->c.flc_pid : 0;		__entry->flags = fl ? fl->c.flc_flags : 0;		__entry->type = fl ? fl->c.flc_type : 0;		__entry->fl_start = fl ? fl->fl_start : 0;		__entry->fl_end = fl ? fl->fl_end : 0;		__entry->ret = ret;	), 	TP_printk("fl=%p dev=0x%x:0x%x ino=0x%llx fl_blocker=%p fl_owner=%p fl_pid=%u fl_flags=%s fl_type=%s fl_start=%lld fl_end=%lld ret=%d",		__entry->fl, MAJOR(__entry->s_dev), MINOR(__entry->s_dev),		__entry->i_ino, __entry->blocker, __entry->owner,		__entry->pid, show_fl_flags(__entry->flags),		show_fl_type(__entry->type),		__entry->fl_start, __entry->fl_end, __entry->ret)); DEFINE_EVENT(filelock_lock, posix_lock_inode,		TP_PROTO(struct inode *inode, struct file_lock *fl, int ret),		TP_ARGS(inode, fl, ret)); DEFINE_EVENT(filelock_lock, fcntl_setlk,		TP_PROTO(struct inode *inode, struct file_lock *fl, int ret),		TP_ARGS(inode, fl, ret)); DEFINE_EVENT(filelock_lock, locks_remove_posix,		TP_PROTO(struct inode *inode, struct file_lock *fl, int ret),		TP_ARGS(inode, fl, ret)); DEFINE_EVENT(filelock_lock, flock_lock_inode,		TP_PROTO(struct inode *inode, struct file_lock *fl, int ret),		TP_ARGS(inode, fl, ret)); #define show_lease_break_flags(val)					\	__print_flags(val, "|",						\		{ LEASE_BREAK_LEASE,		"LEASE" },		\		{ LEASE_BREAK_DELEG,		"DELEG" },		\		{ LEASE_BREAK_LAYOUT,		"LAYOUT" },		\		{ LEASE_BREAK_NONBLOCK,		"NONBLOCK" },		\		{ LEASE_BREAK_OPEN_RDONLY,	"OPEN_RDONLY" },	\		{ LEASE_BREAK_DIR_CREATE,	"DIR_CREATE" },		\		{ LEASE_BREAK_DIR_DELETE,	"DIR_DELETE" },		\		{ LEASE_BREAK_DIR_RENAME,	"DIR_RENAME" }) TRACE_EVENT(break_lease,	TP_PROTO(struct inode *inode, unsigned int flags), 	TP_ARGS(inode, flags), 	TP_STRUCT__entry(		__field(unsigned long, i_ino)		__field(dev_t, s_dev)		__field(unsigned int, flags)	), 	TP_fast_assign(		__entry->s_dev = inode->i_sb->s_dev;		__entry->i_ino = inode->i_ino;		__entry->flags = flags;	), 	TP_printk("dev=0x%x:0x%x ino=0x%lx flags=%s",		  MAJOR(__entry->s_dev), MINOR(__entry->s_dev),		  __entry->i_ino, show_lease_break_flags(__entry->flags))); DECLARE_EVENT_CLASS(filelock_lease,	TP_PROTO(struct inode *inode, struct file_lease *fl), 	TP_ARGS(inode, fl), 	TP_STRUCT__entry(		__field(u64, i_ino)		__field(struct file_lease *, fl)		__field(struct file_lock_core *, blocker)		__field(fl_owner_t, owner)		__field(unsigned long, break_time)		__field(unsigned long, downgrade_time)		__field(dev_t, s_dev)		__field(unsigned int, flags)		__field(unsigned char, type)	), 	TP_fast_assign(		__entry->fl = fl ? fl : NULL;		__entry->s_dev = inode->i_sb->s_dev;		__entry->i_ino = inode->i_ino;		__entry->blocker = fl ? fl->c.flc_blocker : NULL;		__entry->owner = fl ? fl->c.flc_owner : NULL;		__entry->flags = fl ? fl->c.flc_flags : 0;		__entry->type = fl ? fl->c.flc_type : 0;		__entry->break_time = fl ? fl->fl_break_time : 0;		__entry->downgrade_time = fl ? fl->fl_downgrade_time : 0;	), 	TP_printk("fl=%p dev=0x%x:0x%x ino=0x%llx fl_blocker=%p fl_owner=%p fl_flags=%s fl_type=%s fl_break_time=%lu fl_downgrade_time=%lu",		__entry->fl, MAJOR(__entry->s_dev), MINOR(__entry->s_dev),		__entry->i_ino, __entry->blocker, __entry->owner,		show_fl_flags(__entry->flags),		show_fl_type(__entry->type),		__entry->break_time, __entry->downgrade_time)); DEFINE_EVENT(filelock_lease, break_lease_noblock, TP_PROTO(struct inode *inode, struct file_lease *fl),		TP_ARGS(inode, fl)); DEFINE_EVENT(filelock_lease, break_lease_block, TP_PROTO(struct inode *inode, struct file_lease *fl),		TP_ARGS(inode, fl)); DEFINE_EVENT(filelock_lease, break_lease_unblock, TP_PROTO(struct inode *inode, struct file_lease *fl),		TP_ARGS(inode, fl)); DEFINE_EVENT(filelock_lease, generic_delete_lease, TP_PROTO(struct inode *inode, struct file_lease *fl),		TP_ARGS(inode, fl)); DEFINE_EVENT(filelock_lease, time_out_leases, TP_PROTO(struct inode *inode, struct file_lease *fl),		TP_ARGS(inode, fl)); TRACE_EVENT(generic_add_lease,	TP_PROTO(struct inode *inode, struct file_lease *fl), 	TP_ARGS(inode, fl), 	TP_STRUCT__entry(		__field(u64, i_ino)		__field(fl_owner_t, owner)		__field(dev_t, s_dev)		__field(int, wcount)		__field(int, rcount)		__field(int, icount)		__field(unsigned int, flags)		__field(unsigned char, type)	), 	TP_fast_assign(		__entry->s_dev = inode->i_sb->s_dev;		__entry->i_ino = inode->i_ino;		__entry->wcount = atomic_read(&inode->i_writecount);		__entry->rcount = atomic_read(&inode->i_readcount);		__entry->icount = icount_read_once(inode);		__entry->owner = fl->c.flc_owner;		__entry->flags = fl->c.flc_flags;		__entry->type = fl->c.flc_type;	), 	TP_printk("dev=0x%x:0x%x ino=0x%llx wcount=%d rcount=%d icount=%d fl_owner=%p fl_flags=%s fl_type=%s",		MAJOR(__entry->s_dev), MINOR(__entry->s_dev),		__entry->i_ino, __entry->wcount, __entry->rcount,		__entry->icount, __entry->owner,		show_fl_flags(__entry->flags),		show_fl_type(__entry->type))); TRACE_EVENT(leases_conflict,	TP_PROTO(bool conflict, struct file_lease *lease, struct file_lease *breaker), 	TP_ARGS(conflict, lease, breaker), 	TP_STRUCT__entry(		__field(void *, lease)		__field(void *, breaker)		__field(unsigned int, l_fl_flags)		__field(unsigned int, b_fl_flags)		__field(unsigned char, l_fl_type)		__field(unsigned char, b_fl_type)		__field(bool, conflict)	), 	TP_fast_assign(		__entry->lease = lease;		__entry->l_fl_flags = lease->c.flc_flags;		__entry->l_fl_type = lease->c.flc_type;		__entry->breaker = breaker;		__entry->b_fl_flags = breaker->c.flc_flags;		__entry->b_fl_type = breaker->c.flc_type;		__entry->conflict = conflict;	), 	TP_printk("conflict %d: lease=%p fl_flags=%s fl_type=%s; breaker=%p fl_flags=%s fl_type=%s",		__entry->conflict,		__entry->lease,		show_fl_flags(__entry->l_fl_flags),		show_fl_type(__entry->l_fl_type),		__entry->breaker,		show_fl_flags(__entry->b_fl_flags),		show_fl_type(__entry->b_fl_type))); #endif /* _TRACE_FILELOCK_H */ /* This part must be outside protection */#include <trace/define_trace.h>