Orange Pi5 kernel

/* 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" })
 
#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(unsigned long, i_ino)
<------><------>__field(dev_t, s_dev)
<------><------>__field(unsigned char, type)
<------><------>__field(struct file_lock_context *, ctx)
<------>),
 
<------>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%lx 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(struct file_lock *, fl)
<------><------>__field(unsigned long, i_ino)
<------><------>__field(dev_t, s_dev)
<------><------>__field(struct file_lock *, fl_blocker)
<------><------>__field(fl_owner_t, fl_owner)
<------><------>__field(unsigned int, fl_pid)
<------><------>__field(unsigned int, fl_flags)
<------><------>__field(unsigned char, fl_type)
<------><------>__field(loff_t, fl_start)
<------><------>__field(loff_t, fl_end)
<------><------>__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->fl_blocker = fl ? fl->fl_blocker : NULL;
<------><------>__entry->fl_owner = fl ? fl->fl_owner : NULL;
<------><------>__entry->fl_pid = fl ? fl->fl_pid : 0;
<------><------>__entry->fl_flags = fl ? fl->fl_flags : 0;
<------><------>__entry->fl_type = fl ? fl->fl_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%lx 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->fl_blocker, __entry->fl_owner,
<------><------>__entry->fl_pid, show_fl_flags(__entry->fl_flags),
<------><------>show_fl_type(__entry->fl_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));
 
DECLARE_EVENT_CLASS(filelock_lease,
<------>TP_PROTO(struct inode *inode, struct file_lock *fl),
 
<------>TP_ARGS(inode, fl),
 
<------>TP_STRUCT__entry(
<------><------>__field(struct file_lock *, fl)
<------><------>__field(unsigned long, i_ino)
<------><------>__field(dev_t, s_dev)
<------><------>__field(struct file_lock *, fl_blocker)
<------><------>__field(fl_owner_t, fl_owner)
<------><------>__field(unsigned int, fl_flags)
<------><------>__field(unsigned char, fl_type)
<------><------>__field(unsigned long, fl_break_time)
<------><------>__field(unsigned long, fl_downgrade_time)
<------>),
 
<------>TP_fast_assign(
<------><------>__entry->fl = fl ? fl : NULL;
<------><------>__entry->s_dev = inode->i_sb->s_dev;
<------><------>__entry->i_ino = inode->i_ino;
<------><------>__entry->fl_blocker = fl ? fl->fl_blocker : NULL;
<------><------>__entry->fl_owner = fl ? fl->fl_owner : NULL;
<------><------>__entry->fl_flags = fl ? fl->fl_flags : 0;
<------><------>__entry->fl_type = fl ? fl->fl_type : 0;
<------><------>__entry->fl_break_time = fl ? fl->fl_break_time : 0;
<------><------>__entry->fl_downgrade_time = fl ? fl->fl_downgrade_time : 0;
<------>),
 
<------>TP_printk("fl=%p dev=0x%x:0x%x ino=0x%lx 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->fl_blocker, __entry->fl_owner,
<------><------>show_fl_flags(__entry->fl_flags),
<------><------>show_fl_type(__entry->fl_type),
<------><------>__entry->fl_break_time, __entry->fl_downgrade_time)
);
 
DEFINE_EVENT(filelock_lease, break_lease_noblock, TP_PROTO(struct inode *inode, struct file_lock *fl),
<------><------>TP_ARGS(inode, fl));
 
DEFINE_EVENT(filelock_lease, break_lease_block, TP_PROTO(struct inode *inode, struct file_lock *fl),
<------><------>TP_ARGS(inode, fl));
 
DEFINE_EVENT(filelock_lease, break_lease_unblock, TP_PROTO(struct inode *inode, struct file_lock *fl),
<------><------>TP_ARGS(inode, fl));
 
DEFINE_EVENT(filelock_lease, generic_delete_lease, TP_PROTO(struct inode *inode, struct file_lock *fl),
<------><------>TP_ARGS(inode, fl));
 
DEFINE_EVENT(filelock_lease, time_out_leases, TP_PROTO(struct inode *inode, struct file_lock *fl),
<------><------>TP_ARGS(inode, fl));
 
TRACE_EVENT(generic_add_lease,
<------>TP_PROTO(struct inode *inode, struct file_lock *fl),
 
<------>TP_ARGS(inode, fl),
 
<------>TP_STRUCT__entry(
<------><------>__field(unsigned long, i_ino)
<------><------>__field(int, wcount)
<------><------>__field(int, rcount)
<------><------>__field(int, icount)
<------><------>__field(dev_t, s_dev)
<------><------>__field(fl_owner_t, fl_owner)
<------><------>__field(unsigned int, fl_flags)
<------><------>__field(unsigned char, fl_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 = atomic_read(&inode->i_count);
<------><------>__entry->fl_owner = fl->fl_owner;
<------><------>__entry->fl_flags = fl->fl_flags;
<------><------>__entry->fl_type = fl->fl_type;
<------>),
 
<------>TP_printk("dev=0x%x:0x%x ino=0x%lx 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->fl_owner,
<------><------>show_fl_flags(__entry->fl_flags),
<------><------>show_fl_type(__entry->fl_type))
);
 
TRACE_EVENT(leases_conflict,
<------>TP_PROTO(bool conflict, struct file_lock *lease, struct file_lock *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->fl_flags;
<------><------>__entry->l_fl_type = lease->fl_type;
<------><------>__entry->breaker = breaker;
<------><------>__entry->b_fl_flags = breaker->fl_flags;
<------><------>__entry->b_fl_type = breaker->fl_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>