path: root/include/trace/events/ext4.h

#undef TRACE_SYSTEM
#define TRACE_SYSTEM ext4

#if !defined(_TRACE_EXT4_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_EXT4_H

#include <linux/writeback.h>
#include <linux/tracepoint.h>

struct ext4_allocation_context;
struct ext4_allocation_request;
struct ext4_prealloc_space;
struct ext4_inode_info;
struct mpage_da_data;

#define EXT4_I(inode) (container_of(inode, struct ext4_inode_info, vfs_inode))

TRACE_EVENT(ext4_free_inode,
	TP_PROTO(struct inode *inode),

	TP_ARGS(inode),

	TP_STRUCT__entry(
		__field(	dev_t,	dev			)
		__field(	ino_t,	ino			)
		__field(	umode_t, mode			)
		__field(	uid_t,	uid			)
		__field(	gid_t,	gid			)
		__field(	blkcnt_t, blocks		)
	),

	TP_fast_assign(
		__entry->dev	= inode->i_sb->s_dev;
		__entry->ino	= inode->i_ino;
		__entry->mode	= inode->i_mode;
		__entry->uid	= inode->i_uid;
		__entry->gid	= inode->i_gid;
		__entry->blocks	= inode->i_blocks;
	),

	TP_printk("dev %s ino %lu mode %d uid %u gid %u blocks %llu",
		  jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
		  __entry->mode, __entry->uid, __entry->gid,
		  (unsigned long long) __entry->blocks)
);

TRACE_EVENT(ext4_request_inode,
	TP_PROTO(struct inode *dir, int mode),

	TP_ARGS(dir, mode),

	TP_STRUCT__entry(
		__field(	dev_t,	dev			)
		__field(	ino_t,	dir			)
		__field(	umode_t, mode			)
	),

	TP_fast_assign(
		__entry->dev	= dir->i_sb->s_dev;
		__entry->dir	= dir->i_ino;
		__entry->mode	= mode;
	),

	TP_printk("dev %s dir %lu mode %d",
		  jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->dir,
		  __entry->mode)
);

TRACE_EVENT(ext4_allocate_inode,
	TP_PROTO(struct inode *inode, struct inode *dir, int mode),

	TP_ARGS(inode, dir, mode),

	TP_STRUCT__entry(
		__field(	dev_t,	dev			)
		__field(	ino_t,	ino			)
		__field(	ino_t,	dir			)
		__field(	umode_t, mode			)
	),

	TP_fast_assign(
		__entry->dev	= inode->i_sb->s_dev;
		__entry->ino	= inode->i_ino;
		__entry->dir	= dir->i_ino;
		__entry->mode	= mode;
	),

	TP_printk("dev %s ino %lu dir %lu mode %d",
		  jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
		  (unsigned long) __entry->dir, __entry->mode)
);

DECLARE_EVENT_CLASS(ext4__write_begin,

	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
		 unsigned int flags),

	TP_ARGS(inode, pos, len, flags),

	TP_STRUCT__entry(
		__field(	dev_t,	dev			)
		__field(	ino_t,	ino			)
		__field(	loff_t,	pos			)
		__field(	unsigned int, len		)
		__field(	unsigned int, flags		)
	),

	TP_fast_assign(
		__entry->dev	= inode->i_sb->s_dev;
		__entry->ino	= inode->i_ino;
		__entry->pos	= pos;
		__entry->len	= len;
		__entry->flags	= flags;
	),

	TP_printk("dev %s ino %lu pos %llu len %u flags %u",
		  jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
		  __entry->pos, __entry->len, __entry->flags)
);

DEFINE_EVENT(ext4__write_begin, ext4_write_begin,

	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
		 unsigned int flags),

	TP_ARGS(inode, pos, len, flags)
);

DEFINE_EVENT(ext4__write_begin, ext4_da_write_begin,

	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
		 unsigned int flags),

	TP_ARGS(inode, pos, len, flags)
);

DECLARE_EVENT_CLASS(ext4__write_end,
	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
			unsigned int copied),

	TP_ARGS(inode, pos, len, copied),

	TP_STRUCT__entry(
		__field(	dev_t,	dev			)
		__field(	ino_t,	ino			)
		__field(	loff_t,	pos			)
		__field(	unsigned int, len		)
		__field(	unsigned int, copied		)
	),

	TP_fast_assign(
		__entry->dev	= inode->i_sb->s_dev;
		__entry->ino	= inode->i_ino;
		__entry->pos	= pos;
		__entry->len	= len;
		__entry->copied	= copied;
	),

	TP_printk("dev %s ino %lu pos %llu len %u copied %u",
		  jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
		  __entry->pos, __entry->len, _