Commit 559e87c4 authored by Chao Yu's avatar Chao Yu Committed by Jaegeuk Kim
Browse files

f2fs: trace f2fs_ioc_shutdown 



This patch supports to trace f2fs_ioc_shutdown.

Signed-off-by: default avatarChao Yu <yuchao0@huawei.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 48432984

fs/f2fs/file.c

+3 −0
Original line number Diff line number Diff line
@@ -1987,6 +1987,9 @@ static int f2fs_ioc_shutdown(struct file *filp, unsigned long arg) 
out:

	if (in != F2FS_GOING_DOWN_FULLSYNC)

		mnt_drop_write_file(filp);



	trace_f2fs_shutdown(sbi, in, ret);



	return ret;

}

include/trace/events/f2fs.h

+32 −0
Original line number Diff line number Diff line
@@ -149,6 +149,14 @@ TRACE_DEFINE_ENUM(CP_TRIMMED); 
		{ CP_SPEC_LOG_NUM,	"log type is 2" },		\

		{ CP_RECOVER_DIR,	"dir needs recovery" })



#define show_shutdown_mode(type)					\

	__print_symbolic(type,						\

		{ F2FS_GOING_DOWN_FULLSYNC,	"full sync" },		\

		{ F2FS_GOING_DOWN_METASYNC,	"meta sync" },		\

		{ F2FS_GOING_DOWN_NOSYNC,	"no sync" },		\

		{ F2FS_GOING_DOWN_METAFLUSH,	"meta flush" },		\

		{ F2FS_GOING_DOWN_NEED_FSCK,	"need fsck" })



struct f2fs_sb_info;

struct f2fs_io_info;

struct extent_info;
@@ -1619,6 +1627,30 @@ DEFINE_EVENT(f2fs_sync_dirty_inodes, f2fs_sync_dirty_inodes_exit, 
	TP_ARGS(sb, type, count)

);



TRACE_EVENT(f2fs_shutdown,



	TP_PROTO(struct f2fs_sb_info *sbi, unsigned int mode, int ret),



	TP_ARGS(sbi, mode, ret),



	TP_STRUCT__entry(

		__field(dev_t,	dev)

		__field(unsigned int, mode)

		__field(int, ret)

	),



	TP_fast_assign(

		__entry->dev = sbi->sb->s_dev;

		__entry->mode = mode;

		__entry->ret = ret;

	),



	TP_printk("dev = (%d,%d), mode: %s, ret:%d",

		show_dev(__entry->dev),

		show_shutdown_mode(__entry->mode),

		__entry->ret)

);



#endif /* _TRACE_F2FS_H */



 /* This part must be outside protection */