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| author | Chao Yu <yuchao0@huawei.com> | 2019-02-26 19:01:15 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2019-03-12 18:59:19 -0700 |
| commit | 559e87c497a820e132995ad56c8361509e5410da (patch) | |
| tree | 763729e580946c383826af51f03ae023e0114794 | |
| parent | 48432984d718c95cf13e26d487c2d1b697c3c01f (diff) | |
| download | linux-559e87c497a820e132995ad56c8361509e5410da.tar.gz linux-559e87c497a820e132995ad56c8361509e5410da.tar.bz2 linux-559e87c497a820e132995ad56c8361509e5410da.zip | |
f2fs: trace f2fs_ioc_shutdown
This patch supports to trace f2fs_ioc_shutdown.
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
| -rw-r--r-- | fs/f2fs/file.c | 3 | ||||
| -rw-r--r-- | include/trace/events/f2fs.h | 32 |
2 files changed, 35 insertions, 0 deletions
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index 3a8c8eb0f549..807a97ad2430 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -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; } diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h index 8a28a2b1be74..0cb746fe6ae1 100644 --- a/include/trace/events/f2fs.h +++ b/include/trace/events/f2fs.h @@ -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 */ |