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| author | Chao Yu <yuchao0@huawei.com> | 2017-08-02 23:21:48 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2017-08-09 21:43:58 -0700 |
| commit | b0af6d491a6b5f5622fa91ac75f34f3640f862c4 (patch) | |
| tree | d70ceb1814e1f9797566f72242141a698a727907 /fs/f2fs/gc.c | |
| parent | 35ee82ca133a58011e648a407d4ab13275c975d4 (diff) | |
| download | linux-b0af6d491a6b5f5622fa91ac75f34f3640f862c4.tar.gz linux-b0af6d491a6b5f5622fa91ac75f34f3640f862c4.tar.bz2 linux-b0af6d491a6b5f5622fa91ac75f34f3640f862c4.zip | |
f2fs: add app/fs io stat
This patch enables inner app/fs io stats and introduces below virtual fs
nodes for exposing stats info:
/sys/fs/f2fs/<dev>/iostat_enable
/proc/fs/f2fs/<dev>/iostat_info
Signed-off-by: Chao Yu <yuchao0@huawei.com>
[Jaegeuk Kim: fix wrong stat assignment]
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/gc.c')
| -rw-r--r-- | fs/f2fs/gc.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c index f57cadae1a30..620dca443b29 100644 --- a/fs/f2fs/gc.c +++ b/fs/f2fs/gc.c @@ -689,6 +689,8 @@ static void move_encrypted_block(struct inode *inode, block_t bidx, fio.new_blkaddr = newaddr; f2fs_submit_page_write(&fio); + f2fs_update_iostat(fio.sbi, FS_GC_DATA_IO, F2FS_BLKSIZE); + f2fs_update_data_blkaddr(&dn, newaddr); set_inode_flag(inode, FI_APPEND_WRITE); if (page->index == 0) @@ -736,6 +738,7 @@ static void move_data_page(struct inode *inode, block_t bidx, int gc_type, .page = page, .encrypted_page = NULL, .need_lock = LOCK_REQ, + .io_type = FS_GC_DATA_IO, }; bool is_dirty = PageDirty(page); int err; |