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authorChao Yu <yuchao0@huawei.com>2017-02-25 06:08:28 +0300
committerJaegeuk Kim <jaegeuk@kernel.org>2017-02-27 20:59:55 +0300
commit55523519bc7227e651fd4febeb3aafdd22b8af1c (patch)
tree967a79ab5559dc46d191812ef50aa5a8d144ec78 /fs/f2fs/data.c
parentdd7b2333e6cd31584682382fcf0a1c1e5140b936 (diff)
downloadlinux-55523519bc7227e651fd4febeb3aafdd22b8af1c.tar.xz
f2fs: show simple call stack in fault injection message
Previously kernel message can show that in which function we do the injection, but unfortunately, most of the caller are the same, for tracking more information of injection path, it needs to show upper caller's name. This patch supports that ability. Signed-off-by: Chao Yu <yuchao0@huawei.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/data.c')
-rw-r--r--fs/f2fs/data.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 9e51c5e40ce1..b0a2e3faabb2 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -55,8 +55,10 @@ static void f2fs_read_end_io(struct bio *bio)
int i;
#ifdef CONFIG_F2FS_FAULT_INJECTION
- if (time_to_inject(F2FS_P_SB(bio->bi_io_vec->bv_page), FAULT_IO))
+ if (time_to_inject(F2FS_P_SB(bio->bi_io_vec->bv_page), FAULT_IO)) {
+ f2fs_show_injection_info(FAULT_IO);
bio->bi_error = -EIO;
+ }
#endif
if (f2fs_bio_encrypted(bio)) {