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 <[email protected]>
Signed-off-by: Jaegeuk Kim <[email protected]>
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 9eb6d89..1bab090 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -352,8 +352,10 @@ int commit_inmem_pages(struct inode *inode)
void f2fs_balance_fs(struct f2fs_sb_info *sbi, bool need)
{
#ifdef CONFIG_F2FS_FAULT_INJECTION
- if (time_to_inject(sbi, FAULT_CHECKPOINT))
+ if (time_to_inject(sbi, FAULT_CHECKPOINT)) {
+ f2fs_show_injection_info(FAULT_CHECKPOINT);
f2fs_stop_checkpoint(sbi, false);
+ }
#endif
if (!need)
