* [PATCH] f2fs: fix to wait on page writeback before updating page
@ 2018-06-21 14:38 Chao Yu
0 siblings, 0 replies; only message in thread
From: Chao Yu @ 2018-06-21 14:38 UTC (permalink / raw)
To: jaegeuk; +Cc: linux-f2fs-devel, linux-kernel, Chao Yu
From: Chao Yu <yuchao0@huawei.com>
In error path of f2fs_move_rehashed_dirents, inode page could be writeback
state, so we should wait on inode page writeback before updating it.
Signed-off-by: Chao Yu <yuchao0@huawei.com>
---
fs/f2fs/inline.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c
index a6d6d340211a..d0d430ad79ff 100644
--- a/fs/f2fs/inline.c
+++ b/fs/f2fs/inline.c
@@ -477,6 +477,7 @@ static int f2fs_move_rehashed_dirents(struct inode *dir, struct page *ipage,
return 0;
recover:
lock_page(ipage);
+ f2fs_wait_on_page_writeback(ipage, NODE, true);
memcpy(inline_dentry, backup_dentry, MAX_INLINE_DATA(dir));
f2fs_i_depth_write(dir, 0);
f2fs_i_size_write(dir, MAX_INLINE_DATA(dir));
--
2.16.2.17.g38e79b1fd
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