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authorChao Yu <yuchao0@huawei.com>2018-06-21 17:38:28 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-09-19 23:43:44 +0300
commit9d54a48ef29663ede2b012e0b1cda39e1eb36b20 (patch)
tree5e65eccc4232004c42cf4e93aa4cab2b9fe05d57 /fs
parent9e850bc7691a46ae2abee995631d7361a7b71012 (diff)
downloadlinux-9d54a48ef29663ede2b012e0b1cda39e1eb36b20.tar.xz
f2fs: fix to wait on page writeback before updating page
[ Upstream commit 6aead1617b3adf2b7e2c56f0f13e4e0ee42ebb4a ] 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> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/f2fs/inline.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c
index 295d5505b939..888a9dc13677 100644
--- a/fs/f2fs/inline.c
+++ b/fs/f2fs/inline.c
@@ -502,6 +502,7 @@ 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));