| From foo@baz Mon Sep 17 12:33:31 CEST 2018 |
| From: Chao Yu <yuchao0@huawei.com> |
| Date: Thu, 21 Jun 2018 22:38:28 +0800 |
| Subject: f2fs: fix to wait on page writeback before updating page |
| |
| From: Chao Yu <yuchao0@huawei.com> |
| |
| [ 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> |
| --- |
| fs/f2fs/inline.c | 1 + |
| 1 file changed, 1 insertion(+) |
| |
| --- a/fs/f2fs/inline.c |
| +++ b/fs/f2fs/inline.c |
| @@ -502,6 +502,7 @@ static int f2fs_move_rehashed_dirents(st |
| 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)); |
