Commit 0e8d040b authored by Chao Yu's avatar Chao Yu Committed by Jaegeuk Kim
Browse files

f2fs: clear atomic_write_task in f2fs_abort_atomic_write() 



Otherwise, last .atomic_write_task will be remained in structure
f2fs_inode_info, resulting in aborting atomic_write accidentally
in race case. Meanwhile, clear original_i_size as well.

Fixes: 7a10f017 ("f2fs: don't give partially written atomic data from process crash")
Signed-off-by: default avatarChao Yu <chao@kernel.org>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 2f3a9ae9

fs/f2fs/segment.c

+3 −0
Original line number Diff line number Diff line
@@ -201,9 +201,12 @@ void f2fs_abort_atomic_write(struct inode *inode, bool clean) 
	clear_inode_flag(inode, FI_ATOMIC_FILE);

	stat_dec_atomic_inode(inode);



	F2FS_I(inode)->atomic_write_task = NULL;



	if (clean) {

		truncate_inode_pages_final(inode->i_mapping);

		f2fs_i_size_write(inode, fi->original_i_size);

		fi->original_i_size = 0;

	}

}