Commit 7cd2e5f7 authored by Yangtao Li's avatar Yangtao Li Committed by Jaegeuk Kim
Browse files

f2fs: do not allow to defragment files have FI_COMPRESS_RELEASED 



If a file has FI_COMPRESS_RELEASED, all writes for it should not be
allowed.

Fixes: 5fdb322f ("f2fs: add F2FS_IOC_DECOMPRESS_FILE and F2FS_IOC_COMPRESS_FILE")
Signed-off-by: default avatarQi Han <hanqi@vivo.com>
Signed-off-by: default avatarYangtao Li <frank.li@vivo.com>
Reviewed-by: default avatarChao Yu <chao@kernel.org>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 888ca6ed

fs/f2fs/file.c

+6 −0
Original line number Diff line number Diff line
@@ -2588,6 +2588,11 @@ static int f2fs_defragment_range(struct f2fs_sb_info *sbi, 


	inode_lock(inode);



	if (is_inode_flag_set(inode, FI_COMPRESS_RELEASED)) {

		err = -EINVAL;

		goto unlock_out;

	}



	/* if in-place-update policy is enabled, don't waste time here */

	set_inode_flag(inode, FI_OPU_WRITE);

	if (f2fs_should_update_inplace(inode, NULL)) {
@@ -2712,6 +2717,7 @@ static int f2fs_defragment_range(struct f2fs_sb_info *sbi, 
	clear_inode_flag(inode, FI_SKIP_WRITES);

out:

	clear_inode_flag(inode, FI_OPU_WRITE);

unlock_out:

	inode_unlock(inode);

	if (!err)

		range->len = (u64)total << PAGE_SHIFT;