Commit 8c0ed062 authored by Chao Yu's avatar Chao Yu Committed by Jaegeuk Kim
Browse files

f2fs: fix to update age extent correctly during truncation 



nr_free may be less than len, we should update age extent cache
w/ range [fofs, len] rather than [fofs, nr_free].

Fixes: 71644dff ("f2fs: add block_age-based extent cache")
Signed-off-by: default avatarChao Yu <chao@kernel.org>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 0dbbf0fb

fs/f2fs/file.c

+1 −1
Original line number Diff line number Diff line
@@ -617,7 +617,7 @@ void f2fs_truncate_data_blocks_range(struct dnode_of_data *dn, int count) 
		fofs = f2fs_start_bidx_of_node(ofs_of_node(dn->node_page),

							dn->inode) + ofs;

		f2fs_update_read_extent_cache_range(dn, fofs, 0, len);

		f2fs_update_age_extent_cache_range(dn, fofs, nr_free);

		f2fs_update_age_extent_cache_range(dn, fofs, len);

		dec_valid_block_count(sbi, dn->inode, nr_free);

	}

	dn->ofs_in_node = ofs;