Commit 161ab30d authored by Qu Wenruo's avatar Qu Wenruo Committed by David Sterba
Browse files

btrfs: get rid of compressed_bio::compressed_folios[] 



Now there is no one utilizing that member, we can safely remove it along
with compressed_bio::nr_folios member. The size is reduced from 352 to
336 bytes on x86_64.

Reviewed-by: default avatarBoris Burkov <boris@bur.io>
Signed-off-by: default avatarQu Wenruo <wqu@suse.com>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent e1bc83f8

fs/btrfs/compression.c

+0 −1
Original line number Diff line number Diff line
@@ -300,7 +300,6 @@ static void end_bbio_compressed_write(struct btrfs_bio *bbio) 
	/* Note, our inode could be gone now. */

	bio_for_each_folio_all(fi, &bbio->bio)

		btrfs_free_compr_folio(fi.folio);

	kfree(cb->compressed_folios);

	bio_put(&cb->bbio.bio);

}

fs/btrfs/compression.h

+0 −6
Original line number Diff line number Diff line
@@ -42,12 +42,6 @@ static_assert((BTRFS_MAX_COMPRESSED % PAGE_SIZE) == 0); 
#define	BTRFS_ZLIB_DEFAULT_LEVEL		3



struct compressed_bio {

	/* Number of compressed folios in the array. */

	unsigned int nr_folios;



	/* The folios with the compressed data on them. */

	struct folio **compressed_folios;



	/* starting offset in the inode for our pages */

	u64 start;