diff options
| author | Christoph Hellwig <hch@lst.de> | 2023-02-10 08:48:34 +0100 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2023-04-17 18:01:14 +0200 |
| commit | 544fe4a903ce71fb8ecbc159db6f245ef3f691fe (patch) | |
| tree | 3342253b55769ba213b2114cec3db34ba25078c0 /fs/btrfs/extent_io.c | |
| parent | 18d758a2d81a97b9a54a37d535870ce3170cc208 (diff) | |
btrfs: embed a btrfs_bio into struct compressed_bio
Embed a btrfs_bio into struct compressed_bio. This avoids potential
(so far theoretical) deadlocks due to nesting of btrfs_bioset allocations
for the original read bio and the compressed bio, and avoids an extra
memory allocation in the I/O path.
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/extent_io.c')
| -rw-r--r-- | fs/btrfs/extent_io.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index 40300e8e5f99..408a5d800275 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -156,7 +156,7 @@ static void submit_one_bio(struct btrfs_bio_ctrl *bio_ctrl) if (btrfs_op(bio) == BTRFS_MAP_READ && bio_ctrl->compress_type != BTRFS_COMPRESS_NONE) - btrfs_submit_compressed_read(inode, bio, mirror_num); + btrfs_submit_compressed_read(bio, mirror_num); else btrfs_submit_bio(bio, mirror_num); |