From: Christoph Hellwig <hch@lst.de> To: Jens Axboe <axboe@kernel.dk> Cc: "Pavel Begunkov" <asml.silence@gmail.com>, "Mike Snitzer" <snitzer@redhat.com>, "Ryusuke Konishi" <konishi.ryusuke@gmail.com>, "Konstantin Komarov" <almaz.alexandrovich@paragon-software.com>, "Andrew Morton" <akpm@linux-foundation.org>, "Md . Haris Iqbal " <haris.iqbal@ionos.com>, "Jack Wang" <jinpu.wang@ionos.com>, "Roger Pau Monné" <roger.pau@citrix.co>, "Philipp Reisner" <philipp.reisner@linbit.com>, "Lars Ellenberg" <lars.ellenberg@linbit.com>, linux-block@vger.kernel.org, dm-devel@redhat.com, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, linux-nilfs@vger.kernel.org, ntfs3@lists.linux.dev, xen-devel@lists.xenproject.org, drbd-dev@lists.linbit.com Subject: improve the bio allocation interface v2 Date: Mon, 24 Jan 2022 10:10:48 +0100 [thread overview] Message-ID: <20220124091107.642561-1-hch@lst.de> (raw) Hi Jens, this series is posted early because it has wide-ranging changes and could use some early ACKs before -rc1. It changes the interface to the bio allocators to always pass a block_device and the operation, which is information needed for every bio submitted through bio_submit. This means the fields can be directly initialized in bio_init instead of first being zeroed and thus should help to micro-optimize even better than the __bio_set_dev that Pavel proposed while also cleaning up code. I have a follow on series to also deal with the bio cloning interfaces that need even more love, and additional cleanups for the callers which might be material for the next merge window. Changes since v1: - fix bio_add_page return value handling in rnbd-srv - fix bio clenup in rnbd-srv - fix a few commit message typos - fix a bisection hazard in rnbd - fix an initialization order issue in bio_alloc_bioset/bio_init Diffstat: block/bio.c | 73 ++++++++++++++++++++++++------------ block/blk-flush.c | 4 - block/blk-lib.c | 32 ++------------- block/blk-zoned.c | 14 +----- block/blk.h | 2 block/bounce.c | 6 -- block/fops.c | 35 +++++++---------- drivers/block/drbd/drbd_actlog.c | 5 -- drivers/block/drbd/drbd_bitmap.c | 7 +-- drivers/block/drbd/drbd_receiver.c | 32 +++------------ drivers/block/floppy.c | 4 - drivers/block/pktcdvd.c | 8 --- drivers/block/rnbd/rnbd-srv-dev.c | 61 ------------------------------ drivers/block/rnbd/rnbd-srv-dev.h | 18 -------- drivers/block/rnbd/rnbd-srv.c | 45 ++++++++-------------- drivers/block/rnbd/rnbd-srv.h | 1 drivers/block/xen-blkback/blkback.c | 25 ++---------- drivers/block/zram/zram_drv.c | 16 ++----- drivers/md/bcache/io.c | 3 - drivers/md/bcache/journal.c | 16 ++----- drivers/md/bcache/movinggc.c | 4 - drivers/md/bcache/request.c | 18 +++----- drivers/md/bcache/super.c | 8 +-- drivers/md/bcache/writeback.c | 4 - drivers/md/dm-crypt.c | 27 ++++--------- drivers/md/dm-io.c | 5 -- drivers/md/dm-log-writes.c | 39 +++---------------- drivers/md/dm-snap.c | 21 ---------- drivers/md/dm-thin.c | 41 +++++--------------- drivers/md/dm-writecache.c | 7 +-- drivers/md/dm-zoned-metadata.c | 26 ++---------- drivers/md/dm.c | 12 ++--- drivers/md/md-multipath.c | 2 drivers/md/md.c | 24 +++++------ drivers/md/raid1.c | 8 +-- drivers/md/raid10.c | 14 ++---- drivers/md/raid5-cache.c | 19 +++------ drivers/md/raid5-ppl.c | 13 ++---- drivers/md/raid5.c | 12 ++--- drivers/nvdimm/nd_virtio.c | 6 +- drivers/nvme/target/io-cmd-bdev.c | 18 +++----- drivers/nvme/target/passthru.c | 7 +-- drivers/nvme/target/zns.c | 14 +++--- drivers/scsi/ufs/ufshpb.c | 4 - drivers/target/target_core_iblock.c | 11 +---- fs/btrfs/disk-io.c | 10 +--- fs/btrfs/extent_io.c | 2 fs/buffer.c | 14 ++---- fs/crypto/bio.c | 13 ++---- fs/direct-io.c | 5 -- fs/erofs/zdata.c | 5 -- fs/ext4/page-io.c | 3 - fs/ext4/readpage.c | 8 +-- fs/f2fs/data.c | 7 +-- fs/gfs2/lops.c | 8 +-- fs/gfs2/meta_io.c | 4 - fs/gfs2/ops_fstype.c | 4 - fs/hfsplus/wrapper.c | 4 - fs/iomap/buffered-io.c | 26 +++++------- fs/iomap/direct-io.c | 8 --- fs/jfs/jfs_logmgr.c | 11 ----- fs/jfs/jfs_metapage.c | 9 +--- fs/mpage.c | 34 ++-------------- fs/nfs/blocklayout/blocklayout.c | 26 +----------- fs/nilfs2/segbuf.c | 31 +-------------- fs/ntfs3/fsntfs.c | 27 ------------- fs/ocfs2/cluster/heartbeat.c | 4 - fs/squashfs/block.c | 11 ++--- fs/xfs/xfs_bio_io.c | 14 ++---- fs/xfs/xfs_buf.c | 4 - fs/xfs/xfs_log.c | 14 +++--- fs/zonefs/super.c | 9 +--- include/linux/bio.h | 30 ++++++-------- kernel/power/swap.c | 5 -- mm/page_io.c | 10 +--- 75 files changed, 372 insertions(+), 759 deletions(-)
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de> To: Jens Axboe <axboe@kernel.dk> Cc: linux-block@vger.kernel.org, linux-nfs@vger.kernel.org, linux-nilfs@vger.kernel.org, "Mike Snitzer" <snitzer@redhat.com>, "Philipp Reisner" <philipp.reisner@linbit.com>, "Ryusuke Konishi" <konishi.ryusuke@gmail.com>, "Konstantin Komarov" <almaz.alexandrovich@paragon-software.com>, "Roger Pau Monné" <roger.pau@citrix.co>, dm-devel@redhat.com, "Md . Haris Iqbal " <haris.iqbal@ionos.com>, "Lars Ellenberg" <lars.ellenberg@linbit.com>, linux-fsdevel@vger.kernel.org, xen-devel@lists.xenproject.org, "Andrew Morton" <akpm@linux-foundation.org>, ntfs3@lists.linux.dev, "Jack Wang" <jinpu.wang@ionos.com>, "Pavel Begunkov" <asml.silence@gmail.com>, drbd-dev@lists.linbit.com Subject: [dm-devel] improve the bio allocation interface v2 Date: Mon, 24 Jan 2022 10:10:48 +0100 [thread overview] Message-ID: <20220124091107.642561-1-hch@lst.de> (raw) Hi Jens, this series is posted early because it has wide-ranging changes and could use some early ACKs before -rc1. It changes the interface to the bio allocators to always pass a block_device and the operation, which is information needed for every bio submitted through bio_submit. This means the fields can be directly initialized in bio_init instead of first being zeroed and thus should help to micro-optimize even better than the __bio_set_dev that Pavel proposed while also cleaning up code. I have a follow on series to also deal with the bio cloning interfaces that need even more love, and additional cleanups for the callers which might be material for the next merge window. Changes since v1: - fix bio_add_page return value handling in rnbd-srv - fix bio clenup in rnbd-srv - fix a few commit message typos - fix a bisection hazard in rnbd - fix an initialization order issue in bio_alloc_bioset/bio_init Diffstat: block/bio.c | 73 ++++++++++++++++++++++++------------ block/blk-flush.c | 4 - block/blk-lib.c | 32 ++------------- block/blk-zoned.c | 14 +----- block/blk.h | 2 block/bounce.c | 6 -- block/fops.c | 35 +++++++---------- drivers/block/drbd/drbd_actlog.c | 5 -- drivers/block/drbd/drbd_bitmap.c | 7 +-- drivers/block/drbd/drbd_receiver.c | 32 +++------------ drivers/block/floppy.c | 4 - drivers/block/pktcdvd.c | 8 --- drivers/block/rnbd/rnbd-srv-dev.c | 61 ------------------------------ drivers/block/rnbd/rnbd-srv-dev.h | 18 -------- drivers/block/rnbd/rnbd-srv.c | 45 ++++++++-------------- drivers/block/rnbd/rnbd-srv.h | 1 drivers/block/xen-blkback/blkback.c | 25 ++---------- drivers/block/zram/zram_drv.c | 16 ++----- drivers/md/bcache/io.c | 3 - drivers/md/bcache/journal.c | 16 ++----- drivers/md/bcache/movinggc.c | 4 - drivers/md/bcache/request.c | 18 +++----- drivers/md/bcache/super.c | 8 +-- drivers/md/bcache/writeback.c | 4 - drivers/md/dm-crypt.c | 27 ++++--------- drivers/md/dm-io.c | 5 -- drivers/md/dm-log-writes.c | 39 +++---------------- drivers/md/dm-snap.c | 21 ---------- drivers/md/dm-thin.c | 41 +++++--------------- drivers/md/dm-writecache.c | 7 +-- drivers/md/dm-zoned-metadata.c | 26 ++---------- drivers/md/dm.c | 12 ++--- drivers/md/md-multipath.c | 2 drivers/md/md.c | 24 +++++------ drivers/md/raid1.c | 8 +-- drivers/md/raid10.c | 14 ++---- drivers/md/raid5-cache.c | 19 +++------ drivers/md/raid5-ppl.c | 13 ++---- drivers/md/raid5.c | 12 ++--- drivers/nvdimm/nd_virtio.c | 6 +- drivers/nvme/target/io-cmd-bdev.c | 18 +++----- drivers/nvme/target/passthru.c | 7 +-- drivers/nvme/target/zns.c | 14 +++--- drivers/scsi/ufs/ufshpb.c | 4 - drivers/target/target_core_iblock.c | 11 +---- fs/btrfs/disk-io.c | 10 +--- fs/btrfs/extent_io.c | 2 fs/buffer.c | 14 ++---- fs/crypto/bio.c | 13 ++---- fs/direct-io.c | 5 -- fs/erofs/zdata.c | 5 -- fs/ext4/page-io.c | 3 - fs/ext4/readpage.c | 8 +-- fs/f2fs/data.c | 7 +-- fs/gfs2/lops.c | 8 +-- fs/gfs2/meta_io.c | 4 - fs/gfs2/ops_fstype.c | 4 - fs/hfsplus/wrapper.c | 4 - fs/iomap/buffered-io.c | 26 +++++------- fs/iomap/direct-io.c | 8 --- fs/jfs/jfs_logmgr.c | 11 ----- fs/jfs/jfs_metapage.c | 9 +--- fs/mpage.c | 34 ++-------------- fs/nfs/blocklayout/blocklayout.c | 26 +----------- fs/nilfs2/segbuf.c | 31 +-------------- fs/ntfs3/fsntfs.c | 27 ------------- fs/ocfs2/cluster/heartbeat.c | 4 - fs/squashfs/block.c | 11 ++--- fs/xfs/xfs_bio_io.c | 14 ++---- fs/xfs/xfs_buf.c | 4 - fs/xfs/xfs_log.c | 14 +++--- fs/zonefs/super.c | 9 +--- include/linux/bio.h | 30 ++++++-------- kernel/power/swap.c | 5 -- mm/page_io.c | 10 +--- 75 files changed, 372 insertions(+), 759 deletions(-) -- dm-devel mailing list dm-devel@redhat.com https://listman.redhat.com/mailman/listinfo/dm-devel
next reply other threads:[~2022-01-24 9:11 UTC|newest] Thread overview: 82+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-01-24 9:10 Christoph Hellwig [this message] 2022-01-24 9:10 ` [dm-devel] improve the bio allocation interface v2 Christoph Hellwig 2022-01-24 9:10 ` [PATCH 01/19] fs: remove mpage_alloc Christoph Hellwig 2022-01-24 9:10 ` [dm-devel] " Christoph Hellwig 2022-03-22 21:19 ` Guenter Roeck 2022-03-22 21:19 ` Guenter Roeck 2022-03-22 21:38 ` Ryusuke Konishi 2022-03-22 21:38 ` Ryusuke Konishi 2022-03-22 21:38 ` Ryusuke Konishi 2022-03-23 6:42 ` Christoph Hellwig 2022-03-23 6:42 ` Christoph Hellwig 2022-03-23 6:42 ` Christoph Hellwig 2022-03-23 9:29 ` Ryusuke Konishi 2022-03-23 9:29 ` Ryusuke Konishi 2022-01-24 9:10 ` [PATCH 02/19] nilfs2: remove nilfs_alloc_seg_bio Christoph Hellwig 2022-01-24 9:10 ` Christoph Hellwig 2022-01-24 9:10 ` [dm-devel] " Christoph Hellwig 2022-01-27 21:38 ` Ryusuke Konishi 2022-01-27 21:38 ` [dm-devel] " Ryusuke Konishi 2022-01-24 9:10 ` [PATCH 03/19] nfs/blocklayout: remove bl_alloc_init_bio Christoph Hellwig 2022-01-24 9:10 ` Christoph Hellwig 2022-01-24 9:10 ` [dm-devel] " Christoph Hellwig 2022-01-24 9:10 ` [PATCH 04/19] ntfs3: remove ntfs_alloc_bio Christoph Hellwig 2022-01-24 9:10 ` Christoph Hellwig 2022-01-24 9:10 ` [dm-devel] " Christoph Hellwig 2022-01-24 9:10 ` [PATCH 05/19] dm: bio_alloc can't fail if it is allowed to sleep Christoph Hellwig 2022-01-24 9:10 ` Christoph Hellwig 2022-01-24 9:10 ` [dm-devel] " Christoph Hellwig 2022-01-27 17:08 ` Mike Snitzer 2022-01-27 17:08 ` Mike Snitzer 2022-01-27 17:08 ` [dm-devel] " Mike Snitzer 2022-01-24 9:10 ` [PATCH 06/19] dm-crypt: remove clone_init Christoph Hellwig 2022-01-24 9:10 ` Christoph Hellwig 2022-01-24 9:10 ` [dm-devel] " Christoph Hellwig 2022-01-27 17:09 ` Mike Snitzer 2022-01-27 17:09 ` [dm-devel] " Mike Snitzer 2022-01-24 9:10 ` [PATCH 07/19] dm-snap: use blkdev_issue_flush instead of open coding it Christoph Hellwig 2022-01-24 9:10 ` Christoph Hellwig 2022-01-24 9:10 ` [dm-devel] " Christoph Hellwig 2022-01-27 17:11 ` Mike Snitzer 2022-01-27 17:11 ` Mike Snitzer 2022-01-27 17:11 ` [dm-devel] " Mike Snitzer 2022-01-24 9:10 ` [PATCH 08/19] dm-thin: " Christoph Hellwig 2022-01-24 9:10 ` Christoph Hellwig 2022-01-24 9:10 ` [dm-devel] " Christoph Hellwig 2022-01-27 17:11 ` Mike Snitzer 2022-01-27 17:11 ` [dm-devel] " Mike Snitzer 2022-01-24 9:10 ` [PATCH 09/19] drbd: bio_alloc can't fail if it is allow to sleep Christoph Hellwig 2022-01-24 9:10 ` [dm-devel] " Christoph Hellwig 2022-01-24 9:10 ` [PATCH 10/19] rnbd-srv: simplify bio mapping in process_rdma Christoph Hellwig 2022-01-24 9:10 ` [dm-devel] " Christoph Hellwig 2022-01-24 9:10 ` [PATCH 11/19] rnbd-srv: remove struct rnbd_dev_blk_io Christoph Hellwig 2022-01-24 9:10 ` Christoph Hellwig 2022-01-24 9:10 ` [dm-devel] " Christoph Hellwig 2022-01-24 21:07 ` Jinpu Wang 2022-01-24 21:07 ` Jinpu Wang 2022-01-24 21:07 ` [dm-devel] " Jinpu Wang 2022-01-24 9:11 ` [PATCH 12/19] xen-blkback: bio_alloc can't fail if it is allow to sleep Christoph Hellwig 2022-01-24 9:11 ` [dm-devel] " Christoph Hellwig 2022-01-24 9:11 ` [PATCH 13/19] block: move blk_next_bio to bio.c Christoph Hellwig 2022-01-24 9:11 ` [dm-devel] " Christoph Hellwig 2022-01-24 9:11 ` [PATCH 14/19] block: pass a block_device and opf to blk_next_bio Christoph Hellwig 2022-01-24 9:11 ` Christoph Hellwig 2022-01-24 9:11 ` [dm-devel] " Christoph Hellwig 2022-01-24 9:11 ` [PATCH 15/19] block: pass a block_device and opf to bio_alloc_bioset Christoph Hellwig 2022-01-24 9:11 ` Christoph Hellwig 2022-01-24 9:11 ` [dm-devel] " Christoph Hellwig 2022-01-24 9:11 ` [PATCH 16/19] block: pass a block_device and opf to bio_alloc_kiocb Christoph Hellwig 2022-01-24 9:11 ` Christoph Hellwig 2022-01-24 9:11 ` [dm-devel] " Christoph Hellwig 2022-01-24 9:11 ` [PATCH 17/19] block: pass a block_device and opf to bio_alloc Christoph Hellwig 2022-01-24 9:11 ` Christoph Hellwig 2022-01-24 9:11 ` [dm-devel] " Christoph Hellwig 2022-01-24 9:11 ` [PATCH 18/19] block: pass a block_device and opf to bio_init Christoph Hellwig 2022-01-24 9:11 ` Christoph Hellwig 2022-01-24 9:11 ` [dm-devel] " Christoph Hellwig 2022-01-24 9:11 ` [PATCH 19/19] block: pass a block_device and opf to bio_reset Christoph Hellwig 2022-01-24 9:11 ` Christoph Hellwig 2022-01-24 9:11 ` [dm-devel] " Christoph Hellwig 2022-02-02 14:50 ` improve the bio allocation interface v2 Jens Axboe 2022-02-02 14:50 ` Jens Axboe 2022-02-02 14:50 ` [dm-devel] " Jens Axboe
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