Christoph Hellwig 8a96a0e408 block: rewrite blk_bvec_map_sg to avoid a nth_page call ...

The offset in scatterlists is allowed to be larger than the page size,
so don't go to great length to avoid that case and simplify the
arithmetics.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

2019-04-12 09:06:36 -06:00

..

partitions

partitions/aix: append null character to print data from disk

2018-07-27 09:17:41 -06:00

badblocks.c

badblocks: fix wrong return value in badblocks_set if badblocks are disabled

2017-11-03 11:29:50 -07:00

bfq-cgroup.c

block, bfq: fix some typos in comments

2019-04-08 10:05:43 -06:00

bfq-iosched.c

block, bfq: fix some typos in comments

2019-04-08 10:05:43 -06:00

bfq-iosched.h

block, bfq: fix some typos in comments

2019-04-08 10:05:43 -06:00

bfq-wf2q.c

block, bfq: fix some typos in comments

2019-04-08 10:05:43 -06:00

bio-integrity.c

block: remove the bio_integrity_advance export

2018-12-16 08:33:57 -07:00

bio.c

block: bio: ensure newly added bio flags don't override BVEC_POOL_IDX

2019-04-04 09:30:37 -06:00

blk-cgroup.c

blkcg: Fix kernel-doc warnings

2019-03-20 14:39:09 -06:00

blk-core.c

mm: refactor readahead defines in mm.h

2019-03-12 10:04:01 -07:00

blk-exec.c

block: remove dead elevator code

2018-11-07 13:42:32 -07:00

blk-flush.c

blk-mq: use blk_mq_put_driver_tag() to put tag

2019-03-24 10:26:16 -06:00

blk-integrity.c

block: merge BIOVEC_SEG_BOUNDARY into biovec_phys_mergeable

2018-09-24 12:33:57 -06:00

blk-ioc.c

block: remove the queue_lock indirection

2018-11-15 12:17:28 -07:00

blk-iolatency.c

blk-iolatency: #include "blk.h"

2019-03-20 14:19:38 -06:00

blk-lib.c

block: fix 32 bit overflow in __blkdev_issue_discard()

2018-11-14 08:17:18 -07:00

blk-map.c

Merge branch 'for-4.16/block' of git://git.kernel.dk/linux-block

2018-01-29 11:51:49 -08:00

blk-merge.c

block: rewrite blk_bvec_map_sg to avoid a nth_page call

2019-04-12 09:06:36 -06:00

blk-mq-cpumap.c

blk-mq: initial support for multiple queue maps

2018-11-07 13:45:00 -07:00

blk-mq-debugfs-zoned.c

block: Cleanup license notice

2019-01-17 21:21:40 -07:00

blk-mq-debugfs.c

Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

2019-03-09 16:53:47 -08:00

blk-mq-debugfs.h

blk-mq-debugfs: support rq_qos

2018-12-16 19:53:47 -07:00

blk-mq-pci.c

blk-mq: initial support for multiple queue maps

2018-11-07 13:45:00 -07:00

blk-mq-rdma.c

blk-mq-rdma: pass in queue map to blk_mq_rdma_map_queues

2018-12-13 09:59:08 +01:00

blk-mq-sched.c

blk-mq: save queue mapping result into ctx directly

2019-02-01 08:33:04 -07:00

blk-mq-sched.h

block: mq-deadline: Fix write completion handling

2018-12-17 11:19:39 -07:00

blk-mq-sysfs.c

blk-mq: export hctx->type in debugfs instead of sysfs

2018-12-17 05:44:45 -07:00

blk-mq-tag.c

blk-mq: save queue mapping result into ctx directly

2019-02-01 08:33:04 -07:00

blk-mq-tag.h

Merge branch 'for-4.15/block' of git://git.kernel.dk/linux-block

2017-11-14 15:32:19 -08:00

blk-mq-virtio.c

blk-mq: initial support for multiple queue maps

2018-11-07 13:45:00 -07:00

blk-mq.c

blk-mq: fix sbitmap ws_active for shared tags

2019-03-25 13:05:47 -06:00

blk-mq.h

blk-mq: use blk_mq_put_driver_tag() to put tag

2019-03-24 10:26:16 -06:00

blk-pm.c

block: remove the queue_lock indirection

2018-11-15 12:17:28 -07:00

blk-pm.h

block: remove the queue_lock indirection

2018-11-15 12:17:28 -07:00

blk-rq-qos.c

blk-mq-debugfs: support rq_qos

2018-12-16 19:53:47 -07:00

blk-rq-qos.h

block: fix blk-iolatency accounting underflow

2018-12-17 11:19:54 -07:00

blk-settings.c

block: kill QUEUE_FLAG_FLUSH_NQ

2019-02-09 15:40:24 -07:00

blk-softirq.c

block: remove a few unused exports

2018-11-15 12:13:25 -07:00

blk-stat.c

block: remove a few unused exports

2018-11-15 12:13:25 -07:00

blk-stat.h

block: deactivate blk_stat timer in wbt_disable_default()

2018-12-12 06:47:51 -07:00

blk-sysfs.c

block: add BLK_MQ_POLL_CLASSIC for hybrid poll and return EINVAL for unexpected value

2019-03-20 14:02:07 -06:00

blk-throttle.c

blkcg: consolidate bio_issue_init() to be a part of core

2018-12-07 22:26:37 -07:00

blk-timeout.c

block: don't hold the queue_lock over blk_abort_request

2018-11-15 12:13:18 -07:00

blk-wbt.c

blk-wbt: Declare local functions static

2019-01-24 11:09:21 -07:00

blk-wbt.h

block: remove external dependency on wbt_flags

2018-07-09 09:07:54 -06:00

blk-zoned.c

Merge tag 'for-4.21/block-20181221' of git://git.kernel.dk/linux-block

2018-12-28 13:19:59 -08:00

blk.h

block: pass page to xen_biovec_phys_mergeable

2019-04-01 12:11:13 -06:00

bounce.c

block: bounce: make sure that bvec table is updated

2019-02-21 10:58:44 -07:00

bsg-lib.c

scsi: bsg-lib: handle bidi requests without block layer help

2019-02-05 21:27:40 -05:00

bsg.c

scsi: bsg-lib: handle bidi requests without block layer help

2019-02-05 21:27:40 -05:00

cmdline-parser.c

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

compat_ioctl.c

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

elevator.c

block: remove unused variable 'def'

2019-04-08 08:13:12 -06:00

genhd.c

block: Replace function name in string with __func__

2019-02-28 14:09:08 -07:00

ioctl.c

block: Introduce BLKGETNRZONES ioctl

2018-10-25 11:17:40 -06:00

ioprio.c

block: add ioprio_check_cap function

2018-05-31 10:50:54 -04:00

Kconfig

block: remove CONFIG_LBDAF

2019-04-06 10:48:35 -06:00

Kconfig.iosched

block: remove legacy IO schedulers

2018-11-07 13:42:32 -07:00

kyber-iosched.c

kyber: use sbitmap add_wait_queue/list_del wait helpers

2018-12-20 12:17:21 -07:00

Makefile

block: remove legacy IO schedulers

2018-11-07 13:42:32 -07:00

mq-deadline.c

block: mq-deadline: Fix write completion handling

2018-12-17 11:19:39 -07:00

opal_proto.h

block: sed-opal: add token for OPAL_LIFECYCLE

2019-04-06 11:09:13 -06:00

partition-generic.c

block: return just one value from part_in_flight

2018-12-10 08:30:38 -07:00

scsi_ioctl.c

block: consistently use GFP_NOIO instead of __GFP_NORECLAIM

2018-05-14 08:55:18 -06:00

sed-opal.c

block: sed-opal: rename next to execute_steps

2019-04-06 11:09:13 -06:00

t10-pi.c

block: move dif_prepare/dif_complete functions to block layer

2018-07-30 08:27:02 -06:00