Re: [PATCHSET v3 0/30] blk-mq driver conversions and legacy path removal

Jens Axboe
2018-11-01T12:22:31Z

On 10/31/18 8:35 PM, Ming Lei wrote:
> On Wed, Oct 31, 2018 at 11:58:52AM -0600, Jens Axboe wrote:
>> This patch series converts the remaining drivers to blk-mq. SCSI
>> supports both paths, this removes the legacy IO path from SCSI. At the
>> end, legacy IO code and schedulers are killed off.
>>
>> I'm not aware of any issues with this series.
>>
>> This patch series is on top of current -git. It can also be bound in
>> my mq-conversions branch.
>>
>> Changes since v2:
>>
>> - Kill q->softirq_done_fn()
>>
>> Changes since v1:
>>
>> - Fix removed q->mq_ops non-NULL check in wbt_enable_default()
>> - Remove spurious return in ide-io.c:ide_timer_expiry()
>> - Dropped DM legacy path removal patch, now in mainline
>> - Dropped ib_srp patch, now in mainline
>> - Fixed a missing port unlock in IDE
>> - Add SCSI ufs to the BSG conversions
>> - Add patch to remove bsg-lib queue hook dependencies
>> - Fixed missing clear of IO contexts
>> - Added blk-mq backend for blk_lld_busy()
>>
>> Documentation/block/biodoc.txt | 88 -
>> Documentation/block/cfq-iosched.txt | 291 --
>> Documentation/scsi/scsi-parameters.txt | 5 -
>> block/Kconfig | 6 -
>> block/Kconfig.iosched | 61 -
>> block/Makefile | 5 +-
>> block/bfq-iosched.c | 1 -
>> block/blk-cgroup.c | 55 -
>> block/blk-core.c | 1836 +-----------
>> block/blk-exec.c | 20 +-
>> block/blk-flush.c | 154 +-
>> block/blk-ioc.c | 33 +-
>> block/blk-merge.c | 35 +-
>> block/blk-mq-debugfs.c | 2 -
>> block/blk-mq-tag.c | 6 +-
>> block/blk-mq.c | 30 +-
>> block/blk-settings.c | 55 -
>> block/blk-softirq.c | 24 +-
>> block/blk-sysfs.c | 39 +-
>> block/blk-tag.c | 378 ---
>> block/blk-timeout.c | 99 +-
>> block/blk-wbt.c | 3 +-
>> block/blk.h | 60 +-
>> block/bsg-lib.c | 146 +-
>> block/cfq-iosched.c | 4916 --------------------------------
>> block/deadline-iosched.c | 560 ----
>> block/elevator.c | 447 +--
>> block/kyber-iosched.c | 1 -
>> block/mq-deadline.c | 1 -
>> block/noop-iosched.c | 124 -
>> drivers/block/sunvdc.c | 149 +-
>> drivers/ide/ide-atapi.c | 25 +-
>> drivers/ide/ide-cd.c | 175 +-
>> drivers/ide/ide-disk.c | 5 +-
>> drivers/ide/ide-io.c | 100 +-
>> drivers/ide/ide-park.c | 4 +-
>> drivers/ide/ide-pm.c | 28 +-
>> drivers/ide/ide-probe.c | 68 +-
>> drivers/memstick/core/ms_block.c | 110 +-
>> drivers/memstick/core/ms_block.h | 1 +
>> drivers/memstick/core/mspro_block.c | 121 +-
>> drivers/s390/block/dasd_ioctl.c | 22 +-
>> drivers/scsi/Kconfig | 12 -
>> drivers/scsi/cxlflash/main.c | 6 -
>> drivers/scsi/hosts.c | 29 +-
>> drivers/scsi/lpfc/lpfc_scsi.c | 2 +-
>> drivers/scsi/osd/osd_initiator.c | 4 +-
>> drivers/scsi/osst.c | 2 +-
>> drivers/scsi/qedi/qedi_main.c | 3 +-
>> drivers/scsi/qla2xxx/qla_os.c | 30 +-
>> drivers/scsi/scsi.c | 5 +-
>> drivers/scsi/scsi_debug.c | 3 +-
>> drivers/scsi/scsi_error.c | 4 +-
>> drivers/scsi/scsi_lib.c | 599 +---
>> drivers/scsi/scsi_priv.h | 1 -
>> drivers/scsi/scsi_scan.c | 10 +-
>> drivers/scsi/scsi_sysfs.c | 8 +-
>> drivers/scsi/scsi_transport_fc.c | 71 +-
>> drivers/scsi/scsi_transport_iscsi.c | 7 +-
>> drivers/scsi/scsi_transport_sas.c | 10 +-
>> drivers/scsi/sg.c | 2 +-
>> drivers/scsi/st.c | 2 +-
>> drivers/scsi/ufs/ufs_bsg.c | 4 +-
>> drivers/scsi/ufs/ufshcd.c | 6 -
>> drivers/target/target_core_pscsi.c | 2 +-
>> include/linux/blk-cgroup.h | 108 -
>> include/linux/blk-mq.h | 9 +-
>> include/linux/blkdev.h | 179 +-
>> include/linux/bsg-lib.h | 6 +-
>> include/linux/elevator.h | 90 +-
>> include/linux/ide.h | 13 +-
>> include/linux/init.h | 1 -
>> include/scsi/scsi_host.h | 18 +-
>> include/scsi/scsi_tcq.h | 14 +-
>> init/do_mounts_initrd.c | 3 -
>> init/initramfs.c | 6 -
>> init/main.c | 12 -
>> 77 files changed, 837 insertions(+), 10733 deletions(-)
>
> Tested-by: Ming Lei <ming.lei@redhat.com>

Thanks for testing, Ming.

--
Jens Axboe