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415ccd9811
linux/drivers/target
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Mike Christie 415ccd9811 scsi: target: iblock: Add backend plug/unplug callouts 
This patch adds plug/unplug callouts for iblock. For an initiator driver
like iSCSI which wants to pass multiple cmds to its xmit thread instead of
one cmd at a time, this increases IOPS by around 10% with vhost-scsi
(combined with the last patches we can see a total 40-50% increase). For
driver combos like tcm_loop and faster drivers like the iSER initiator, we
can still see IOPS increase by 20-30% when tcm_loop's nr_hw_queues setting
is also increased.

Link: https://lore.kernel.org/r/20210227170006.5077-23-michael.christie@oracle.com
Signed-off-by: Mike Christie <michael.christie@oracle.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2021-03-04 17:37:02 -05:00
..
iscsi scsi: target: core: Add gfp_t arg to target_cmd_init_cdb() 2021-03-04 17:37:02 -05:00
loopback scsi: target: tcm_loop: Use LIO wq cmd submission helper 2021-03-04 17:37:02 -05:00
sbp scsi: target: sbp_target: Convert to new submission API 2021-03-04 17:37:01 -05:00
tcm_fc scsi: target: core: Add gfp_t arg to target_cmd_init_cdb() 2021-03-04 17:37:02 -05:00
Kconfig treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
Makefile
target_core_alua.c scsi: target: alua: Remove in_interrupt() usage in core_alua_check_nonop_delay() 2021-01-22 20:25:25 -05:00
target_core_alua.h
target_core_configfs.c scsi: target: tcmu: Make pgr_support and alua_support attributes writable 2020-05-07 22:39:22 -04:00
target_core_device.c scsi: target: core: Add workqueue based cmd submission 2021-03-04 17:37:02 -05:00
target_core_fabric_configfs.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157 2019-05-30 11:26:37 -07:00
target_core_fabric_lib.c scsi: target: Handle short iSIDs 2020-07-08 00:14:34 -04:00
target_core_file.c SCSI misc on 20210219 2021-02-22 10:24:58 -08:00
target_core_file.h
target_core_hba.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
target_core_iblock.c scsi: target: iblock: Add backend plug/unplug callouts 2021-03-04 17:37:02 -05:00
target_core_iblock.h scsi: target: iblock: Add backend plug/unplug callouts 2021-03-04 17:37:02 -05:00
target_core_internal.h scsi: target: core: Add workqueue based cmd submission 2021-03-04 17:37:02 -05:00
target_core_pr.c scsi: target: core: Prevent underflow for service actions 2021-02-22 22:21:29 -05:00
target_core_pr.h scsi: target/core: Rework the SPC-2 reservation handling code 2019-04-12 20:20:05 -04:00
target_core_pscsi.c block: Add bio_max_segs 2021-02-26 15:49:51 -07:00
target_core_pscsi.h
target_core_rd.c scsi: target: rd: Drop double zeroing 2020-10-07 23:50:03 -04:00
target_core_rd.h
target_core_sbc.c scsi: target: Return COMPARE AND WRITE miscompare offsets 2020-11-04 22:02:43 -05:00
target_core_spc.c scsi: target: use an enum to track emulate_ua_intlck_ctrl 2020-02-21 17:37:16 -05:00
target_core_stat.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
target_core_tmr.c scsi: target: Make state_list per CPU 2020-11-04 22:39:38 -05:00
target_core_tpg.c scsi: target: Drop sess_cmd_lock from I/O path 2020-11-04 22:39:37 -05:00
target_core_transport.c scsi: target: core: Fix backend plugging 2021-03-04 17:37:02 -05:00
target_core_ua.c scsi: target: use an enum to track emulate_ua_intlck_ctrl 2020-02-21 17:37:16 -05:00
target_core_ua.h
target_core_user.c scsi: target: tcmu: Fix memory leak caused by wrong uio usage 2021-02-22 22:35:21 -05:00
target_core_xcopy.c scsi: target: core: Add gfp_t arg to target_cmd_init_cdb() 2021-03-04 17:37:02 -05:00
target_core_xcopy.h scsi: target: Fix XCOPY NAA identifier lookup 2021-01-11 17:06:48 -05:00