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Mike Christie 302990ac3b scsi: target: core: Fix backend plugging 
target_core_iblock is plugging and unplugging on every command and this is
causing perf issues for drivers that prefer batched cmds. With recent
patches we can now take multiple cmds from a fabric driver queue and then
pass them down the backend drivers in a batch. This patch adds this support
by adding 2 callouts to the backend for plugging and unplugging the
device. Subsequent commits will add support for iblock and tcmu device
plugging.

Link: https://lore.kernel.org/r/20210227170006.5077-22-michael.christie@oracle.com
Reviewed-by: Bodo Stroesser <bostroesser@gmail.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
block: Add bio_max_segs
2021-02-26 15:49:51 -07:00
target_core_iblock.h
…
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
…
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