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linux-next/drivers/target
History
Nicholas Bellinger 9e20ae3397 iscsi-target; Allow an extra tag_num / 2 number of percpu_ida tags 
This patch bumps the default number of tags allocated per session by
iscsi-target via transport_alloc_session_tags() -> percpu_ida_init()
by another (tag_num / 2).

This is done to take into account the tags waiting to be acknowledged
and released in iscsit_ack_from_expstatsn(), but who's number are not
directly limited by the CmdSN Window queue_depth being enforced by
the target.

Using a larger value here is also useful to prevent percpu_ida_alloc()
from having to steal tags from other CPUs when no tags are available
on the local CPU, while waiting for unacknowledged tags to be released.

Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
2013-10-03 14:22:45 -07:00
..
iscsi iscsi-target; Allow an extra tag_num / 2 number of percpu_ida tags 2013-10-03 14:22:45 -07:00
loopback target: Update copyright ownership/year information to 2013 2013-09-10 20:23:36 -07:00
sbp target: make queue_tm_rsp() return void 2013-07-07 18:36:53 -07:00
tcm_fc target: replace strict_strto*() with kstrto*() 2013-08-12 20:31:44 -07:00
Kconfig sbp-target: Initial merge of firewire/ieee-1394 target mode support 2012-05-09 15:25:17 -07:00
Makefile target: Add support for EXTENDED_COPY copy offload emulation 2013-09-10 16:48:43 -07:00
target_core_alua.c target: Update copyright ownership/year information to 2013 2013-09-10 20:23:36 -07:00
target_core_alua.h target: pass sense_reason as a return value 2012-11-06 20:55:46 -08:00
target_core_configfs.c target: Update copyright ownership/year information to 2013 2013-09-10 20:23:36 -07:00
target_core_device.c target: Update copyright ownership/year information to 2013 2013-09-10 20:23:36 -07:00
target_core_fabric_configfs.c target: Update copyright ownership/year information to 2013 2013-09-10 20:23:36 -07:00
target_core_fabric_lib.c target: Update copyright ownership/year information to 2013 2013-09-10 20:23:36 -07:00
target_core_file.c target: Update copyright ownership/year information to 2013 2013-09-10 20:23:36 -07:00
target_core_file.h target/file: Bump FD_MAX_SECTORS to 2048 to handle 1M sized I/Os 2013-03-19 17:24:28 -07:00
target_core_hba.c target: Update copyright ownership/year information to 2013 2013-09-10 20:23:36 -07:00
target_core_iblock.c target: Update copyright ownership/year information to 2013 2013-09-10 20:23:36 -07:00
target_core_iblock.h target: kill struct se_subsystem_dev 2012-11-06 20:55:43 -08:00
target_core_internal.h target: Add Third Party Copy (3PC) bit in INQUIRY response 2013-09-10 16:48:46 -07:00
target_core_pr.c target: Update copyright ownership/year information to 2013 2013-09-10 20:23:36 -07:00
target_core_pr.h target: Alter core_pr_dump_initiator_port for ease of use 2013-06-14 00:04:31 -07:00
target_core_pscsi.c target: Update copyright ownership/year information to 2013 2013-09-10 20:23:36 -07:00
target_core_pscsi.h target: kill struct se_subsystem_dev 2012-11-06 20:55:43 -08:00
target_core_rd.c target: Update copyright ownership/year information to 2013 2013-09-10 20:23:36 -07:00
target_core_rd.h target/rd: Add ramdisk bit for NULLIO operation 2013-05-11 16:22:39 -07:00
target_core_sbc.c target: Fail on non zero scsi_status in compare_and_write_callback 2013-10-03 04:24:07 -07:00
target_core_spc.c Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending 2013-09-12 16:11:45 -07:00
target_core_stat.c target: Update copyright ownership/year information to 2013 2013-09-10 20:23:36 -07:00
target_core_tmr.c target: Update copyright ownership/year information to 2013 2013-09-10 20:23:36 -07:00
target_core_tpg.c target: Update copyright ownership/year information to 2013 2013-09-10 20:23:36 -07:00
target_core_transport.c target: Fall back to vzalloc upon ->sess_cmd_map kzalloc failure 2013-10-01 21:27:31 -07:00
target_core_ua.c target: Update copyright ownership/year information to 2013 2013-09-10 20:23:36 -07:00
target_core_ua.h target: pass sense_reason as a return value 2012-11-06 20:55:46 -08:00
target_core_xcopy.c target: Fix xop->dbl assignment in target_xcopy_parse_segdesc_02 2013-10-01 21:27:21 -07:00
target_core_xcopy.h target: Add support for EXTENDED_COPY copy offload emulation 2013-09-10 16:48:43 -07:00