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8c7f6e9b33
linux/drivers/target
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Nicholas Bellinger 8c7f6e9b33 target: Fall back to vzalloc upon ->sess_cmd_map kzalloc failure 
This patch changes transport_alloc_session_tags() to fall back to
use vzalloc when kzalloc fails for big tag_num that end up generating
larger order allocations.

Also use is_vmalloc_addr() in transport_alloc_session_tags() failure
path, and normal transport_free_session() path to determine when
vfree() needs to be called instead of kfree().

v2 changes:
  - Use  __GFP_NOWARN | __GFP_REPEAT for sess_cmd_map kzalloc (mst)

Cc: Michael S. Tsirkin <mst@redhat.com>
Cc: Asias He <asias@redhat.com>
Cc: Kent Overstreet <kmo@daterainc.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
2013-10-01 21:27:31 -07:00
..
iscsi 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
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
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: Update copyright ownership/year information to 2013 2013-09-10 20:23:36 -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