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Author SHA1 Message Date
Bart Van Assche c664dcb277 scstadmin: List keys alphabetically in the -list_sessions output 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5410 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-04-06 20:26:08 +00:00
Bart Van Assche ef9d1b9001 scstadmin: Restore LUNs in "scstadmin -list_sessions" output 
Signed-off-by: Dave Butler <tears.the@gmail.com>


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5409 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-04-06 20:13:53 +00:00
Bart Van Assche bdb02c55f4 nightly build: Update kernel versions 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5407 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-04-04 05:56:25 +00:00
Bart Van Assche ead35aa554 scripts/specialize-patch: Rework r5405 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5406 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-04-04 05:50:52 +00:00
Bart Van Assche 366970312c scripts/specialize-patch: Handle numbers surrounded by parentheses properly 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5405 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-04-04 04:38:33 +00:00
Vladislav Bolkhovitin c77aa44ef0 Fix typo in scst_report_supported_tm_fns() reported by Steve Magnani <steve.magnani@digidescorp.com> 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5404 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-04-04 00:57:30 +00:00
Bart Van Assche b668ab5a6e ib_srpt: RHEL 6.5 build fix 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5403 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-04-03 15:58:16 +00:00
Bart Van Assche b7cad33563 vdisk_blockio: Fix the (recently enabled) VERIFY command 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5402 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-04-01 21:05:31 +00:00
Bart Van Assche bb1e348260 vdisk_blockio: Temporarily disable COMPARE AND WRITE support 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5401 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-04-01 17:46:36 +00:00
Vladislav Bolkhovitin 243bc2afcb Cleanup 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5400 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-29 01:07:22 +00:00
Bart Van Assche 8dc624dae3 scripts/generate-kernel-patch: Fix for kernel versions 3.7, 3.10, 3.12 and 3.13 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5399 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-27 08:39:53 +00:00
Bart Van Assche 610ec9cb10 Avoid that checkpatch complains that return is not a function 
Avoid that checkpatch reports the following error message:

ERROR: return is not a function, parentheses are not required


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5398 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-27 08:34:27 +00:00
Bart Van Assche b1587fa6eb Fix two checkpatch complaints about whitespace 
Avoid that checkpatch reports the following error message:

ERROR: "(foo*)" should be "(foo *)"


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5397 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-27 08:27:45 +00:00
Vladislav Bolkhovitin b25163e9c1 Possibility to specify SCSI target device name added 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5396 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-27 01:57:08 +00:00
Vladislav Bolkhovitin 8599ec4452 Reimplement dropping of TM requests in a more reliable manner 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5395 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-26 23:51:36 +00:00
Vladislav Bolkhovitin 87ce86ee2d Cosmetics 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5394 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-26 22:16:16 +00:00
Bart Van Assche c196d7bbcd ib_srpt: Make srpt_abort_cmd() state checks more strict 
Complain if srpt_abort_cmd() is called for an I/O context that is
being processed by SCST and not by the HCA.


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5393 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-26 12:00:43 +00:00
Bart Van Assche 6944885268 ib_srpt: Suppress superfluous error messages 
Only complain about a missing completion for I/O contexts that are
in a state where the ib_srpt driver is waiting for the HCA.


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5392 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-26 11:59:37 +00:00
Bart Van Assche fa5aab6390 ib_srpt: Clean up srpt_handle_rdma_err_comp() 
This patch does not change any functionality.


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5391 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-26 11:58:25 +00:00
Bart Van Assche 047e51173a ib_srpt: Clean up srpt_handle_send_err_comp() 
This patch does not change any functionality.


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5390 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-26 11:56:59 +00:00
Bart Van Assche 464b182c2b ib_srpt: Clean up srpt_handle_rdma_comp() 
This patch does not change any functionality.


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5389 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-26 11:56:13 +00:00
Vladislav Bolkhovitin 056f902912 scst_vdisk: Fix READ CAPACITY(10) 
SBC-2 defines the LBA as a 32-bit field that starts at offset 2 and
not as a 64-bit field.

Reported-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>



git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5388 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-26 03:23:57 +00:00
Vladislav Bolkhovitin b19ae27cd2 scst: Clarify a comment 
The comment above scst_nexus_loss() is somewhat confusing so change
it into something that is more clear.

Signed-off-by: Bart Van Assche <bvanassche@acm.org>



git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5387 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-26 03:22:16 +00:00
Vladislav Bolkhovitin 0c66b8aaf7 iscsi-scst: Introduce ARRAY_SIZE() 
This patch does not change any functionality.

Signed-off-by: Bart Van Assche <bvanassche@acm.org>



git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5386 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-26 03:21:25 +00:00
Vladislav Bolkhovitin eae78fb98c scst_local: Remove two superfluous tests 
The to_scst_lcl_sess() macro is based on container_of() and hence never
returns NULL. Hence remove the two tests that compare the result of that
macro against NULL.

Signed-off-by: Bart Van Assche <bvanassche@acm.org>



git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5385 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-26 03:20:04 +00:00
Vladislav Bolkhovitin 3430da5f9f Cleanup 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5384 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-26 03:18:36 +00:00
Vladislav Bolkhovitin ca14799ca7 documentation: Document SCST_SERIALIZED and SCST_STRICTLY_SERIALIZED 
Signed-off-by: Bart Van Assche <bvanassche@acm.org>



git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5383 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-26 03:18:03 +00:00
Vladislav Bolkhovitin ff2b53ff9b Black hole functionality added 
Scst_mutex intentially used directly in the sysfs handler, because
comming sysfs improvements will allow that.



git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5382 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-26 02:31:52 +00:00
Bart Van Assche 2986fbafd9 nightly build: Update kernel versions 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5371 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-25 16:19:00 +00:00
Bart Van Assche e72f83a05a ib_srpt: Avoid waiting for missing error completions 
Apparently with mlx4 firmware up to and including 2.30.8000 it is not
guaranteed that for a QP associated with an SRQ error completions are
generated for all pending work requests. Avoid triggering
srpt_pending_cmd_timeout() for missing error completions.


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5370 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-24 12:07:43 +00:00
Bart Van Assche b95b1f4d6c ib_srpt: Add a kernel warning 
Invoking srpt_zerolength_write() before the queue pair has reached
the error state is a bug, so complain loudly if that happens.


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5369 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-24 12:04:44 +00:00
Bart Van Assche ada7c26a2e ib_srpt: Fix a kernel warning 
Avoid that the following (very rare) kernel warning is reported
when an ib_srpt target port is disabled while I/O is ongoing:

WARNING: CPU: 3 PID: 12259 at srpt/src/ib_srpt.c:3334 srpt_xmit_response+0x165/0x300 [ib_srpt]()
Unexpected command state 6
Call Trace:
 [<ffffffff814a15dc>] dump_stack+0x4e/0x7a
 [<ffffffff8104bc5d>] warn_slowpath_common+0x7d/0xa0
 [<ffffffff8104bccc>] warn_slowpath_fmt+0x4c/0x50
 [<ffffffffa0771525>] srpt_xmit_response+0x165/0x300 [ib_srpt]
 [<ffffffffa082aacc>] scst_xmit_response+0xbc/0x560 [scst]
 [<ffffffffa083123d>] scst_process_active_cmd+0x29d/0x7b0 [scst]
 [<ffffffffa0832bd9>] scst_do_job_active+0x89/0x1a0 [scst]
 [<ffffffffa0832e4f>] scst_cmd_thread+0x15f/0x350 [scst]
 [<ffffffff810766cd>] kthread+0xed/0x110
 [<ffffffff814b312c>] ret_from_fork+0x7c/0xb0
---[ end trace 591f7af7d006fc0e ]---


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5368 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-24 12:03:09 +00:00
Bart Van Assche de3ed1e6ec ib_srpt: Micro-optimize srpt_adjust_srq_wr_avail() 
The overhead of atomic_add_return() is lower than that of a
spin_lock() / spin_unlock() pair, hence switch to the former.


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5367 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-24 12:01:07 +00:00
Bart Van Assche a0cd399507 ib_srpt: Clean up srpt_destroy_ch_ib() 
All callers guarantee that the completion queue is empty so it is
not necessary to invoke ib_poll_cq() from inside this function.


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5366 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-24 11:59:27 +00:00
Bart Van Assche a4cf36ba4e ib_srpt: Change the severity level of a log message 
Make sure that target port state changes get logged even with
debugging disabled.


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5365 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-24 11:57:39 +00:00
Bart Van Assche b40f69db8b ib_srpt: Add newline at the end of kernel warning statements 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5364 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-24 11:55:56 +00:00
Bart Van Assche d1e1e480ed ib_srpt: Clarify a kernel-doc comment 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5363 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-24 11:53:00 +00:00
Vladislav Bolkhovitin b91c338235 Fix error recovery of internal commands 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5362 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-21 23:12:42 +00:00
Bart Van Assche 3c5a901bf0 srpt/Makefile: Avoid that the build process depends on source control tools 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5361 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-21 16:29:26 +00:00
Vladislav Bolkhovitin 4a5b7bc8e6 In VERIFY commands BYTCHK 1x is not supported (yet) 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5360 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-21 01:58:13 +00:00
Bart Van Assche a2917b0fec scst_const.h: Make COMPARE_AND_WRITE definition available for kernel versions 3.6..3.11 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5359 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-20 16:10:19 +00:00
Bart Van Assche 46b583a918 srpt/session-management.txt: Document how sessions are managed by the ib_srpt driver 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5358 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-20 15:26:48 +00:00
Bart Van Assche fe6ad820db ib_srpt: Rework waiting for last WQE 
After having changed the queue pair state into "error", queue an additional
work request instead of waiting for the last WQE event.


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5357 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-20 15:25:34 +00:00
Bart Van Assche 46aa72be44 ib_srpt: Defer destroying the QP until the TimeWait state has been left 
This is necessary to avoid that a login gets rejected due to reusing a
queue pair number that has not yet been freed by the target side.


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5356 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-20 15:24:18 +00:00
Bart Van Assche 7efb024a7d ib_srpt: Simplify channel state management code 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5355 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-20 15:23:16 +00:00
Bart Van Assche 0433a5c965 ib_srpt: Rework multi-channel support 
Store initiator and target port ID's once per nexus instead of in each
channel data structure.


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5354 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-20 15:22:19 +00:00
Bart Van Assche ef2deeadae ib_srpt: Micro-optimize polling 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5353 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-20 15:20:55 +00:00
Bart Van Assche d7e06bba9f ib_srpt: Introduce a temporary variable in srpt_handle_new_iu() 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5352 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-20 15:19:34 +00:00
Bart Van Assche e61e0beae6 ib_srpt: Sync information unit memory only once 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5351 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-20 15:19:05 +00:00
Bart Van Assche bfae911b39 ib_srpt: Micro-optimize SRP_CMD parsing 
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@5350 d57e44dd-8a1f-0410-8b47-8ef2f437770f
 2014-03-20 15:18:38 +00:00