Vladislav Bolkhovitin
97f744cdbe
Initialized merge tracking via "svnmerge" with revisions "7230" from
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svn://svn.code.sf.net/p/scst/svn/trunk
git-svn-id: http://svn.code.sf.net/p/scst/svn/branches/3.3.x@7231 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-09-01 04:07:25 +00:00
Vladislav Bolkhovitin
d7bda7ff18
SCST_VERSION_CODE changed to 3.3
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git-svn-id: http://svn.code.sf.net/p/scst/svn/branches/3.3.x@7228 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-09-01 04:00:31 +00:00
Vladislav Bolkhovitin
3bd81edc6e
Version changed to 3.3.0-rc
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git-svn-id: http://svn.code.sf.net/p/scst/svn/branches/3.3.x@7227 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-09-01 03:57:09 +00:00
Vladislav Bolkhovitin
8b69092b9e
3.3.x stable branch created
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git-svn-id: http://svn.code.sf.net/p/scst/svn/branches/3.3.x@7225 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-09-01 03:53:04 +00:00
Bart Van Assche
bb021c1a84
Update svn:ignore property for multiple directories
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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7224 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-08-28 01:58:15 +00:00
Bart Van Assche
1b4ba27d76
scripts/specialize-patch: Add support for HAVE_RDMA_DESTROY_AH
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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7223 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-08-28 01:38:30 +00:00
Bart Van Assche
0518777b2d
iscsi-scst: Suppress a recently introduced compiler warning
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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7222 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-08-27 22:20:01 +00:00
Bart Van Assche
673dc1d90c
nightly/conf/nightly.conf: Add more kernel versions
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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7221 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-08-27 21:43:12 +00:00
Bart Van Assche
bbaf688a0e
ib_srpt: Build fix for kernels before v4.12
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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7220 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-08-27 21:40:23 +00:00
Bart Van Assche
cc2b24478c
iscsi-scst/kernel/event.c: Port to kernel v4.12
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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7219 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-08-27 15:53:16 +00:00
Bart Van Assche
1e457529eb
ib_srpt: Port to Linux kernel v4.12
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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7218 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-08-27 15:40:59 +00:00
Bart Van Assche
617c48e138
scst: More fall-through annotations for gcc 7
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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7217 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-08-27 15:40:42 +00:00
Bart Van Assche
9e35afe1e0
Annotate fall-through in switch statements in a form recognized by gcc 7
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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7216 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-08-27 15:28:57 +00:00
Bart Van Assche
f3d11b715b
iscsi-scst/Makefile: Add include/uapi directory to the include path
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Reported-by: Sergey Gorenko <sergeygo@mellanox.com >
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7215 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-08-10 19:39:27 +00:00
Bart Van Assche
64d40aeeb2
iscsi-scst/Makefile: Simplify MLNX_OFED support code
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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7214 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-08-10 18:26:29 +00:00
Bart Van Assche
4edaf3e4bf
iscsi-scst/Makefile: Simplify MLNX_OFED detection for Red Hat
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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7213 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-08-10 18:25:47 +00:00
Vladislav Bolkhovitin
4c269fa728
In the current implementation of SCST/trunk the recently introduced
...
"active" attribute for vdisk_blockio devices is managed by an ALUA
state change (start/finish), for specific ALUA states (eg,
active/standby). Relying on ALUA state changes to open/close the
back-end block device does indeed work for some SCST configurations,
however, some users desire advanced control over this setting, and
prefer to handle opening/closing a back-end block device from the
cluster resource agent (RA) script. Certain ambiguous situations can
also arise if more than one target group exists per SCST device
group... in this case, a back-end device may flip/flop (opened/closed)
and may end up in an inconsistent state if care is not taken in the
implementation of the cluster RA.
The patch below makes the "active" sysfs attribute for vdisk_blockio
readable/writable by a user, thereby giving full control over a
device's opened/closed state. The default behavior for SCST
vdisk_blockio devices is to allow ALUA state changes to control the
opened/closed ("active") state of a back-end device
(bind_alua_state=1). If the user wishes to handle setting the "active"
attribute themselves via a script or cluster RA, they would set
bind_alua_state=0 for the vdisk_blockio device, and the "active"
attribute would not be modified on ALUA state changes, it is then left
up to the user to handle this.
The patch below also fixes a bug where the attribute value is not
changed when the appropriate ALUA state is set, unless a target
session exists for the target group target; see here for more
information: https://sourceforge.net/p/scst/mailman/message/35898014/
Signed-off-by: Marc A. Smith <marc.smith@parodyne.com >
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7212 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-07-26 03:18:30 +00:00
Vladislav Bolkhovitin
792a896abb
With the new 'active' attribute, a bug exists where the attribute
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value is not changed when the appropriate ALUA state is set, unless a
target session exists for the target group target; this patch fixes
that bug, see here for more information:
https://sourceforge.net/p/scst/mailman/message/35898014/
Signed-off-by: Marc A. Smith <marc.smith@parodyne.com >
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7211 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-07-15 03:26:11 +00:00
Vladislav Bolkhovitin
c967700cd7
scst: Linux kernel v4.12 warning fix.
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Signed-off-by: Sebastian Herbszt <herbszt@gmx.de >
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7208 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-06-13 03:58:26 +00:00
Vladislav Bolkhovitin
213a11e07b
scst: minor cleanup for previous commit
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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7207 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-06-07 01:23:59 +00:00
Vladislav Bolkhovitin
e174d00f08
scst: update ALUA documentation (Active/Non-Optimized)
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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7206 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-06-07 01:13:58 +00:00
Vladislav Bolkhovitin
64d07d25cf
scst_vdisk: 'numa_node_id' signed attribute value fix
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The "numa_node_id" attribute reside in the scst_vdisk_dev struct as
signed integer and may well be negative values (eg, -1), so move fetching
it above the unsigned attributes and use kstrtoll() to retrieve the
values.
Signed-off-by: Marc A. Smith <marc.smith@parodyne.com >
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7205 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-06-06 04:20:09 +00:00
Vladislav Bolkhovitin
0ae66a082e
Fix dereference beyond last sg element
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Reported-By: David Butterfield <dab21774@gmail.com >
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7204 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-06-03 04:02:22 +00:00
Vladislav Bolkhovitin
93bea9e0e8
Update to 4.11 kernels
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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7203 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-06-03 02:38:51 +00:00
Vladislav Bolkhovitin
a614104023
usr: fix -Wmissing-prototypes warnings
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Fix all twelve [-Wmissing-prototypes] warnings by adding "static" to their
declarations.
Signed-off-by: David Butterfield <dab21774@gmail.com >
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7202 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-06-01 04:08:02 +00:00
Vladislav Bolkhovitin
5358fb06f8
scst: remove a few unnecessary shadow declarations
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Remove a few "shadow" declarations that appear unnecessary and probably
unintended. (These are cases where a declaration in an inner scope hides
another declaration of the same name in an outer scope.)
Not all shadow declarations are superfluous -- so this particular compiler
warning is one that cannot be simply heeded while half asleep. But these
particular ones I removed appear to be superfluous.
Signed-off-by: David Butterfield <dab21774@gmail.com >
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7201 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-06-01 04:04:45 +00:00
Vladislav Bolkhovitin
41a287734f
iscsi-scst: fix a couple of bad-function-cast warnings
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This is a "marginal" warning, but there are only six of them in the SCST code
and this fixes two of those.
session.c:105:4: warning: cast from function call of type void * to non-matching type _Bool [-Wbad-function-cast]
target.c:668:14: warning: cast from function call of type void * to non-matching type _Bool [-Wbad-function-cast]
Signed-off-by: David Butterfield <dab21774@gmail.com >
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7200 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-06-01 03:53:08 +00:00
Vladislav Bolkhovitin
c4e9bab97c
scst: scst_free_acg() not dereference NULL acg->tgt for proc interface
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Signed-off-by: David Butterfield <dab21774@gmail.com >
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7199 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-06-01 03:49:26 +00:00
Vladislav Bolkhovitin
c1d798a788
scst: cleanup of dead code
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Reported-By: David Butterfield <dab21774@gmail.com >
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7198 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-06-01 03:46:06 +00:00
Vladislav Bolkhovitin
bd67b31c9e
scst: a better version of possible memory reclaim deadlock fix r7194
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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7197 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-05-31 04:01:00 +00:00
Vladislav Bolkhovitin
4a8a18cc34
scst_vdisk: add "active" attridute to the list of BLOCKIO add device attributes
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This is forgotten piece to r7187
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7196 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-05-26 02:45:47 +00:00
Vladislav Bolkhovitin
e5e4531049
iscsi-scst: cleanup
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There's no need to end-align the padding. Plus, it's not optimal to
access front misaligned memory
Reported-by: David Butterfield <dab21774@gmail.com >
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7195 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-05-25 02:11:06 +00:00
Vladislav Bolkhovitin
7caed6e7c4
scst: prevent possible memory reclaim deadlock
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Reported by lockdep:
[ 415.813281] =================================
[ 415.817626] [ INFO: inconsistent lock state ]
[ 415.821974] 4.10.12-scst-dbg #4 Tainted: G O
[ 415.827360] ---------------------------------
[ 415.831705] inconsistent {RECLAIM_FS-ON-W} -> {IN-RECLAIM_FS-W} usage.
[ 415.838217] kswapd0/558 [HC0[0]:SC0[0]:HE1:SE1] takes:
[ 415.843342] (sgv_pools_mutex){+.+.?.}, at: [<ffffffffa036d300>] __sgv_shrink+0x90/0x1d0 [scst]
[ 415.852075] {RECLAIM_FS-ON-W} state was registered at:
[ 415.857208] mark_held_locks+0x6c/0x90
[ 415.861034] lockdep_trace_alloc+0x8a/0xd0
[ 415.865210] kmem_cache_alloc_node+0x32/0x2f0
[ 415.869670] sgv_pool_create_node+0x186/0x2e0 [scst]
[ 415.874735] sgv_pool_create+0x12/0x20 [scst]
[ 415.879194] scst_sgv_pools_init+0xb9/0x3c0 [scst]
[ 415.884065] __dev_user_set_opt+0x152/0x5f0 [scst_user]
[ 415.889367] do_one_initcall+0x59/0x190
[ 415.893280] do_init_module+0x6a/0x230
[ 415.897106] load_module+0x591/0x830
[ 415.900758] SYSC_init_module+0xd3/0x120
[ 415.904758] SyS_init_module+0xe/0x10
[ 415.908501] entry_SYSCALL_64_fastpath+0x18/0xad
[ 415.913193] irq event stamp: 3831137
[ 415.916763] hardirqs last enabled at (3831137): [<ffffffff8106ff37>] __local_bh_enable_ip+0x67/0xd0
[ 415.925878] hardirqs last disabled at (3831135): [<ffffffff8106fefe>] __local_bh_enable_ip+0x2e/0xd0
[ 415.935018] softirqs last enabled at (3831136): [<ffffffffa036c72d>] __sgv_can_be_shrunk+0x9d/0x180 [scst]
[ 415.944764] softirqs last disabled at (3831134): [<ffffffffa036c6e3>] __sgv_can_be_shrunk+0x53/0x180 [scst]
[ 415.954481]
[ 415.954481] other info that might help us debug this:
[ 415.960994] Possible unsafe locking scenario:
[ 415.960994]
[ 415.966899] CPU0
[ 415.969336] ----
[ 415.971774] lock(sgv_pools_mutex);
[ 415.975339] <Interrupt>
[ 415.977950] lock(sgv_pools_mutex);
[ 415.981691]
[ 415.981691] *** DEADLOCK ***
[ 415.981691]
[ 415.987599] 1 lock held by kswapd0/558:
[ 415.991424] #0 : (shrinker_rwsem){++++..}, at: [<ffffffff811ace5c>] T.1898+0x4c/0x100
[ 415.999329]
[ 415.999329] stack backtrace:
[ 416.003677] CPU: 2 PID: 558 Comm: kswapd0 Tainted: G O 4.10.12-scst-dbg #4
[ 416.011663] Hardware name: Dell Inc. PowerEdge R710/00NH4P, BIOS 2.2.10 11/09/2010
[ 416.019216] Call Trace:
[ 416.021661] dump_stack+0x6b/0xa0
[ 416.024968] print_usage_bug+0x182/0x190
[ 416.028881] ? print_circular_bug+0x110/0x110
[ 416.033226] mark_lock_irq+0xee/0x290
[ 416.036879] mark_lock+0x113/0x1a0
[ 416.040271] mark_irqflags+0xb0/0x180
[ 416.043924] __lock_acquire+0x245/0x610
[ 416.047750] ? __lock_release+0x408/0x470
[ 416.051750] lock_acquire+0xce/0x2b0
[ 416.055343] ? __sgv_shrink+0x90/0x1d0 [scst]
[ 416.059689] ? mutex_lock_nested+0x47/0x750
[ 416.063863] mutex_lock_nested+0x82/0x750
[ 416.067888] ? __sgv_shrink+0x90/0x1d0 [scst]
[ 416.072236] ? put_lock_stats+0xe/0x30
[ 416.075975] ? __lock_release+0x408/0x470
[ 416.080001] ? __sgv_shrink+0x90/0x1d0 [scst]
[ 416.084349] ? debug_smp_processor_id+0x17/0x20
[ 416.088868] ? put_lock_stats+0xe/0x30
[ 416.092633] ? __sgv_can_be_shrunk+0x9d/0x180 [scst]
[ 416.097588] ? mark_held_locks+0x6c/0x90
[ 416.101500] ? __local_bh_enable_ip+0x67/0xd0
[ 416.105873] __sgv_shrink+0x90/0x1d0 [scst]
[ 416.110047] ? __local_bh_enable_ip+0x67/0xd0
[ 416.114420] sgv_scan_shrink+0x5d/0x120 [scst]
[ 416.118853] do_shrink_slab+0x19b/0x5f0
[ 416.122678] ? T.1898+0x4c/0x100
[ 416.125899] ? down_read_trylock+0x60/0x80
[ 416.129985] T.1898+0xb4/0x100
[ 416.133031] shrink_node+0x62/0xa0
[ 416.136424] balance_pgdat+0x1c8/0x2c0
[ 416.140164] kswapd+0xa0/0x2b0
[ 416.143211] ? preempt_count_sub+0x9f/0xe0
[ 416.147409] ? schedule+0x4e/0xc0
[ 416.150715] ? balance_pgdat+0x2c0/0x2c0
[ 416.154627] kthread+0x111/0x150
[ 416.157849] ? call_usermodehelper_exec_work+0xa0/0xa0
[ 416.162974] ? __kthread_init_worker+0x80/0x80
[ 416.167407] ? call_usermodehelper_exec_work+0xa0/0xa0
[ 416.172534] ? call_usermodehelper_exec_work+0xa0/0xa0
[ 416.177660] ret_from_fork+0x2e/0x40
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7194 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-05-23 03:50:43 +00:00
Vladislav Bolkhovitin
27db06eb7c
qla2x00t: fix broken 4.9 kernels build
...
Reported-By: Marc Smith <marc.smith@parodyne.com >
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7193 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-05-23 02:23:38 +00:00
Vladislav Bolkhovitin
c729d1934a
scst: minor cleanup
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Let's keep it simple without unused functionality
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7192 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-05-20 03:29:41 +00:00
Vladislav Bolkhovitin
e452378d1e
scst: restore locking documentation comments
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Better to follow the common rule and always have locking expectations
documented in addition to runtime checks. Partial revert of r7095.
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7191 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-05-20 03:19:54 +00:00
Vladislav Bolkhovitin
36f2612eb1
scst: fix possible NULL dereference in TM code
...
TM command accessing a non-existing LUN might lead NULL dereference in
scst_call_dev_task_mgmt_fn_done().
Reported-By: <Ilan Steinberg <ilan.steinberg@kaminario.com >>
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7190 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-05-20 03:00:28 +00:00
Vladislav Bolkhovitin
b3758b0db9
scst: compute max_transfer args as long, not int
...
Compute max_transfer args as long, not int, to avoid overflow when
max_sg_cnt=32768 and PAGE_SHIFT=16 (64K PAGE_SIZE). Note it is not
only the min() call, but also the << PAGE_SHIFT needs to be long.
Signed-off-by: David Butterfield <dab21774@gmail.com >
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7189 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-05-20 02:04:16 +00:00
Vladislav Bolkhovitin
8d3a9f440a
qla2x00t: Disable Out-of-order processing by default
...
From: Quinn Tran <quinn.tran@cavium.com >
Out of order(OOO) processing requires initiator, switch
and target to support OOO. In today¹s environment, none
of the switches support OOO. OOO requires extra buffer
space which affect performance. By turning ON this feature
in QLogic's FW, it delays error recovery because droped
frame is treated as out of order frame. We¹re turning OFF
this option of speed up error recovery.
Reviewed-by: Christoph Hellwig <hch@lst.de >
Signed-off-by: Quinn Tran <quinn.tran@cavium.com >
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com >
Merge of mainline commit 300af14bdb28157090f0c6f89d244fda940082da
EXPERIMENTAL!
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7188 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-05-19 02:58:23 +00:00
Vladislav Bolkhovitin
9d21169f8c
scst: implement BLOCKIO devices "active" attribute
...
Intended to be able to load on passive side as described in
https://sourceforge.net/p/scst/mailman/message/35549446/
Suggested-by: Кирилл Тюшев <kirill.tyushev8@gmail.com >
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7187 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-05-19 02:37:49 +00:00
Bart Van Assche
81f80e1708
isert-scst: Fix a race condition that was introduced accidentally in r7184
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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7186 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-05-16 02:04:47 +00:00
Bart Van Assche
b2b15e1d55
scst_local: Fix a race condition
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Avoid that the following crash can occur:
general protection fault: 0000 [#1 ] PREEMPT SMP
RIP: 0010:scsi_is_host_device+0x7/0x20 [scsi_mod]
Call Trace:
scst_process_aens+0x95/0x1d0 [scst_local]
scst_aen_work_fn+0x6f/0x120 [scst_local]
process_one_work+0x20b/0x6c0
worker_thread+0x4e/0x4a0
kthread+0x113/0x150
ret_from_fork+0x31/0x40
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7185 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-05-14 18:56:09 +00:00
Bart Van Assche
830369e50d
isert-scst: Avoid that shutdown sporadically hangs
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Waiting for other threads to release an object using code like
"while (object->refcnt > 0) msleep(100)" without holding a reference
on 'object' is wrong because the memory object points at may be freed
before or while this loop is in progress. Hence introduce a global
portal object count and wait on that count instead of waiting for
the per-portal reference count to reach zero.
The use-after-free was introduced in r6952 ("isert: faster release
of isert_scst module").
See also https://sourceforge.net/p/scst/tickets/2/ .
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7184 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-05-14 18:53:01 +00:00
Bart Van Assche
cda5cadb1c
isert-scst: Enable type checking for isert portal pointers
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This patch does not change any functionality.
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7183 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-05-14 18:49:04 +00:00
Bart Van Assche
b799130680
ib_srpt: Fix a logging statement
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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7182 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-05-14 14:55:00 +00:00
Israel Rukshin
28c5d73550
isert-scst: fix isert connection teardown flow
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Synchronizing the rdma_disconnect() with the post drain wr
as other ULPs like iSER do.
Signed-off-by: Israel Rukshin <israelr@mellanox.com >
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7181 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-05-14 13:45:02 +00:00
Bart Van Assche
8315bfdd0f
scst_vdisk: Avoid shifting left by a negative number of bits
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scst_calc_block_shift() can return a negative number. Hence avoid
1 << scst_calc_block_shift(). Detected by Coverity.
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7180 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-05-14 03:49:39 +00:00
Bart Van Assche
cb070d9a7f
scst/include/backport.h: Add a backport of rcu_dereference_protected()
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This patch does not change any functionality.
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7179 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-05-14 03:13:56 +00:00
Bart Van Assche
b4118ea0f1
scst/include/backport.h: Add a kref_read() backport
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This patch does not change any functionality.
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7178 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-05-14 03:06:54 +00:00
Bart Van Assche
4a18e68c3f
scst/include/backport.h: Fix kthread_create_on_node() definition
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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7177 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2017-05-14 02:55:24 +00:00