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5d3300a9b8
linux/drivers/scsi/qla2xxx
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Giridhar Malavali 5d3300a9b8 scsi: qla2xxx: Defer processing of GS IOCB calls 
This patch defers processing of GS IOCB calls from interrupt context to
avoid hardware spinlock recursion.

Following stack trace is seen

? mod_timer+0x193/0x330
? ql_dbg+0xa7/0xf0 [qla2xxx]
_raw_spin_lock_irqsave+0x31/0x40
qla2x00_start_sp+0x3b/0x250 [qla2xxx]
qla24xx_async_gnl+0x1d3/0x240 [qla2xxx]
qla24xx_fcport_handle_login+0x285/0x290 [qla2xxx]
? vprintk_func+0x20/0x50

Fixes: 726b854870 ("qla2xxx: Add framework for async fabric discovery")
Cc: <stable@vger.kernel.org> # 4.10+
Signed-off-by: Giridhar Malavali <giridhar.malavali@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2017-12-07 21:07:08 -05:00
..
Kconfig
Makefile License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
qla_attr.c Merge branch 'fixes' into misc 2017-09-07 12:12:43 -07:00
qla_bsg.c scsi: qla2xxx: don't break the bsg-lib abstractions 2017-10-16 23:46:21 -04:00
qla_bsg.h
qla_dbg.c scsi: qla2xxx: Remove potential macro parameter side-effect in ql_dump_regs() 2017-08-24 22:29:28 -04:00
qla_dbg.h
qla_def.h scsi: qla2xxx: Fix Relogin being triggered too fast 2017-12-07 21:07:05 -05:00
qla_devtbl.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
qla_dfs.c
qla_fw.h scsi: qla2xxx: Changes to support N2N logins 2017-10-16 23:02:20 -04:00
qla_gbl.h SCSI misc on 20171114 2017-11-14 16:23:44 -08:00
qla_gs.c scsi: qla2xxx: Relogin to target port on a cable swap 2017-12-07 21:07:04 -05:00
qla_init.c scsi: qla2xxx: Defer processing of GS IOCB calls 2017-12-07 21:07:08 -05:00
qla_inline.h scsi: qla2xxx: Convert timers to use timer_setup() 2017-11-08 15:51:35 -08:00
qla_iocb.c scsi: qla2xxx: Fix abort command deadlock due to spinlock 2017-12-07 21:07:06 -05:00
qla_isr.c scsi: qla2xxx: Serialize GPNID for multiple RSCN 2017-12-07 21:07:03 -05:00
qla_mbx.c scsi: qla2xxx: Fix PRLI state check 2017-12-07 21:07:06 -05:00
qla_mid.c scsi: qla2xxx: Fix Relogin being triggered too fast 2017-12-07 21:07:05 -05:00
qla_mr.c scsi: qla2xxx: don't break the bsg-lib abstractions 2017-10-16 23:46:21 -04:00
qla_mr.h
qla_nvme.c qla2xxx: remove use of FC-specific error codes 2017-09-25 08:56:05 -06:00
qla_nvme.h
qla_nx2.c
qla_nx2.h
qla_nx.c
qla_nx.h
qla_os.c scsi: qla2xxx: Fix Relogin being triggered too fast 2017-12-07 21:07:05 -05:00
qla_settings.h
qla_sup.c
qla_target.c scsi: qla2xxx: Clear loop id after delete 2017-12-07 21:07:08 -05:00
qla_target.h scsi: qla2xxx: Cleanup NPIV host in target mode during config teardown 2017-08-24 22:29:30 -04:00
qla_tmpl.c Merge branch 'fixes' into misc 2017-09-07 12:12:43 -07:00
qla_tmpl.h
qla_version.h scsi: qla2xxx: Update driver version to 10.00.00.02-k 2017-10-16 23:02:52 -04:00
tcm_qla2xxx.c
tcm_qla2xxx.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00