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| author | Giridhar Malavali <giridhar.malavali@cavium.com> | 2017-12-04 14:45:13 -0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2017-12-07 21:07:08 -0500 |
| commit | 5d3300a9b8b122b4743aed5a178bf12c87e2b8c9 (patch) | |
| tree | bacc34763db144da827ce4127cb190a65375ec52 /drivers/base/init.c | |
| parent | ba743f9148e951abe1c94f89c174ec8e44fb145b (diff) | |
| download | linux-5d3300a9b8b122b4743aed5a178bf12c87e2b8c9.tar.gz linux-5d3300a9b8b122b4743aed5a178bf12c87e2b8c9.tar.xz | |
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: 726b85487067d ("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>
Diffstat (limited to 'drivers/base/init.c')
0 files changed, 0 insertions, 0 deletions