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[SCSI] ibmvfc: Reduce error recovery timeout

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If a command times out resulting in EH getting invoked, we wait for the
aborted commands to come back after sending the abort. Shorten
the amount of time we wait for these responses, to ensure we don't
get stuck in EH for several minutes.

Signed-off-by: Brian King <brking@linux.vnet.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Brian King 2010-04-20 14:21:35 -05:00 committed by James Bottomley
parent f5832fa2f8
commit daa142d177
2 changed files with 2 additions and 1 deletions
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2
drivers/scsi/ibmvscsi/ibmvfc.c
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@ -2245,7 +2245,7 @@ static int ibmvfc_wait_for_ops(struct ibmvfc_host *vhost, void *device,
DECLARE_COMPLETION_ONSTACK(comp);
int wait;
unsigned long flags;
signed long timeout = init_timeout * HZ;
signed long timeout = IBMVFC_ABORT_WAIT_TIMEOUT * HZ;
ENTER;
do {

1
drivers/scsi/ibmvscsi/ibmvfc.h
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@ -38,6 +38,7 @@
#define IBMVFC_ADISC_PLUS_CANCEL_TIMEOUT \
(IBMVFC_ADISC_TIMEOUT + IBMVFC_ADISC_CANCEL_TIMEOUT)
#define IBMVFC_INIT_TIMEOUT 120
#define IBMVFC_ABORT_WAIT_TIMEOUT 40
#define IBMVFC_MAX_REQUESTS_DEFAULT 100
#define IBMVFC_DEBUG 0