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authorBrian King <brking@linux.vnet.ibm.com>2010-04-20 14:21:35 -0500
committerJames Bottomley <James.Bottomley@suse.de>2010-05-02 11:03:22 -0400
commitdaa142d1773dd3a986f02a8a4da929608d24daaa (patch)
treed1130107cd0174adcd42d0917b45649bb4ce6408
parentf5832fa2f8dc39adcf3ae348d2d6383163235e79 (diff)
[SCSI] ibmvfc: Reduce error recovery timeout
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>
-rw-r--r--drivers/scsi/ibmvscsi/ibmvfc.c2
-rw-r--r--drivers/scsi/ibmvscsi/ibmvfc.h1
2 files changed, 2 insertions, 1 deletions
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c
index 9372169374e2..d18f45c95639 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.c
+++ b/drivers/scsi/ibmvscsi/ibmvfc.c
@@ -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 {
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.h b/drivers/scsi/ibmvscsi/ibmvfc.h
index d25106a958d7..7e9742764e4b 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.h
+++ b/drivers/scsi/ibmvscsi/ibmvfc.h
@@ -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