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authorBrian King <brking@linux.vnet.ibm.com>2010-04-20 15:21:35 -0400
committerJames Bottomley <James.Bottomley@suse.de>2010-05-02 11:03:22 -0400
commitdaa142d1773dd3a986f02a8a4da929608d24daaa (patch)
treed1130107cd0174adcd42d0917b45649bb4ce6408 /drivers/scsi/ibmvscsi
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>
Diffstat (limited to 'drivers/scsi/ibmvscsi')
-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,
2245 DECLARE_COMPLETION_ONSTACK(comp); 2245 DECLARE_COMPLETION_ONSTACK(comp);
2246 int wait; 2246 int wait;
2247 unsigned long flags; 2247 unsigned long flags;
2248 signed long timeout = init_timeout * HZ; 2248 signed long timeout = IBMVFC_ABORT_WAIT_TIMEOUT * HZ;
2249 2249
2250 ENTER; 2250 ENTER;
2251 do { 2251 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 @@
38#define IBMVFC_ADISC_PLUS_CANCEL_TIMEOUT \ 38#define IBMVFC_ADISC_PLUS_CANCEL_TIMEOUT \
39 (IBMVFC_ADISC_TIMEOUT + IBMVFC_ADISC_CANCEL_TIMEOUT) 39 (IBMVFC_ADISC_TIMEOUT + IBMVFC_ADISC_CANCEL_TIMEOUT)
40#define IBMVFC_INIT_TIMEOUT 120 40#define IBMVFC_INIT_TIMEOUT 120
41#define IBMVFC_ABORT_WAIT_TIMEOUT 40
41#define IBMVFC_MAX_REQUESTS_DEFAULT 100 42#define IBMVFC_MAX_REQUESTS_DEFAULT 100
42 43
43#define IBMVFC_DEBUG 0 44#define IBMVFC_DEBUG 0