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ibmvnic: Reset the CRQ queue during driver reset

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When a driver reset operation occurs there is not a need to release
the CRQ resources and re-allocate them. Instead a reset of the CRQ
will suffice.

Signed-off-by: Nathan Fontenot <nfont@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nathan Fontenot 2017-05-26 10:31:00 -04:00 • committed by David S. Miller
parent 152ce47dc4
commit 28cde75102
1 changed files with 8 additions and 2 deletions
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10
drivers/net/ethernet/ibm/ibmvnic.c
View file

@ -1260,7 +1260,6 @@ static int do_reset(struct ibmvnic_adapter *adapter,
release_resources(adapter);
release_sub_crqs(adapter);
release_crq_queue(adapter);
rc = ibmvnic_init(adapter);
if (rc)
@ -3517,7 +3516,14 @@ static int ibmvnic_init(struct ibmvnic_adapter *adapter)
unsigned long timeout = msecs_to_jiffies(30000);
int rc;
rc = init_crq_queue(adapter);
if (adapter->resetting) {
rc = ibmvnic_reset_crq(adapter);
if (!rc)
rc = vio_enable_interrupts(adapter->vdev);
} else {
rc = init_crq_queue(adapter);
}
if (rc) {
dev_err(dev, "Couldn't initialize crq. rc=%d\n", rc);
return rc;