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Commit 5cdf1626 authored by Brian King's avatar Brian King Committed by James Bottomley
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[SCSI] ibmvfc: Ignore fabric RSCNs when link is dead 



This fixes an issues seen where a Fabric RSCN event was received
while the link was down, which resulted in repeated attempts to log back
into the fabric, which then failed, resulting in the ibmvfc driver
taking the host offline. Fix this by delaying taking any action
regarding the fabric RSCN until the link comes back up.

Signed-off-by: default avatarBrian King <brking@linux.vnet.ibm.com>
Signed-off-by: default avatarJames Bottomley <JBottomley@Parallels.com>
parent a077c7fa

drivers/scsi/ibmvscsi/ibmvfc.c

+4 −2
Original line number Diff line number Diff line
@@ -2625,8 +2625,10 @@ static void ibmvfc_handle_async(struct ibmvfc_async_crq *crq, 
	case IBMVFC_AE_SCN_FABRIC:

	case IBMVFC_AE_SCN_DOMAIN:

		vhost->events_to_log |= IBMVFC_AE_RSCN;

		if (vhost->state < IBMVFC_HALTED) {

			vhost->delay_init = 1;

			__ibmvfc_reset_host(vhost);

		}

		break;

	case IBMVFC_AE_SCN_NPORT:

	case IBMVFC_AE_SCN_GROUP: