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Commit 2f5de151 authored by Or Gerlitz's avatar Or Gerlitz Committed by Roland Dreier
Browse files

IB/iser: Add support for RDMA_CM_EVENT_ADDR_CHANGE event 



Enhance iser to act upon notification on network stack changes that
make its RDMA connection unaligned with the link used by the stack for
the <src,dst> IPs used to establish the connection.

When RDMA_CM_EVENT_ADDR_CHANGE arrives, just disconnect the
connection, assuming that the user space iscsid daemon will reconnect,
and the new connection will be aligned with the IP stack.

Signed-off-by: default avatarOr Gerlitz <ogerlitz@voltaire.com>
Signed-off-by: default avatarRoland Dreier <rolandd@cisco.com>
parent 38ca83a5

drivers/infiniband/ulp/iser/iser_verbs.c

+1 −0
Original line number Diff line number Diff line
@@ -483,6 +483,7 @@ static int iser_cma_handler(struct rdma_cm_id *cma_id, struct rdma_cm_event *eve 
		break;

	case RDMA_CM_EVENT_DISCONNECTED:

	case RDMA_CM_EVENT_DEVICE_REMOVAL:

	case RDMA_CM_EVENT_ADDR_CHANGE:

		iser_disconnected_handler(cma_id);

		break;

	default: