Commit 23bdfdd3 authored by Steve Hodgson's avatar Steve Hodgson Committed by Jeff Garzik
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sfc: Recover from RX queue flush failure 



RX queue flush can fail if traffic continues to arrive.  Recover by
performing an invisible reset.

Signed-off-by: default avatarBen Hutchings <bhutchings@solarflare.com>
Signed-off-by: default avatarJeff Garzik <jgarzik@redhat.com>
parent bf4d5934

drivers/net/sfc/falcon.c

+3 −1
Original line number Diff line number Diff line
@@ -733,8 +733,10 @@ void falcon_fini_rx(struct efx_rx_queue *rx_queue) 
			continue;

		break;

	}

	if (rc)

	if (rc) {

		EFX_ERR(efx, "failed to flush rx queue %d\n", rx_queue->queue);

		efx_schedule_reset(efx, RESET_TYPE_INVISIBLE);

	}



	/* Remove RX descriptor ring from card */

	EFX_ZERO_OWORD(rx_desc_ptr);