[PATCH net-next 01/10] ibmvnic: Report errors when failing to release sub-crqs
From: Nathan Fontenot <hidden>
Date: 2017-04-19 13:55:31
Subsystem:
ibm power sriov virtual nic device driver, linux for powerpc (32-bit and 64-bit), networking drivers, the rest · Maintainers:
Haren Myneni, Rick Lindsley, Madhavan Srinivasan, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Thomas Falcon <redacted> Add reporting of errors when releasing sub-crqs fails. Signed-off-by: Thomas Falcon <redacted> Signed-off-by: Nathan Fontenot <redacted> --- drivers/net/ethernet/ibm/ibmvnic.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index 7ba43cf..7bf3507 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c@@ -1309,6 +1309,12 @@ static void release_sub_crq_queue(struct ibmvnic_adapter *adapter, scrq->crq_num); } while (rc == H_BUSY || H_IS_LONG_BUSY(rc)); + if (rc) { + netdev_err(adapter->netdev, + "Failed to release sub-CRQ %16lx, rc = %ld\n", + scrq->crq_num, rc); + } + dma_unmap_single(dev, scrq->msg_token, 4 * PAGE_SIZE, DMA_BIDIRECTIONAL); free_pages((unsigned long)scrq->msgs, 2);