From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Kirsher Subject: [net-next 06/13] igb: Only sync size of expected frame in ethtool testing Date: Fri, 17 Mar 2017 12:58:11 -0700 Message-ID: <20170317195818.74912-7-jeffrey.t.kirsher@intel.com> References: <20170317195818.74912-1-jeffrey.t.kirsher@intel.com> Cc: Alexander Duyck , netdev@vger.kernel.org, nhorman@redhat.com, sassmann@redhat.com, jogreene@redhat.com, Jeff Kirsher To: davem@davemloft.net Return-path: Received: from mga03.intel.com ([134.134.136.65]:30552 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751230AbdCQT60 (ORCPT ); Fri, 17 Mar 2017 15:58:26 -0400 In-Reply-To: <20170317195818.74912-1-jeffrey.t.kirsher@intel.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Alexander Duyck We only need to sync the size of the frame that is read to test. We don't need to sync the entire Rx buffer. This way the testing is more consistent with how we handle things in the receive path. Signed-off-by: Alexander Duyck Tested-by: Aaron Brown Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/igb/igb_ethtool.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c index 612cf13b7a3a..d5966feb7b96 100644 --- a/drivers/net/ethernet/intel/igb/igb_ethtool.c +++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c @@ -1818,7 +1818,7 @@ static int igb_clean_test_rings(struct igb_ring *rx_ring, /* sync Rx buffer for CPU read */ dma_sync_single_for_cpu(rx_ring->dev, rx_buffer_info->dma, - IGB_RX_BUFSZ, + size, DMA_FROM_DEVICE); /* verify contents of skb */ @@ -1828,7 +1828,7 @@ static int igb_clean_test_rings(struct igb_ring *rx_ring, /* sync Rx buffer for device write */ dma_sync_single_for_device(rx_ring->dev, rx_buffer_info->dma, - IGB_RX_BUFSZ, + size, DMA_FROM_DEVICE); /* unmap buffer on Tx side */ -- 2.12.0