From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Kirsher Subject: [net-2.6 PATCH] igbvf: fix issue w/ mapped_as_page being left set after unmap Date: Wed, 27 Jan 2010 17:30:39 -0800 Message-ID: <20100128013012.18801.97398.stgit@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, gospo@redhat.com, Alexander Duyck , Jeff Kirsher To: davem@davemloft.net Return-path: Received: from qmta12.emeryville.ca.mail.comcast.net ([76.96.27.227]:51972 "EHLO qmta12.emeryville.ca.mail.comcast.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752291Ab0A1BbX (ORCPT ); Wed, 27 Jan 2010 20:31:23 -0500 Sender: netdev-owner@vger.kernel.org List-ID: From: Alexander Duyck This change fixes an issue in igbvf with mapped_as_page being left set after a page is unmapped which results in buffers which are mapped via map single being unmapped as page. Signed-off-by: Alexander Duyck Signed-off-by: Jeff Kirsher --- drivers/net/igbvf/netdev.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/drivers/net/igbvf/netdev.c b/drivers/net/igbvf/netdev.c index 297a5dd..2aa71a7 100644 --- a/drivers/net/igbvf/netdev.c +++ b/drivers/net/igbvf/netdev.c @@ -2117,6 +2117,7 @@ static inline int igbvf_tx_map_adv(struct igbvf_adapter *adapter, /* set time_stamp *before* dma to help avoid a possible race */ buffer_info->time_stamp = jiffies; buffer_info->next_to_watch = i; + buffer_info->mapped_as_page = false; buffer_info->dma = pci_map_single(pdev, skb->data, len, PCI_DMA_TODEVICE); if (pci_dma_mapping_error(pdev, buffer_info->dma))