From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755194AbbE1Wr3 (ORCPT ); Thu, 28 May 2015 18:47:29 -0400 Received: from p3plsmtps2ded04.prod.phx3.secureserver.net ([208.109.80.198]:41504 "EHLO p3plsmtps2ded04.prod.phx3.secureserver.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754713AbbE1WrM (ORCPT ); Thu, 28 May 2015 18:47:12 -0400 x-originating-ip: 72.167.245.219 From: "K. Y. Srinivasan" To: davem@davemloft.net, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, devel@linuxdriverproject.org, olaf@aepfle.de, apw@canonical.com, jasowang@redhat.com Cc: "K. Y. Srinivasan" Subject: [PATCH V2 net-next 1/2] hv_netvsc: Allocate the receive buffer from the correct NUMA node Date: Thu, 28 May 2015 17:08:06 -0700 Message-Id: <1432858087-4704-1-git-send-email-kys@microsoft.com> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1432858064-4627-1-git-send-email-kys@microsoft.com> References: <1432858064-4627-1-git-send-email-kys@microsoft.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Allocate the receive bufer from the NUMA node assigned to the primary channel. Signed-off-by: K. Y. Srinivasan --- V2: Specify the tree for this patch. drivers/net/hyperv/netvsc.c | 7 ++++++- 1 files changed, 6 insertions(+), 1 deletions(-) diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c index b024968..d187965 100644 --- a/drivers/net/hyperv/netvsc.c +++ b/drivers/net/hyperv/netvsc.c @@ -227,13 +227,18 @@ static int netvsc_init_buf(struct hv_device *device) struct netvsc_device *net_device; struct nvsp_message *init_packet; struct net_device *ndev; + int node; net_device = get_outbound_net_device(device); if (!net_device) return -ENODEV; ndev = net_device->ndev; - net_device->recv_buf = vzalloc(net_device->recv_buf_size); + node = cpu_to_node(device->channel->target_cpu); + net_device->recv_buf = vzalloc_node(net_device->recv_buf_size, node); + if (!net_device->recv_buf) + net_device->recv_buf = vzalloc(net_device->recv_buf_size); + if (!net_device->recv_buf) { netdev_err(ndev, "unable to allocate receive " "buffer of size %d\n", net_device->recv_buf_size); -- 1.7.4.1