From mboxrd@z Thu Jan 1 00:00:00 1970 From: "K. Y. Srinivasan" Subject: [PATCH 1/1] Drivers: net-next: hyperv Date: Wed, 30 Jul 2014 18:20:16 -0700 Message-ID: <1406769616-29871-1-git-send-email-kys@microsoft.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit 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 Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: driverdev-devel-bounces@linuxdriverproject.org Sender: driverdev-devel-bounces@linuxdriverproject.org List-Id: netdev.vger.kernel.org For forwarding scenarios, it will be useful to allocate larger sendbuf. Make the necessary adjustments to permit this. Signed-off-by: K. Y. Srinivasan --- drivers/net/hyperv/hyperv_net.h | 2 +- drivers/net/hyperv/netvsc.c | 7 ++----- 2 files changed, 3 insertions(+), 6 deletions(-) diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h index 6cc37c1..40ba1ef 100644 --- a/drivers/net/hyperv/hyperv_net.h +++ b/drivers/net/hyperv/hyperv_net.h @@ -584,7 +584,7 @@ struct nvsp_message { #define NETVSC_RECEIVE_BUFFER_SIZE (1024*1024*16) /* 16MB */ #define NETVSC_RECEIVE_BUFFER_SIZE_LEGACY (1024*1024*15) /* 15MB */ -#define NETVSC_SEND_BUFFER_SIZE (1024 * 1024) /* 1MB */ +#define NETVSC_SEND_BUFFER_SIZE (1024 * 1024 * 16) /* 16MB */ #define NETVSC_INVALID_INDEX -1 diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c index c041f63..c76178e 100644 --- a/drivers/net/hyperv/netvsc.c +++ b/drivers/net/hyperv/netvsc.c @@ -193,8 +193,7 @@ static int netvsc_destroy_buf(struct netvsc_device *net_device) } if (net_device->send_buf) { /* Free up the receive buffer */ - free_pages((unsigned long)net_device->send_buf, - get_order(net_device->send_buf_size)); + vfree(net_device->send_buf); net_device->send_buf = NULL; } kfree(net_device->send_section_map); @@ -303,9 +302,7 @@ static int netvsc_init_buf(struct hv_device *device) /* Now setup the send buffer. */ - net_device->send_buf = - (void *)__get_free_pages(GFP_KERNEL|__GFP_ZERO, - get_order(net_device->send_buf_size)); + net_device->send_buf = vzalloc(net_device->send_buf_size); if (!net_device->send_buf) { netdev_err(ndev, "unable to allocate send " "buffer of size %d\n", net_device->send_buf_size); -- 1.7.4.1