From mboxrd@z Thu Jan 1 00:00:00 1970 From: "K. Y. Srinivasan" Subject: [PATCH 02/77] Staging: hv: netvsc: Increase the timeout value in the netvsc driver Date: Thu, 16 Jun 2011 13:16:35 -0700 Message-ID: <1308255470-3826-2-git-send-email-kys@microsoft.com> References: <1308255393-3785-1-git-send-email-kys@microsoft.com> <1308255470-3826-1-git-send-email-kys@microsoft.com> Return-path: In-Reply-To: <1308255470-3826-1-git-send-email-kys@microsoft.com> Sender: linux-kernel-owner@vger.kernel.org To: gregkh@suse.de, linux-kernel@vger.kernel.org, devel@linuxdriverproject.org, virtualization@lists.osdl.org Cc: "K. Y. Srinivasan" , Haiyang Zhang , Hank Janssen , stable List-Id: virtualization@lists.linuxfoundation.org On some loaded windows hosts, we have discovered that the host may not respond to guest requests within the specified time (one second) as evidenced by the guest timing out. Fix this problem by increasing the timeout to 5 seconds. It may be useful to apply this patch to the 3.0 kernel as well. Signed-off-by: K. Y. Srinivasan Signed-off-by: Haiyang Zhang Signed-off-by: Hank Janssen Cc: stable --- drivers/staging/hv/netvsc.c | 4 ++-- drivers/staging/hv/rndis_filter.c | 6 +++--- 2 files changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/staging/hv/netvsc.c b/drivers/staging/hv/netvsc.c index 7b5bf0d..1bd920f 100644 --- a/drivers/staging/hv/netvsc.c +++ b/drivers/staging/hv/netvsc.c @@ -270,7 +270,7 @@ static int netvsc_init_recv_buf(struct hv_device *device) goto cleanup; } - t = wait_for_completion_timeout(&net_device->channel_init_wait, HZ); + t = wait_for_completion_timeout(&net_device->channel_init_wait, 5*HZ); BUG_ON(t == 0); @@ -357,7 +357,7 @@ static int netvsc_connect_vsp(struct hv_device *device) if (ret != 0) goto cleanup; - t = wait_for_completion_timeout(&net_device->channel_init_wait, HZ); + t = wait_for_completion_timeout(&net_device->channel_init_wait, 5*HZ); if (t == 0) { ret = -ETIMEDOUT; diff --git a/drivers/staging/hv/rndis_filter.c b/drivers/staging/hv/rndis_filter.c index 5674a13..dbb5201 100644 --- a/drivers/staging/hv/rndis_filter.c +++ b/drivers/staging/hv/rndis_filter.c @@ -452,7 +452,7 @@ static int rndis_filter_query_device(struct rndis_device *dev, u32 oid, if (ret != 0) goto Cleanup; - t = wait_for_completion_timeout(&request->wait_event, HZ); + t = wait_for_completion_timeout(&request->wait_event, 5*HZ); if (t == 0) { ret = -ETIMEDOUT; goto Cleanup; @@ -528,7 +528,7 @@ static int rndis_filter_set_packet_filter(struct rndis_device *dev, if (ret != 0) goto Cleanup; - t = wait_for_completion_timeout(&request->wait_event, HZ); + t = wait_for_completion_timeout(&request->wait_event, 5*HZ); if (t == 0) { ret = -1; @@ -585,7 +585,7 @@ static int rndis_filter_init_device(struct rndis_device *dev) } - t = wait_for_completion_timeout(&request->wait_event, HZ); + t = wait_for_completion_timeout(&request->wait_event, 5*HZ); if (t == 0) { ret = -ETIMEDOUT; -- 1.7.4.1