From patchwork Mon Jun 24 08:19:09 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luis Henriques X-Patchwork-Id: 253709 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) by ozlabs.org (Postfix) with ESMTP id 269962C04E9 for ; Mon, 24 Jun 2013 18:19:27 +1000 (EST) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.76) (envelope-from ) id 1Ur1zc-0006eJ-8m; Mon, 24 Jun 2013 08:19:20 +0000 Received: from youngberry.canonical.com ([91.189.89.112]) by huckleberry.canonical.com with esmtp (Exim 4.76) (envelope-from ) id 1Ur1zS-0006b5-GF for kernel-team@lists.ubuntu.com; Mon, 24 Jun 2013 08:19:10 +0000 Received: from bl15-98-143.dsl.telepac.pt ([188.80.98.143] helo=localhost) by youngberry.canonical.com with esmtpsa (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1Ur1zS-0000LY-3V; Mon, 24 Jun 2013 08:19:10 +0000 From: Luis Henriques To: stephen hemminger Subject: [ 3.5.y.z extended stable ] Patch "8139cp: reset BQL when ring tx ring cleared" has been added to staging queue Date: Mon, 24 Jun 2013 09:19:09 +0100 Message-Id: <1372061949-5137-1-git-send-email-luis.henriques@canonical.com> X-Mailer: git-send-email 1.8.1.2 X-Extended-Stable: 3.5 Cc: kernel-team@lists.ubuntu.com, "David S. Miller" X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.14 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: kernel-team-bounces@lists.ubuntu.com This is a note to let you know that I have just added a patch titled 8139cp: reset BQL when ring tx ring cleared to the linux-3.5.y-queue branch of the 3.5.y.z extended stable tree which can be found at: http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.5.y-queue If you, or anyone else, feels it should not be added to this tree, please reply to this email. For more information about the 3.5.y.z tree, see https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable Thanks. -Luis ------ From 8d045dba41ce88559ffc6b3364bf95fb684c4a7c Mon Sep 17 00:00:00 2001 From: stephen hemminger Date: Mon, 20 May 2013 06:54:43 +0000 Subject: [PATCH] 8139cp: reset BQL when ring tx ring cleared commit 98962baad72fd6d393bf39dbb7c2076532c363c6 upstream. This patch cures transmit timeout's with DHCP observed while running under KVM. When the transmit ring is cleaned out, the Byte Queue Limit values need to be reset. Signed-off-by: Stephen Hemminger Signed-off-by: David S. Miller Signed-off-by: Luis Henriques --- drivers/net/ethernet/realtek/8139cp.c | 1 + 1 file changed, 1 insertion(+) -- 1.8.1.2 diff --git a/drivers/net/ethernet/realtek/8139cp.c b/drivers/net/ethernet/realtek/8139cp.c index e0490ad..d9ef667 100644 --- a/drivers/net/ethernet/realtek/8139cp.c +++ b/drivers/net/ethernet/realtek/8139cp.c @@ -1116,6 +1116,7 @@ static void cp_clean_rings (struct cp_private *cp) cp->dev->stats.tx_dropped++; } } + netdev_reset_queue(cp->dev); memset(cp->rx_ring, 0, sizeof(struct cp_desc) * CP_RX_RING_SIZE); memset(cp->tx_ring, 0, sizeof(struct cp_desc) * CP_TX_RING_SIZE);