From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH] gianfar: fix the last transmit buffer descriptor Date: Fri, 03 Jun 2016 19:32:41 -0400 (EDT) Message-ID: <20160603.193241.762160469427537530.davem@davemloft.net> References: <1464860188-47854-1-git-send-email-yangbo.lu@nxp.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, claudiu.manoil@freescale.com To: yangbo.lu@nxp.com Return-path: Received: from shards.monkeyblade.net ([149.20.54.216]:43163 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750727AbcFCXcn (ORCPT ); Fri, 3 Jun 2016 19:32:43 -0400 In-Reply-To: <1464860188-47854-1-git-send-email-yangbo.lu@nxp.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Yangbo Lu Date: Thu, 2 Jun 2016 17:36:28 +0800 > When the transmit hardware timestamping is enabled, an additional > TxBD would be added and would be set as the last TxBD with TXBD_LAST > and TXBD_INTERRUPT. However this has been broken by a patch recently. > This made the software couldn't get transmit hardware timestamps and > resulted in call trace. So, this patch is to fix this issue. > > Fixes: 48963b4492e9 ("gianfar: Remove redundant ops for do_tstamp > from xmit()") > Signed-off-by: Yangbo Lu Applied, thanks.