From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751439Ab2FKILT (ORCPT ); Mon, 11 Jun 2012 04:11:19 -0400 Received: from shards.monkeyblade.net ([149.20.54.216]:40627 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751306Ab2FKILS (ORCPT ); Mon, 11 Jun 2012 04:11:18 -0400 Date: Mon, 11 Jun 2012 01:11:17 -0700 (PDT) Message-Id: <20120611.011117.597888637750902318.davem@davemloft.net> To: stigge@antcom.de Cc: eric.dumazet@gmail.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, kevin.wells@nxp.com, srinivas.bakki@nxp.com, aletes.xgr@gmail.com, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH 2/3] net: lpc_eth: Increase number of TX descriptors From: David Miller In-Reply-To: <1339401793-12258-2-git-send-email-stigge@antcom.de> References: <1339401793-12258-1-git-send-email-stigge@antcom.de> <1339401793-12258-2-git-send-email-stigge@antcom.de> X-Mailer: Mew version 6.5 on Emacs 23.3 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Roland Stigge Date: Mon, 11 Jun 2012 10:03:12 +0200 > Since we have enough SRAM, we can increase the number of TX descriptors, so the > "BUSY" warning about occupied TX descriptors doesn't need to show up as often. > > Signed-off-by: Roland Stigge > Tested-by: Alexandre Pereira da Silva This is way too terse, and as I described in my reply to your first patch it is not normal for the transmit function to be invoked when there are no TX descriptors available. That's a bug if it is happening.