From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH net-next] bnx2x: Do Tx handling in a separate tasklet. Date: Sun, 25 Oct 2009 14:20:59 -0700 (PDT) Message-ID: <20091025.142059.175260055.davem@davemloft.net> References: <1256473182.11634.4.camel@lb-tlvb-vladz.il.broadcom.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: eilong@broadcom.com, netdev@vger.kernel.org To: vladz@broadcom.com Return-path: Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:41172 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753707AbZJYVUg (ORCPT ); Sun, 25 Oct 2009 17:20:36 -0400 In-Reply-To: <1256473182.11634.4.camel@lb-tlvb-vladz.il.broadcom.com> Sender: netdev-owner@vger.kernel.org List-ID: From: "Vladislav Zolotarov" Date: Sun, 25 Oct 2009 14:19:42 +0200 > This patch moves the 'Tx interrupt work' of each Tx queue from the hardIRQ > context to the separate low-latency tasklet. Otherwise there is a possibility > of a software lockup situation in a Tx softIRQ as it handles freeing all skb's > 'freed' in (hard)IRQ context. > > Signed-off-by: Vladislav Zolotarov > Signed-off-by: Eilon Greenstein Use NAPI, please...