From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759131AbXJZLXw (ORCPT ); Fri, 26 Oct 2007 07:23:52 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753609AbXJZLXl (ORCPT ); Fri, 26 Oct 2007 07:23:41 -0400 Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:42663 "EHLO sunset.davemloft.net" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1751085AbXJZLXk (ORCPT ); Fri, 26 Oct 2007 07:23:40 -0400 Date: Fri, 26 Oct 2007 04:23:41 -0700 (PDT) Message-Id: <20071026.042341.177691569.davem@davemloft.net> To: jeff@garzik.org Cc: benh@kernel.crashing.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, akpm@linux-foundation.org Subject: Re: [PATCH] napi: use non-interruptible sleep in napi_disable From: David Miller In-Reply-To: <47202548.6040100@garzik.org> References: <20071025035920.C2D39DDECE@ozlabs.org> <47202548.6040100@garzik.org> X-Mailer: Mew version 5.2 on Emacs 22.1 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org From: Jeff Garzik Date: Thu, 25 Oct 2007 01:10:32 -0400 > Benjamin Herrenschmidt wrote: > > The current napi_disable() uses msleep_interruptible() but doesn't > > (and can't) exit in case there's a signal, thus ending up doing a > > hot spin without a cpu_relax. Use uninterruptible sleep instead. > > > > Signed-off-by: Benjamin Herrenschmidt ... > ACK Applied, thanks everyone.