From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756248Ab0BQU5R (ORCPT ); Wed, 17 Feb 2010 15:57:17 -0500 Received: from mail-yw0-f197.google.com ([209.85.211.197]:54573 "EHLO mail-yw0-f197.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754873Ab0BQU5Q (ORCPT ); Wed, 17 Feb 2010 15:57:16 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=references:message-id:from:to:in-reply-to:content-type :content-transfer-encoding:x-mailer:mime-version:subject:date:cc; b=Ius3NmFj77z1kkpKjcVysMKakoQjqayoTCb6QMCb9RYuLqBqyzKQ6hbJ7CqJN5gi/9 d8rNdoZv/S5TDf3cy1T2dToEhIWnGbkazeE+oMELqJuoIDwqPQdanuEoCTqLTxBGDaix wBcIXUo1/WXBZk0xRTrt2mHW/Z8n70lm1fHxY= References: <20100217163751.030764372@linutronix.de> <20100217165741.GA5504@linux-mips.org> Message-Id: <3310E995-FF29-4537-84CC-A15BA09F3DE9@gmail.com> From: Dmitry Torokhov To: Ralf Baechle In-Reply-To: <20100217165741.GA5504@linux-mips.org> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-Mailer: iPhone Mail (7C144) Mime-Version: 1.0 (iPhone Mail 7C144) Subject: Re: [patch] i8253: Convert i8253_lock to raw_spinlock Date: Wed, 17 Feb 2010 12:56:58 -0800 Cc: Thomas Gleixner , LKML , x86 team , Takashi Iwai , Jens Axboe Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Feb 17, 2010, at 8:57 AM, Ralf Baechle wrote: > On Wed, Feb 17, 2010 at 04:47:10PM -0000, Thomas Gleixner wrote: > >> i8253_lock needs to be a real spinlock in preempt-rt, i.e. it can >> not be converted to a sleeping lock. >> >> Convert it to raw_spinlock and fix up all users. >> >> Signed-off-by: Thomas Gleixner >> Cc: Ralf Baechle >> Cc: Dmitry Torokhov >> Cc: Takashi Iwai >> Cc: Jens Axboe > > Acked-by: Ralf Baechle Acked-by: Dmitry Torokhov