From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753096AbXDVW2F (ORCPT ); Sun, 22 Apr 2007 18:28:05 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753201AbXDVW2E (ORCPT ); Sun, 22 Apr 2007 18:28:04 -0400 Received: from ns2.suse.de ([195.135.220.15]:51127 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753096AbXDVW2D (ORCPT ); Sun, 22 Apr 2007 18:28:03 -0400 To: Matthias Kaehlcke Cc: emoenke@gwdg.de, minyard@wf-rch.cirr.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH] use spinlock instead of binary mutex in CDU-31A driver References: <20070422213531.GO5013@traven> From: Andi Kleen Date: 23 Apr 2007 01:25:58 +0200 In-Reply-To: <20070422213531.GO5013@traven> Message-ID: User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Matthias Kaehlcke writes: > -static DECLARE_MUTEX(sony_sem); /* Semaphore for drive hardware access */ > +static DEFINE_MUTEX(sony_mtx); /* Mutex for drive hardware access */ That's not a spinlock. Also normally some rationale is added to the description for a change? -Andi