Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753064Ab3IWBaB (ORCPT ); Sun, 22 Sep 2013 21:30:01 -0400 Received: from ozlabs.org ([203.10.76.45]:56369 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752434Ab3IWB35 (ORCPT ); Sun, 22 Sep 2013 21:29:57 -0400 From: Rusty Russell To: Rob Landley Cc: torvalds@linux-foundation.org, "Michael S. Tsirkin" , LKML Subject: Re: Why does test_bit() take a volatile addr? In-Reply-To: <1379885847.1974.45@driftwood> References: <87ioy11k8s.fsf@rustcorp.com.au> <1379885847.1974.45@driftwood> User-Agent: Notmuch/0.15.2+81~gd2c8818 (http://notmuchmail.org) Emacs/23.4.1 (i686-pc-linux-gnu) Date: Mon, 23 Sep 2013 10:43:14 +0930 Message-ID: <87mwn4xrv9.fsf@rustcorp.com.au> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 512 Lines: 15 Rob Landley writes: > On 09/15/2013 11:08:35 PM, Rusty Russell wrote: >> Predates git, does anyone remember the rationale? > > Depends which git: http://landley.net/kdocs/fullhist/ :) Not useful. See Geert's more helpful response. Cheers, Rusty. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/