From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 31900 invoked by alias); 24 Jul 2007 07:11:40 -0000 Received: (qmail 31884 invoked by uid 22791); 24 Jul 2007 07:11:40 -0000 X-Spam-Check-By: sourceware.org Received: from sunsite.ms.mff.cuni.cz (HELO sunsite.mff.cuni.cz) (195.113.15.26) by sourceware.org (qpsmtpd/0.31) with ESMTP; Tue, 24 Jul 2007 07:11:38 +0000 Received: from sunsite.mff.cuni.cz (localhost.localdomain [127.0.0.1]) by sunsite.mff.cuni.cz (8.13.8/8.13.8) with ESMTP id l6O7FfpI017757; Tue, 24 Jul 2007 09:15:41 +0200 Received: (from jakub@localhost) by sunsite.mff.cuni.cz (8.13.8/8.13.8/Submit) id l6O7FdsB017732; Tue, 24 Jul 2007 09:15:39 +0200 Date: Tue, 24 Jul 2007 07:11:00 -0000 From: Jakub Jelinek To: Steven Munroe Cc: Ulrich Drepper , GNU libc hacker Subject: Re: [PATCH] clean up PPC for private futex changes. Message-ID: <20070724071538.GF4603@sunsite.mff.cuni.cz> Reply-To: Jakub Jelinek References: <4697E92C.1010403@us.ibm.com> <46A4D2F3.7060005@redhat.com> <20070723204237.GE4603@sunsite.mff.cuni.cz> <46A52700.50905@us.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <46A52700.50905@us.ibm.com> User-Agent: Mutt/1.4.2.2i Mailing-List: contact libc-hacker-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: libc-hacker-owner@sourceware.org X-SW-Source: 2007-07/txt/msg00042.txt.bz2 On Mon, Jul 23, 2007 at 05:09:04PM -0500, Steven Munroe wrote: > But how can header.private_futex be set in the absence of > __ASSUME_PRIVATE_FUTEX? header.private_futex is only ever present when !defined __ASSUME_PRIVATE_FUTEX and contains either 0 (when private futexes are not supported) or FUTEX_PRIVATE_FLAG (== 128, when private futexes are supported). This is not needed when __ASSUME_PRIVATE_FUTEX is defined - we assume private futexes are supported and thus header.private_futex would be always 128. Jakub