Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932471AbVLNLw1 (ORCPT ); Wed, 14 Dec 2005 06:52:27 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932470AbVLNLw1 (ORCPT ); Wed, 14 Dec 2005 06:52:27 -0500 Received: from mx2.suse.de ([195.135.220.15]:7916 "EHLO mx2.suse.de") by vger.kernel.org with ESMTP id S932469AbVLNLw0 (ORCPT ); Wed, 14 Dec 2005 06:52:26 -0500 Date: Wed, 14 Dec 2005 12:52:00 +0100 From: Andi Kleen To: Arjan van de Ven Cc: Andrew Morton , Alan Cox , dhowells@redhat.com, cfriesen@nortel.com, torvalds@osdl.org, hch@infradead.org, matthew@wil.cx, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org Subject: Re: [PATCH 1/19] MUTEX: Introduce simple mutex implementation Message-ID: <20051214115159.GG15804@wotan.suse.de> References: <3874.1134480759@warthog.cambridge.redhat.com> <15167.1134488373@warthog.cambridge.redhat.com> <1134490205.11732.97.camel@localhost.localdomain> <1134556187.2894.7.camel@laptopd505.fenrus.org> <1134558188.25663.5.camel@localhost.localdomain> <1134558507.2894.22.camel@laptopd505.fenrus.org> <1134559470.25663.22.camel@localhost.localdomain> <20051214033536.05183668.akpm@osdl.org> <1134560671.2894.30.camel@laptopd505.fenrus.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1134560671.2894.30.camel@laptopd505.fenrus.org> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 456 Lines: 12 > * mutex use is a candidate for a "spinaphore" treatment (unlike counting > semaphores) I think that would be interesting experiment for page faults. But they actually use rwsems, not normal semaphores. -Andi - 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/