Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262652AbVDHE5p (ORCPT ); Fri, 8 Apr 2005 00:57:45 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262659AbVDHE5p (ORCPT ); Fri, 8 Apr 2005 00:57:45 -0400 Received: from dsl027-180-174.sfo1.dsl.speakeasy.net ([216.27.180.174]:237 "EHLO cheetah.davemloft.net") by vger.kernel.org with ESMTP id S262652AbVDHE5n (ORCPT ); Fri, 8 Apr 2005 00:57:43 -0400 Date: Thu, 7 Apr 2005 21:55:10 -0700 From: "David S. Miller" To: Herbert Xu Cc: johnpol@2ka.mipt.ru, akpm@osdl.org, guillaume.thouvenin@bull.net, greg@kroah.com, linux-kernel@vger.kernel.org Subject: Re: [Fwd: Re: connector is missing in 2.6.12-rc2-mm1] Message-Id: <20050407215510.56759e95.davem@davemloft.net> In-Reply-To: <20050408045302.GA32600@gondor.apana.org.au> References: <1112931238.28858.180.camel@uganda> <20050408033246.GA31344@gondor.apana.org.au> <1112932354.28858.192.camel@uganda> <20050408035052.GA31451@gondor.apana.org.au> <1112932969.28858.194.camel@uganda> <20050408040237.GA31761@gondor.apana.org.au> <1112934088.28858.199.camel@uganda> <20050408041724.GA32243@gondor.apana.org.au> <1112936127.28858.206.camel@uganda> <20050408045302.GA32600@gondor.apana.org.au> X-Mailer: Sylpheed version 1.0.4 (GTK+ 1.2.10; sparc-unknown-linux-gnu) X-Face: "_;p5u5aPsO,_Vsx"^v-pEq09'CU4&Dc1$fQExov$62l60cgCc%FnIwD=.UF^a>?5'9Kn[;433QFVV9M..2eN.@4ZWPGbdi<=?[:T>y?SD(R*-3It"Vj:)"dP Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 679 Lines: 16 On Fri, 8 Apr 2005 14:53:02 +1000 Herbert Xu wrote: > Yes but what will go wrong on uni-processor MIPS when you don't do the > sync in atomic_sub_return? Indeed. I see nothing in those quotes which indicate that the SYNC is needed on uniprocessor. It's only saying things such as "SYNC only affects load and store instructions" and "LL/SC can only be performed on cacheable memory". Stuff like that. - 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/