From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: Re: [PATCH, RFC] Remove fasync() BKL usage, take 3325 Date: Tue, 27 Jan 2009 16:55:04 -0800 Message-ID: <20090127165504.53ed7a2d.akpm@linux-foundation.org> References: <20090115153211.663df310@bike.lwn.net> <20090122065104.2787df2d.akpm@linux-foundation.org> <20090122203248.GA20159@infradead.org> <20090123045646.GK15750@one.firstfloor.org> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20090123045646.GK15750-qrUzlfsMFqo/4alezvVtWx2eb7JE58TQ@public.gmane.org> Sender: linux-api-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: hch-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org, corbet-T1hC0tSOHrs@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, andi-Vw/NltI1exuRpAAqCnN02g@public.gmane.org, viro-3bDd1+5oDREiFSDQTTA3OLVCufUGDwFn@public.gmane.org, oleg-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, alan-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org List-Id: linux-api@vger.kernel.org On Fri, 23 Jan 2009 05:56:46 +0100 Andi Kleen wrote: > On Thu, Jan 22, 2009 at 03:32:49PM -0500, Christoph Hellwig wrote: > > On Thu, Jan 22, 2009 at 06:51:04AM -0800, Andrew Morton wrote: > > > OK, replacing a lock_kernel() with a spin_lock(&global_lock) is pretty > > > straightforwad. But it's really really sad. It basically leaves a great > > > big FIXME in there. It'd be better to fix it. > > > > > > Umm, we've been discussiong this in and out a guestimated million times. > > > > Let's go forward with Jon's patch which is on obvious improvement and > > if it shows problems later on we can revisit it. > > The point was that we already have a better patch from Oleg. > Where is this patch? -- To unsubscribe from this list: send the line "unsubscribe linux-api" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752510AbZA1A4U (ORCPT ); Tue, 27 Jan 2009 19:56:20 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751615AbZA1A4K (ORCPT ); Tue, 27 Jan 2009 19:56:10 -0500 Received: from smtp1.linux-foundation.org ([140.211.169.13]:46101 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751597AbZA1A4J (ORCPT ); Tue, 27 Jan 2009 19:56:09 -0500 Date: Tue, 27 Jan 2009 16:55:04 -0800 From: Andrew Morton To: Andi Kleen Cc: hch@infradead.org, corbet@lwn.net, linux-kernel@vger.kernel.org, andi@firstfloor.org, viro@ZenIV.linux.org.uk, oleg@redhat.com, linux-api@vger.kernel.org, alan@lxorguk.ukuu.org.uk Subject: Re: [PATCH, RFC] Remove fasync() BKL usage, take 3325 Message-Id: <20090127165504.53ed7a2d.akpm@linux-foundation.org> In-Reply-To: <20090123045646.GK15750@one.firstfloor.org> References: <20090115153211.663df310@bike.lwn.net> <20090122065104.2787df2d.akpm@linux-foundation.org> <20090122203248.GA20159@infradead.org> <20090123045646.GK15750@one.firstfloor.org> X-Mailer: Sylpheed version 2.2.4 (GTK+ 2.8.20; i486-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 23 Jan 2009 05:56:46 +0100 Andi Kleen wrote: > On Thu, Jan 22, 2009 at 03:32:49PM -0500, Christoph Hellwig wrote: > > On Thu, Jan 22, 2009 at 06:51:04AM -0800, Andrew Morton wrote: > > > OK, replacing a lock_kernel() with a spin_lock(&global_lock) is pretty > > > straightforwad. But it's really really sad. It basically leaves a great > > > big FIXME in there. It'd be better to fix it. > > > > > > Umm, we've been discussiong this in and out a guestimated million times. > > > > Let's go forward with Jon's patch which is on obvious improvement and > > if it shows problems later on we can revisit it. > > The point was that we already have a better patch from Oleg. > Where is this patch?