Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932203AbWA3Kgd (ORCPT ); Mon, 30 Jan 2006 05:36:33 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932205AbWA3Kgd (ORCPT ); Mon, 30 Jan 2006 05:36:33 -0500 Received: from linux01.gwdg.de ([134.76.13.21]:54737 "EHLO linux01.gwdg.de") by vger.kernel.org with ESMTP id S932203AbWA3Kgc (ORCPT ); Mon, 30 Jan 2006 05:36:32 -0500 Date: Mon, 30 Jan 2006 11:36:21 +0100 (MET) From: Jan Engelhardt To: Arjan van de Ven cc: Andrew Morton , olaf+list.linux-kernel@olafdietsche.de, eike-kernel@sf-tec.de, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2.6.16-rc1-git4] accessfs: a permission managing filesystem In-Reply-To: <1138617073.2977.21.camel@laptopd505.fenrus.org> Message-ID: References: <87ek3a8qpy.fsf@goat.bogus.local> <200601231257.28796@bilbo.math.uni-mannheim.de> <87mzhgyomh.fsf@goat.bogus.local> <20060128150137.5ba5af04.akpm@osdl.org> <20060130011630.60f402d8.akpm@osdl.org> <1138614388.2977.10.camel@laptopd505.fenrus.org> <1138614856.2977.16.camel@laptopd505.fenrus.org> <1138617073.2977.21.camel@laptopd505.fenrus.org> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 575 Lines: 18 > >well... maybe. >If you need to mess inside irq context, spinlocks sound more the right >thing. Or if you need to do a "I'm done" in the irq and a "sleep until >done" thing in process context, then you really should use completions >instead. Hm, is it allowed to call copy_{from,to}_user() in irq context? Jan Engelhardt -- - 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/