Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754992AbXL1D05 (ORCPT ); Thu, 27 Dec 2007 22:26:57 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753999AbXL1D0t (ORCPT ); Thu, 27 Dec 2007 22:26:49 -0500 Received: from zeniv.linux.org.uk ([195.92.253.2]:43584 "EHLO ZenIV.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752766AbXL1D0t (ORCPT ); Thu, 27 Dec 2007 22:26:49 -0500 Date: Fri, 28 Dec 2007 03:26:45 +0000 From: Al Viro To: Christoph Lameter Cc: Steven Rostedt , Peter Zijlstra , LKML , "Rafael J. Wysocki" Subject: Re: SLUB sysfs support Message-ID: <20071228032645.GM27894@ZenIV.linux.org.uk> References: <20071226221631.GD27894@ZenIV.linux.org.uk> <20071227225947.GH27894@ZenIV.linux.org.uk> <20071227235804.GJ27894@ZenIV.linux.org.uk> <20071228004504.GK27894@ZenIV.linux.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.3i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1077 Lines: 24 On Thu, Dec 27, 2007 at 06:19:46PM -0800, Christoph Lameter wrote: > nfsd4_delegations? What is this about? The random lifetimes of user-visible files you create in sysfs. > How do I scan for the symlinks in sysfs? At which point are you going to do that? AFAICS, the fundamental problem is that you * have aliases indistinguishable, so kmem_cache_destroy() can't tell which one is going away, no matter what * have per-alias objects in sysfs As the result, you have a user-visible mess in that directory in sysfs. And I don't see how you would deal with that - on the "the contents of directory changes in so-and-so way when such-and-such operation is done", not the implementation details one. BTW, I'm rather sceptical about free use of slabs; keep in mind that their names have to be unique with your sysfs layout, so... -- 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/