From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751342AbcGMTj4 (ORCPT ); Wed, 13 Jul 2016 15:39:56 -0400 Received: from elasmtp-junco.atl.sa.earthlink.net ([209.86.89.63]:38940 "EHLO elasmtp-junco.atl.sa.earthlink.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750983AbcGMTjx convert rfc822-to-8bit (ORCPT ); Wed, 13 Jul 2016 15:39:53 -0400 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=dk20050327; d=mindspring.com; b=N09OADffL0p2ne7oigEJuMDpp9IEoY+rm4a8YruXBHO9wSTgYltfFyXrUrHfINIZ; h=Received:From:To:Cc:References:In-Reply-To:Subject:Date:Message-ID:MIME-Version:Content-Type:Content-Transfer-Encoding:X-Mailer:Thread-Index:Content-Language:X-Antivirus-Status:X-ELNK-Trace:X-Originating-IP; From: "Frank Filz" To: "'Andreas Gruenbacher'" Cc: "'Jeff Layton'" , "'Alexander Viro'" , "'Christoph Hellwig'" , "'Theodore Ts'o'" , "'Andreas Dilger'" , "'J. Bruce Fields'" , "'Trond Myklebust'" , "'Anna Schumaker'" , "'Dave Chinner'" , "'linux-ext4'" , "'XFS Developers'" , "'LKML'" , "'linux-fsdevel'" , "'Linux NFS Mailing List'" , , "'Linux API'" References: <1467294433-3222-1-git-send-email-agruenba@redhat.com> <1467294433-3222-9-git-send-email-agruenba@redhat.com> <1467728537.3800.32.camel@redhat.com> <014101d1d6df$e059fd20$a10df760$@mindspring.com> In-Reply-To: Subject: RE: [PATCH v23 08/22] richacl: Compute maximum file masks from an acl Date: Wed, 13 Jul 2016 12:38:50 -0700 Message-ID: <018b01d1dd3e$2f868170$8e938450$@mindspring.com> MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT X-Mailer: Microsoft Outlook 15.0 Thread-Index: AQIb+PprzmyLR4FR0RZP9RFOhPhjLgF6rA/3Al6R4X8Cx3dMagLxt4O3nzX2ooA= Content-Language: en-us X-Antivirus: avast! (VPS 160713-0, 07/13/2016), Outbound message X-Antivirus-Status: Clean X-ELNK-Trace: 136157f01908a8929c7f779228e2f6aeda0071232e20db4d1a462a4f049f9787356d52ad8b07996e350badd9bab72f9c350badd9bab72f9c350badd9bab72f9c X-Originating-IP: 76.115.190.27 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > > Hmm, but does that result in examining the whole ACL for most access > checks, at least for files where most of the accesses are by the owner, or a > member of a specific group (with perhaps a ton of special case users added > on the end)? > > I don't understand -- what does this algorithm have to do with access checks? Oh, sorry, misread the patch... got caught up looking at a tree and not seeing the forest... Frank --- This email has been checked for viruses by Avast antivirus software. https://www.avast.com/antivirus