From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ulrich Drepper Subject: Re: [RFC] O_NOACC: open without any access Date: Wed, 24 Jun 2009 10:02:04 -0700 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, torvalds@linux-foundation.org, viro@zeniv.linux.org.uk, adilger@sun.com, dhowells@redhat.com, alan@lxorguk.ukuu.org.uk, akpm@linux-foundation.org To: Miklos Szeredi Return-path: Received: from mail-yx0-f194.google.com ([209.85.210.194]:53612 "EHLO mail-yx0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755310AbZFXRCV convert rfc822-to-8bit (ORCPT ); Wed, 24 Jun 2009 13:02:21 -0400 In-Reply-To: Sender: linux-fsdevel-owner@vger.kernel.org List-ID: On Wed, Jun 17, 2009 at 23:55, Miklos Szeredi wrote: > The sole purpose is to help race free "userspace lookup" type > operations. =C2=A0So fstat, fch*, *at work but nothing else. =C2=A0Fi= lesystem's > ->open() is not called and f_op is set to NULL. Before adding something like this, please look at the 2009 POSIX spec. There are two new open() flags which have to be implemented: O_EXEC and O_SEARCH. These might already suffice for what you want. -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel= " in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html