Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756389Ab3I3UDT (ORCPT ); Mon, 30 Sep 2013 16:03:19 -0400 Received: from zeniv.linux.org.uk ([195.92.253.2]:53365 "EHLO ZenIV.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756349Ab3I3UDR (ORCPT ); Mon, 30 Sep 2013 16:03:17 -0400 Date: Mon, 30 Sep 2013 21:03:13 +0100 From: Al Viro To: Aditya Kali Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, Anatol Pomazau , "Theodore Ts'o" , tj@kernel.org, axboe@kernel.dk Subject: Re: [RFC] vfs: avoid sb->s_umount lock while changing bind-mount flags Message-ID: <20130930200313.GT13318@ZenIV.linux.org.uk> References: <1379353350-11320-1-git-send-email-adityakali@google.com> <20130917024040.GH13318@ZenIV.linux.org.uk> <523B5AEA.1070808@google.com> <5249BF43.705@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <5249BF43.705@google.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 620 Lines: 16 On Mon, Sep 30, 2013 at 11:13:23AM -0700, Aditya Kali wrote: > +Ted Ts'o, Tejun Heo, Jens Axboe > > > On 09/30/2013 10:54 AM, Aditya Kali wrote: > >Hi Al and other fs-developers, > > > >Please let me know what you think about this patch. Don't top-post, please... What prevents a race between MS_BIND remounts and plain ones? Used to be serialized on ->s_umount, but... -- 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/