From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DDFA6C3A5A9 for ; Wed, 4 Sep 2019 11:46:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B76B920820 for ; Wed, 4 Sep 2019 11:46:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729745AbfIDLqg (ORCPT ); Wed, 4 Sep 2019 07:46:36 -0400 Received: from mx1.redhat.com ([209.132.183.28]:46326 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725829AbfIDLqf (ORCPT ); Wed, 4 Sep 2019 07:46:35 -0400 Received: from mail-ot1-f70.google.com (mail-ot1-f70.google.com [209.85.210.70]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 8493881F13 for ; Wed, 4 Sep 2019 11:46:35 +0000 (UTC) Received: by mail-ot1-f70.google.com with SMTP id 71so559863otv.10 for ; Wed, 04 Sep 2019 04:46:35 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=tp/gMW5v4pRlyKiUIDPuxfxvbFDJhPkzWLdm0oGHyVo=; b=FKqNW0IN0QHCwLvYGFuBFOpwrtVITUciQHgNBrI3Tthp3sXyEw9MaY/PCfOLhqZhsj bpJfdQMuQAemf/OJEUpqytCY6mtPw4Do7fego/V3xiE5TWh3d6dFI4AFGP5FNQ3QUwFs xXqcqh3cJYvzWyrz1OQKwzV02VXD0oFWagsUA/WAQikFu+OmOE+IUJ6pjr3sRPPWyRpl wX/Ldza8A8MAcStGjNYdikejxJJC6V6oeSstTl9KEFP2wzVC/Ki6GO/1cDPFE73pi/FU 0FqeGbXs7TYaA9ovoyDyWv5TEoZtwOvdn3ryrEFRzt7L3JepRbp3oY6NxAn7czgVgah+ 1iOg== X-Gm-Message-State: APjAAAVAvWmxY+RD46Zy6Xi3zpvUTmraIIiPxLiEabdna9OTDERf67sB CLfNwMknv+v29RGOG+uWOc9juYfWLEQBT50Ph7BKckLDxwIpK0AfuhDtwwB/+rpAXzEaEQWEwKX cPHe8Bp9H4ryLLa1iSVd2Hgcr9+sslXua+bspC4ArZg== X-Received: by 2002:a05:6808:183:: with SMTP id w3mr1672969oic.147.1567597594999; Wed, 04 Sep 2019 04:46:34 -0700 (PDT) X-Google-Smtp-Source: APXvYqy9/OmGWIzNj7/oNV2D+qH0GsqfH+nNIlG264im72fFSE+LZi5x7kKnT+39cyWeIYPXVV56F9ZSFe3zo3LwHYA= X-Received: by 2002:a05:6808:183:: with SMTP id w3mr1672956oic.147.1567597594780; Wed, 04 Sep 2019 04:46:34 -0700 (PDT) MIME-Version: 1.0 References: <20190903130327.6023-1-hch@lst.de> <20190903221621.GH568270@magnolia> <20190904051229.GA9970@lst.de> In-Reply-To: <20190904051229.GA9970@lst.de> From: Andreas Gruenbacher Date: Wed, 4 Sep 2019 13:46:23 +0200 Message-ID: Subject: Re: iomap_dio_rw ->end_io improvements To: Christoph Hellwig Cc: "Darrick J. Wong" , Damien Le Moal , Goldwyn Rodrigues , linux-fsdevel , linux-xfs@vger.kernel.org, Matthew Bobrowski Content-Type: text/plain; charset="UTF-8" Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org On Wed, Sep 4, 2019 at 7:12 AM Christoph Hellwig wrote: > On Tue, Sep 03, 2019 at 03:16:21PM -0700, Darrick J. Wong wrote: > > The biggest problem with merging these patches (and while we're at it, > > Goldwyn's patch adding a srcmap parameter to ->iomap_begin) for 5.4 is > > that they'll break whatever Andreas and Damien have been preparing for > > gfs2 and zonefs (respectively) based off the iomap-writeback work branch > > that I created off of 5.3-rc2 a month ago. > > Does Andreas have changes pending that actually pass an end_io call > back to gfs2? So far it just passed NULL so nothing should change. Right, we don't currently use that and there's nothing in queue in that direction. Andreas