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=-13.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham 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 76814C432BE for ; Thu, 26 Aug 2021 14:42:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4BF3C61053 for ; Thu, 26 Aug 2021 14:42:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242840AbhHZOnL (ORCPT ); Thu, 26 Aug 2021 10:43:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34920 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242829AbhHZOnI (ORCPT ); Thu, 26 Aug 2021 10:43:08 -0400 Received: from mail-pl1-x636.google.com (mail-pl1-x636.google.com [IPv6:2607:f8b0:4864:20::636]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 92A8FC061757 for ; Thu, 26 Aug 2021 07:42:21 -0700 (PDT) Received: by mail-pl1-x636.google.com with SMTP id u15so1922383plg.13 for ; Thu, 26 Aug 2021 07:42:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=intel-com.20150623.gappssmtp.com; s=20150623; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=ABTfU8gxdjv5n74FbYsyCDi8X7MNpO1jIxZ8zrk/JGc=; b=RnM+EalWmI3PqG7GROErhErzyPvDbZCl0KTyuEsZ8rvwaXbCmLGYFo0yra0yZXKsar gK732TMBNazrj5DR9ByMd3UdZOzjU1wCyhqFo++Dz5dnNmiau+yIflCs68+Qtk0bLvmD WU1qzs7I1dCdU4qAnLydv3o+dt60dwm1PpLP6xm8EaBkpVmN7pzNVF0vda5VBS3dKner IhF1jpU2gcPXjHxcJXA2tfQz0eUeS8yYMY+eKVIyig67TB1zvew32ziVngCOkemv3QEj yppNGbWtyBRoXelyhp6VliZ0pKhRgYBRfs19XpiXUpK4P59cmR42IxfV7c+kphMG8VWg 3BCA== 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=ABTfU8gxdjv5n74FbYsyCDi8X7MNpO1jIxZ8zrk/JGc=; b=h+TB+lkUnljJNSoP6t+XvP1GjiNRIlAWpwBDXI68LnC4SVcgPziHHYDFl+r7OugT7u M26MZopiCIt7Yo5UKtkx+EcxtjqrtN37ex1vZ0+hgkzq2wMvwyZKnm38UpOYLD8JRdoV 4WcQKxKSqKtgMmPhGxpBf2wmTZG0+Z2KO8wNa2chUGH1x1VsTeaK0MWaoyH2+bJpMG3N fadfZzuL+p4lyNyXGRDSiTyKLpNXx43nsj0mdIcB20/Z/+dI5TL/ltfUdN6HUTqYRS0A KY2bnnZiLBTFtueAxcmyfMyK41sudL5ptzUw9MTjsnqhXWwCpzlRNpwaHojsMRd9EoUR zgOg== X-Gm-Message-State: AOAM5312muqzllkb71bg6Ka5lpjHm2dFgI7fJVTplPnro/JnF3jwIlcp HEKUE/v6OluiwRfNRgnxQ3ODX39iholpAXlzxBQZDw== X-Google-Smtp-Source: ABdhPJzO1UFjPYxjHHDbPPyTeWuvMW2jYmROew+jJbFtaVcDFYVCU8mx/aezSMbrIMNKUs0Szwc4PU9+n1E6cYIivVo= X-Received: by 2002:a17:902:ba90:b0:135:6709:705 with SMTP id k16-20020a170902ba9000b0013567090705mr3869473pls.79.1629988941096; Thu, 26 Aug 2021 07:42:21 -0700 (PDT) MIME-Version: 1.0 References: <20210826135510.6293-1-hch@lst.de> <20210826135510.6293-4-hch@lst.de> In-Reply-To: <20210826135510.6293-4-hch@lst.de> From: Dan Williams Date: Thu, 26 Aug 2021 07:42:10 -0700 Message-ID: Subject: Re: [PATCH 3/9] dm: use fs_dax_get_by_bdev instead of dax_get_by_host To: Christoph Hellwig Cc: Vishal Verma , Dave Jiang , Mike Snitzer , Matthew Wilcox , linux-xfs , Linux NVDIMM , linux-fsdevel , linux-ext4 Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-xfs@vger.kernel.org On Thu, Aug 26, 2021 at 6:59 AM Christoph Hellwig wrote: > > There is no point in trying to finding the dax device if the DAX flag is > not set on the queue as none of the users of the device mapper exported > block devices could make use of the DAX capability. > > Signed-off-by: Christoph Hellwig > Reviewed-by: Dan Williams > --- > drivers/md/dm.c | 2 +- Mike, any objections to me taking this through a dax branch? > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/md/dm.c b/drivers/md/dm.c > index 2c5f9e585211..465714341300 100644 > --- a/drivers/md/dm.c > +++ b/drivers/md/dm.c > @@ -650,7 +650,7 @@ static int open_table_device(struct table_device *td, dev_t dev, > } > > td->dm_dev.bdev = bdev; > - td->dm_dev.dax_dev = dax_get_by_host(bdev->bd_disk->disk_name); > + td->dm_dev.dax_dev = fs_dax_get_by_bdev(bdev); > return 0; > } > > -- > 2.30.2 >