Received: by 2002:a05:6a10:206:0:0:0:0 with SMTP id 6csp725690pxj;
        Thu, 17 Jun 2021 12:19:34 -0700 (PDT)
X-Google-Smtp-Source: ABdhPJwwZuZgDUgHupkdrHN/4Tp5vYGAyATPMEHAlbujM+TWbpjLgklwU2mKh6KfnVZZXg5BtXKA
X-Received: by 2002:a05:6402:2706:: with SMTP id y6mr5813838edd.330.1623957573753;
        Thu, 17 Jun 2021 12:19:33 -0700 (PDT)
ARC-Seal: i=1; a=rsa-sha256; t=1623957573; cv=none;
        d=google.com; s=arc-20160816;
        b=xZbMq7awyQQBV0cURUdUE6oBmQTOWj7WaUnCPNk9Q3eHUKiobiMhBXz3iMSIypqjwU
         e1ke6rKwya+9bKxcVy+Sm79tOl0J3YogP1whu5AsB6BsdCZ5Jrug9HLSH5R9Ycyg/qh6
         n0+k99wMseQpfGP7byfLenh6hqp7rjaAja5eLpfM3883WRaVXE2X3D9AOEZwfi+N+uhs
         /fWHWt452XCNs7tk0N+x7Xr76ajUweoX9aIecbXErQYLPpLG8m02aC4c7YdYkyRbAwd9
         a5Pbysdu1I9f0gOAOgefKYlv69UXd5esMfj/5ACOSIldFEd2NAi0ITwYLztdHd6e6Sm/
         Fmeg==
ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816;
        h=list-id:precedence:content-transfer-encoding:mime-version
         :message-id:date:subject:cc:to:from:dkim-signature;
        bh=P7kLv1oVP+rhYg9WCt73Sf/4lVoZblgwQfVI0MV7Vnk=;
        b=0wFNu8QrTu1HkuuKlWBiNjogP71cvmC61x3W9yA/4tnUpcGUXmsu5iOv5IZBa6+8yc
         lINdO9EKABBC4HtrpxV4qq1msB+4j0op9t+8MWDT4/Lh+aNb8jZS9Eka+mpqent1Sj8K
         kTol7kvgMx7pyNxj5T9yteBuOJSqILavjWOmB5pylLr57nivu502IvwWR44C8BI9HPu9
         zO23MM73iFnJNqP2T4FWw8c7ubsuc03g5ff9Rf9KFJd4bEPYLriD+hxKLpfKJbyeAkdM
         vbdFhW43ou0uQPqB7hhPv4BNylK3BAl+TEFdUPP1jab/deQZVtx9pWu1ELhaiTnN4aym
         j2Ig==
ARC-Authentication-Results: i=1; mx.google.com;
       dkim=pass header.i=@infradead.org header.s=casper.20170209 header.b="pU/rzvdZ";
       spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18])
        by mx.google.com with ESMTP id h1si6456291ejo.462.2021.06.17.12.19.10;
        Thu, 17 Jun 2021 12:19:33 -0700 (PDT)
Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
Authentication-Results: mx.google.com;
       dkim=pass header.i=@infradead.org header.s=casper.20170209 header.b="pU/rzvdZ";
       spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
        id S232543AbhFQPjO (ORCPT <rfc822;lwx169@gmail.com> + 99 others);
        Thu, 17 Jun 2021 11:39:14 -0400
Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51690 "EHLO
        lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
        with ESMTP id S231661AbhFQPjO (ORCPT
        <rfc822;linux-kernel@vger.kernel.org>);
        Thu, 17 Jun 2021 11:39:14 -0400
Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1])
        by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6EB7EC061574;
        Thu, 17 Jun 2021 08:37:06 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed;
        d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:MIME-Version:
        Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID:
        Content-Description:In-Reply-To:References;
        bh=P7kLv1oVP+rhYg9WCt73Sf/4lVoZblgwQfVI0MV7Vnk=; b=pU/rzvdZunzXrnpBlSL9c6CMBr
        BtpU5QE4CjRZsy1haF46aBQyBWJcbogZHsI/CRX7I3pn//wRJM12uizbGjvFHZ9rDTGu5zUGanT3c
        r4ePeJdNDThruUeJiU6Ymbh8FNIeKfUUEevpQuhht9a9GXUlrpVL7t4tKMzDzXL2app4BQN405/am
        VLLAI6Rs9l6bEyzB2Z3jQ5kDGegxmdcPufoxK6iD47QVSSnP78NDGtalgLt1nvRY7OycNDklItnNJ
        rfkVcx036pRnY8y2n3QX4SPLH5u99DxNllgbWnkF9v6XjePBJ9o3JO4yBZhRj/7AAn5s511OU9EtO
        jYMm6R1A==;
Received: from [2001:4bb8:19b:fdce:dccf:26cc:e207:71f6] (helo=localhost)
        by casper.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux))
        id 1ltu4Z-009HvP-8R; Thu, 17 Jun 2021 15:36:54 +0000
From:   Christoph Hellwig <hch@lst.de>
To:     viro@zeniv.linux.org.uk
Cc:     Vivek Goyal <vgoyal@redhat.com>, linux-fsdevel@vger.kernel.org,
        linux-kernel@vger.kernel.org, virtio-fs@redhat.com
Subject: support booting of arbitrary non-blockdevice file systems
Date:   Thu, 17 Jun 2021 17:36:47 +0200
Message-Id: <20210617153649.1886693-1-hch@lst.de>
X-Mailer: git-send-email 2.30.2
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
X-SRS-Rewrite: SMTP reverse-path rewritten from <hch@infradead.org> by casper.infradead.org. See http://www.infradead.org/rpr.html
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

Hi all,

this series adds support to boot off arbitrary non-blockdevice root file
systems, based off an earlier patch from Vivek.