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=-11.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 234C0C48BE5 for ; Mon, 21 Jun 2021 14:35:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0A6576128A for ; Mon, 21 Jun 2021 14:35:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230061AbhFUOhe (ORCPT ); Mon, 21 Jun 2021 10:37:34 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:33982 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229904AbhFUOhd (ORCPT ); Mon, 21 Jun 2021 10:37:33 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1624286118; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=dcdM90aFyzpmBfIEmynFS30R08h2JZ35UcTBTXT0GdE=; b=KWs+E+CJgMSa1MX2pK8DiQjVHlMomkDjDokL6Ghp2nNw9mWb5S0SmdGunXEb/YRxq49DmD 5GwutLI6mXQNcogE1GGd0fR12h4AZi6Vzmq7k9l4nDTglz/RP7wBVLbt6B0jEYZK7SoHDv t1FbUj7k94+HJZbL/zbffLO3W4wHAM8= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-573-35pCgBqWOJi6KcRyqBnS-g-1; Mon, 21 Jun 2021 10:35:17 -0400 X-MC-Unique: 35pCgBqWOJi6KcRyqBnS-g-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id CF3CF802C80; Mon, 21 Jun 2021 14:35:15 +0000 (UTC) Received: from horse.redhat.com (ovpn-113-230.rdu2.redhat.com [10.10.113.230]) by smtp.corp.redhat.com (Postfix) with ESMTP id 60B875F714; Mon, 21 Jun 2021 14:35:12 +0000 (UTC) Received: by horse.redhat.com (Postfix, from userid 10451) id EB29D22054F; Mon, 21 Jun 2021 10:35:11 -0400 (EDT) Date: Mon, 21 Jun 2021 10:35:11 -0400 From: Vivek Goyal To: Christoph Hellwig Cc: viro@zeniv.linux.org.uk, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, virtio-fs@redhat.com Subject: Re: support booting of arbitrary non-blockdevice file systems v2 Message-ID: <20210621143511.GA1394463@redhat.com> References: <20210621062657.3641879-1-hch@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210621062657.3641879-1-hch@lst.de> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org On Mon, Jun 21, 2021 at 08:26:55AM +0200, Christoph Hellwig wrote: > Hi all, > > this series adds support to boot off arbitrary non-blockdevice root file > systems, based off an earlier patch from Vivek. > > Chances since v1: > - don't try to mount every registered file system if none is specified > - fix various null pointer dereferences when certain kernel paramters are > not set > - general refactoring. Thanks Christoph. This version looks good to me. I tested both with virtiofs and 9p and it works for me. Reviewed-by: Vivek Goyal Thanks Vivek