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=-7.3 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 B0191C432C0 for ; Sun, 17 Nov 2019 17:01:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7D8A1206CC for ; Sun, 17 Nov 2019 17:01:12 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="WmI8FOkY" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726427AbfKQQ7E (ORCPT ); Sun, 17 Nov 2019 11:59:04 -0500 Received: from us-smtp-2.mimecast.com ([205.139.110.61]:26270 "EHLO us-smtp-delivery-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726069AbfKQQ7E (ORCPT ); Sun, 17 Nov 2019 11:59:04 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1574009943; 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: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=E72ZrVSS3vygVMm8IAKL6pChQMj9BcYC7SJtaQNwxSg=; b=WmI8FOkYSHb1tuXEJ9gW3jNpvMBbFbsKiAGEE31KNYbwoK6DaxHRq6emaNCCqra+Q3LgxY Tn+BAsZc/82Nd5ONpuqlV5EyteNnxHDoMFo8PSKYWT3W4JmFbBdiLzX82aUg6YICg8Zm/c x3P1I/flZlgPBcEwrrAPnz/dKnMSIiw= 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-234-gTR7JPoyN3G6kH5bUY96Yw-1; Sun, 17 Nov 2019 11:59:00 -0500 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 24BFD1005500; Sun, 17 Nov 2019 16:58:58 +0000 (UTC) Received: from localhost (ovpn-116-66.ams2.redhat.com [10.36.116.66]) by smtp.corp.redhat.com (Postfix) with ESMTP id 0E755100EBBB; Sun, 17 Nov 2019 16:58:56 +0000 (UTC) Date: Sun, 17 Nov 2019 16:58:55 +0000 From: "Richard W.M. Jones" To: Pavel Machek Cc: kernel list , Andrew Morton , Wouter Verhelst , nbd@other.debian.org Subject: Re: nbd, nbdkit, loopback mounts and memory management Message-ID: <20191117165855.GD16477@redhat.com> References: <20190215191953.GB17897@amd> <20190215224126.GX12500@redhat.com> MIME-Version: 1.0 In-Reply-To: <20190215224126.GX12500@redhat.com> User-Agent: Mutt/1.5.21 (2010-09-15) X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-MC-Unique: gTR7JPoyN3G6kH5bUY96Yw-1 X-Mimecast-Spam-Score: 0 Content-Type: text/plain; charset=WINDOWS-1252 Content-Transfer-Encoding: quoted-printable Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org FWIW to follow up to this old thread, I made the change in nbdkit: https://github.com/libguestfs/nbdkit/commit/acc37af9989aae708e8acad3535e149= 1931e6bdb Rich. --=20 Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjon= es Read my programming and virtualization blog: http://rwmj.wordpress.com virt-builder quickly builds VMs from scratch http://libguestfs.org/virt-builder.1.html