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=-6.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 E645CC4338F for ; Mon, 26 Jul 2021 08:20:20 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 66D9060BBB for ; Mon, 26 Jul 2021 08:20:20 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 66D9060BBB Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:59718 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m7vqV-0007LR-8e for qemu-devel@archiver.kernel.org; Mon, 26 Jul 2021 04:20:19 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:43700) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m7vpk-0006g5-3d for qemu-devel@nongnu.org; Mon, 26 Jul 2021 04:19:32 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:34597) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m7vpi-0004lN-02 for qemu-devel@nongnu.org; Mon, 26 Jul 2021 04:19:31 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1627287568; 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=sGjjDLevKz7itjOeacUjE3LF8OI+9gijDwhgidVB74I=; b=RQDu8bY+JxdFoL1cg3Rpc21ay8fKveyATaGhuOImo+AANiZwEQYQuQqdnMfHkI5RLyBJ4x dy9WhXq/p+D7JEU+jyaVcxZrnpe1Rvh+rossHzWpP94p1r05Z493uhnAlPIwQa967GEUMJ 2laYdGF7+b+6DjdNN7alfE2ybXzmmww= 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-570-L-6g4IewMG6HEiCQCUn2uQ-1; Mon, 26 Jul 2021 04:19:24 -0400 X-MC-Unique: L-6g4IewMG6HEiCQCUn2uQ-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 1531B1084F4B; Mon, 26 Jul 2021 08:19:23 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-114-106.ams2.redhat.com [10.36.114.106]) by smtp.corp.redhat.com (Postfix) with ESMTPS id AD2F319D9B; Mon, 26 Jul 2021 08:19:22 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 1DBA718003A4; Mon, 26 Jul 2021 10:19:21 +0200 (CEST) Date: Mon, 26 Jul 2021 10:19:21 +0200 From: Gerd Hoffmann To: Antonio Caggiano Subject: Re: virtio-gpu: Mapping blob resources Message-ID: <20210726081921.yekhfrxg6bccvn64@sirius.home.kraxel.org> References: <0eb17319-0b1d-5f43-f5d9-8ccadb0839ef@collabora.com> <20210723135242.w5bcqwwrm5stec3b@sirius.home.kraxel.org> MIME-Version: 1.0 In-Reply-To: X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=kraxel@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Received-SPF: pass client-ip=170.10.133.124; envelope-from=kraxel@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -34 X-Spam_score: -3.5 X-Spam_bar: --- X-Spam_report: (-3.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.719, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-devel@nongnu.org, Tomeu Vizoso , vivek.kasireddy@intel.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Fri, Jul 23, 2021 at 05:07:52PM +0200, Antonio Caggiano wrote: > Awesome, thanks! > > I already cherry-picked that commit. :D > > I am experimenting with memory regions now. So, I created a ram subregion, > did I use the right type for the task? Yes, ram is correct. > I added it to the gpu hostmem at the offset specified by the map command. I > enabled the subregion, and then I used subregion->addr for the vkMapMemory > call. Hmm, no. I'd suggest to first vkMapMemory into qemu address space, then pass the address of the mapping to memory_region_init_ram_device_ptr(). take care, Gerd