From patchwork Wed Oct 13 10:33:29 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Hildenbrand X-Patchwork-Id: 12555485 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 68886C433F5 for ; Wed, 13 Oct 2021 10:42:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3FD2E6109E for ; Wed, 13 Oct 2021 10:42:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229795AbhJMKoX (ORCPT ); Wed, 13 Oct 2021 06:44:23 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:48352 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229778AbhJMKoX (ORCPT ); Wed, 13 Oct 2021 06:44:23 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1634121739; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=3KV1UzSu/dfBqv39FkZcvqMEG7LTj87cKAMHcgkxcYc=; b=B0AG1YmcpIbta2ELHhG+CD5LTQ+wCi9SF3QfC5u59d1zZutbRnyg5ZIoPVpC9Q/35jTIHw MD4bJkBrk81fhIynM6wYJanfuNLB8N9Noj4q4KQXXUWwxQb0jUIS5vyr1BvpeTXWZjGNZf f33lZLksDrtt+2D1rXbTrQCQny5QOpU= 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-495-pGTXNjp_MA6vZTI1fy6W1g-1; Wed, 13 Oct 2021 06:42:18 -0400 X-MC-Unique: pGTXNjp_MA6vZTI1fy6W1g-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 66C959126D; Wed, 13 Oct 2021 10:42:17 +0000 (UTC) Received: from t480s.redhat.com (unknown [10.39.194.27]) by smtp.corp.redhat.com (Postfix) with ESMTP id F3B085D9D5; Wed, 13 Oct 2021 10:41:39 +0000 (UTC) From: David Hildenbrand To: qemu-devel@nongnu.org Cc: David Hildenbrand , Paolo Bonzini , Eduardo Habkost , Marcel Apfelbaum , "Michael S. Tsirkin" , Igor Mammedov , Ani Sinha , Peter Xu , "Dr . David Alan Gilbert" , Stefan Hajnoczi , Richard Henderson , =?utf-8?q?Philippe_Mathie?= =?utf-8?q?u-Daud=C3=A9?= , kvm@vger.kernel.org Subject: [PATCH RFC 14/15] libvhost-user: Increase VHOST_USER_MAX_RAM_SLOTS to 4096 Date: Wed, 13 Oct 2021 12:33:29 +0200 Message-Id: <20211013103330.26869-15-david@redhat.com> In-Reply-To: <20211013103330.26869-1-david@redhat.com> References: <20211013103330.26869-1-david@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org 4096 is the maximum we can have right now in QEMU with vhost-user, so increase the libvhost-user limit as well. Signed-off-by: David Hildenbrand --- subprojects/libvhost-user/libvhost-user.h | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/subprojects/libvhost-user/libvhost-user.h b/subprojects/libvhost-user/libvhost-user.h index 3d13dfadde..d9628ed9f0 100644 --- a/subprojects/libvhost-user/libvhost-user.h +++ b/subprojects/libvhost-user/libvhost-user.h @@ -30,11 +30,8 @@ #define VHOST_MEMORY_BASELINE_NREGIONS 8 -/* - * Set a reasonable maximum number of ram slots, which will be supported by - * any architecture. - */ -#define VHOST_USER_MAX_RAM_SLOTS 32 +/* Set the RAM slots based on the maximum supported by QEMU vhost-user. */ +#define VHOST_USER_MAX_RAM_SLOTS 4096 #define VHOST_USER_HDR_SIZE offsetof(VhostUserMsg, payload.u64)