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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 847C5C4332F for ; Wed, 13 Oct 2021 10:44:50 +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 4FCC4610CB for ; Wed, 13 Oct 2021 10:44:50 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 4FCC4610CB 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]:42454 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mabkf-0007hi-F4 for qemu-devel@archiver.kernel.org; Wed, 13 Oct 2021 06:44:49 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:47080) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mabiI-0004Un-C4 for qemu-devel@nongnu.org; Wed, 13 Oct 2021 06:42:22 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:54982) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mabiG-0007JC-HH for qemu-devel@nongnu.org; Wed, 13 Oct 2021 06:42:22 -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 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 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Received-SPF: pass client-ip=216.205.24.124; envelope-from=david@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -28 X-Spam_score: -2.9 X-Spam_bar: -- X-Spam_report: (-2.9 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.049, 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_H2=-0.001, 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: Eduardo Habkost , kvm@vger.kernel.org, "Michael S. Tsirkin" , Richard Henderson , David Hildenbrand , Stefan Hajnoczi , "Dr . David Alan Gilbert" , Peter Xu , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Igor Mammedov , Ani Sinha , Paolo Bonzini Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" 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) -- 2.31.1