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=-9.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 1E6EFC4363A for ; Mon, 5 Oct 2020 21:11:50 +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 B5D0C2078E for ; Mon, 5 Oct 2020 21:11:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="YCApkoGE" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B5D0C2078E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:46614 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kPXls-0001UL-PR for qemu-devel@archiver.kernel.org; Mon, 05 Oct 2020 17:11:48 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:43104) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kPXkJ-00088W-I4 for qemu-devel@nongnu.org; Mon, 05 Oct 2020 17:10:11 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:41435) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1kPXkH-0007Ku-AR for qemu-devel@nongnu.org; Mon, 05 Oct 2020 17:10:11 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1601932207; 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=GfFoCaY7u2a8bedI085FZLdj/V/rVAXLYLm4VQS+GFk=; b=YCApkoGECmUl9eIFBqB3Uldoro40zCKHDKaAqp1F2MDudWfT5otvUssYonScq7g+qJTiCd VMdpVpkarAgiUIk66Rt+KM22HOF6LsDTmEl79kc3vkMpxG1kYGDzeqoziOxEj77bRYJflh DIRBr9Y4vBG9r7nZx0DAFZhZUKlDAUk= 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-15-MeIn9L3bOCKyYWW2ljK5qg-1; Mon, 05 Oct 2020 17:10:05 -0400 X-MC-Unique: MeIn9L3bOCKyYWW2ljK5qg-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 8E892104D3E6; Mon, 5 Oct 2020 21:10:04 +0000 (UTC) Received: from localhost (ovpn-119-102.rdu2.redhat.com [10.10.119.102]) by smtp.corp.redhat.com (Postfix) with ESMTP id 51BF07368A; Mon, 5 Oct 2020 21:10:04 +0000 (UTC) From: Eduardo Habkost To: qemu-devel@nongnu.org, Peter Maydell Subject: [PULL 01/21] numa: hmat: require parent cache description before the next level one Date: Mon, 5 Oct 2020 17:09:40 -0400 Message-Id: <20201005211000.710404-2-ehabkost@redhat.com> In-Reply-To: <20201005211000.710404-1-ehabkost@redhat.com> References: <20201005211000.710404-1-ehabkost@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=ehabkost@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="US-ASCII" Received-SPF: pass client-ip=216.205.24.124; envelope-from=ehabkost@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/10/05 02:11:31 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.733, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=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: Paolo Bonzini , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Eduardo Habkost , Igor Mammedov Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Igor Mammedov Spec[1] defines 0 - 3 level memory side cache, however QEMU CLI allows to specify an intermediate cache level without specifying previous level. Such option(s) silently ignored when building HMAT table, which leads to incomplete cache information. Make sure that previous level exists and error out if it hasn't been provided. 1) ACPI 6.2A 5.2.27.5 Memory Side Cache Information Structure Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=1842877 Signed-off-by: Igor Mammedov Message-Id: <20200924091406.1321012-1-imammedo@redhat.com> Reviewed-by: Eduardo Habkost Signed-off-by: Eduardo Habkost --- hw/core/numa.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/hw/core/numa.c b/hw/core/numa.c index 7d5d4130016..6dc3d19d282 100644 --- a/hw/core/numa.c +++ b/hw/core/numa.c @@ -424,7 +424,13 @@ void parse_numa_hmat_cache(MachineState *ms, NumaHmatCacheOptions *node, } if ((node->level > 1) && - ms->numa_state->hmat_cache[node->node_id][node->level - 1] && + ms->numa_state->hmat_cache[node->node_id][node->level - 1] == NULL) { + error_setg(errp, "Cache level=%" PRIu8 " shall be defined first", + node->level - 1); + return; + } + + if ((node->level > 1) && (node->size <= ms->numa_state->hmat_cache[node->node_id][node->level - 1]->size)) { error_setg(errp, "Invalid size=%" PRIu64 ", the size of level=%" PRIu8 -- 2.26.2