From patchwork Mon Jun 24 08:52:47 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michal Privoznik X-Patchwork-Id: 13709188 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 52791C2BD05 for ; Mon, 24 Jun 2024 08:53:56 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sLfRi-0001j9-1r; Mon, 24 Jun 2024 04:53:06 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sLfRg-0001iw-B9 for qemu-devel@nongnu.org; Mon, 24 Jun 2024 04:53:04 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sLfRe-0008JF-Ou for qemu-devel@nongnu.org; Mon, 24 Jun 2024 04:53:04 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1719219181; 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; bh=AlxnqO8Q5IArSCiXX39SZH8ct9mH2phQBddzEknYAgw=; b=AcKFScjLsPAEfaKEWDThwmove9w7PAcG/cXsmoh6z4KUOsZQbwX+Inep6fnbo1XNga+YYz dR20CkOznSdJE5zaqgtaiFWe+qIHqn17wqEa+vC5t3E+91L1ZE2ulHAnWpLifedXiONOjy 1q7WjL8ixkgBeXvxhYz2LhsRrHqW7Iw= Received: from mx-prod-mc-03.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-642-XFkYp7WiNLyrXlXPHD1aCw-1; Mon, 24 Jun 2024 04:52:57 -0400 X-MC-Unique: XFkYp7WiNLyrXlXPHD1aCw-1 Received: from mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.17]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id B40F219560AD; Mon, 24 Jun 2024 08:52:56 +0000 (UTC) Received: from maggie.brq.redhat.com (unknown [10.43.3.102]) by mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 29F7C1956048; Mon, 24 Jun 2024 08:52:54 +0000 (UTC) From: Michal Privoznik To: qemu-devel@nongnu.org Cc: pbonzini@redhat.com, mtosatti@redhat.com, michael.roth@amd.com Subject: [PATCH 0/2] i386/sev: Two trivial improvements to sev_get_capabilities() Date: Mon, 24 Jun 2024 10:52:47 +0200 Message-ID: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 Received-SPF: pass client-ip=170.10.133.124; envelope-from=mprivozn@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: 11 X-Spam_score: 1.1 X-Spam_bar: + X-Spam_report: (1.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.149, 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=-0.01, RCVD_IN_MSPIKE_WL=-0.01, RCVD_IN_SBL_CSS=3.335, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org I've noticed that recent QEMU + libvirt (current HEADs, roughly) behave a bit different than expected. The problem is in recent change to 'query-sev-capabilities' command (well, sev_get_capabilities() in fact) which libvirt uses (see patch 2/2). The first one is trivial. Michal Privoznik (2): i386/sev: Fix error message in sev_get_capabilities() i386/sev: Fallback to the default SEV device if none provided in sev_get_capabilities() target/i386/sev.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-)