From patchwork Thu Oct 5 14:38:34 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Huth X-Patchwork-Id: 13410186 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D286DE92708 for ; Thu, 5 Oct 2023 15:00:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231239AbjJEO7j (ORCPT ); Thu, 5 Oct 2023 10:59:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52896 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232430AbjJEO6L (ORCPT ); Thu, 5 Oct 2023 10:58:11 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BA73226A56 for ; Thu, 5 Oct 2023 07:38:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1696516730; 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=nomghUslg4Iyvv3Vz3Tvghec7CwG436Cn/tuDQA6cKI=; b=HZwwKisXAC+1aIuCVL9x1pKH9nEt/2D9zU/jedY4B6Fw2EOqtqwHr7ezdZaimmlddJRNzo VmQAEellGV3yAHFot6gc8nwM1eOxXtlU8RLxFg7j6pRXD7Y+8nnW8GOASjRiJMMM21TAYx 52QnZmKJt6zgH132JPg9iEStWBX2rdo= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-199-_87W7J7TNkGAVM6VMBmiFw-1; Thu, 05 Oct 2023 10:38:46 -0400 X-MC-Unique: _87W7J7TNkGAVM6VMBmiFw-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.rdu2.redhat.com [10.11.54.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 45FF118172C2; Thu, 5 Oct 2023 14:38:45 +0000 (UTC) Received: from thuth-p1g4.redhat.com (unknown [10.39.192.168]) by smtp.corp.redhat.com (Postfix) with ESMTP id 13F8540C6EA8; Thu, 5 Oct 2023 14:38:43 +0000 (UTC) From: Thomas Huth To: Sean Christopherson , Paolo Bonzini , kvm@vger.kernel.org Cc: Shuah Khan , linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org Subject: [PATCH v2 2/7] KVM: selftests: x86: sync_regs_test: Get regs structure before modifying it Date: Thu, 5 Oct 2023 16:38:34 +0200 Message-ID: <20231005143839.365297-3-thuth@redhat.com> In-Reply-To: <20231005143839.365297-1-thuth@redhat.com> References: <20231005143839.365297-1-thuth@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.2 Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org The regs structure just accidentially contains the right values from the previous test in the spot where we want to change rbx. It's cleaner if we properly initialize the structure here before using it. Suggested-by: Sean Christopherson Signed-off-by: Thomas Huth --- tools/testing/selftests/kvm/x86_64/sync_regs_test.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/testing/selftests/kvm/x86_64/sync_regs_test.c b/tools/testing/selftests/kvm/x86_64/sync_regs_test.c index 8c3898cf79b31..1cd19dfa0046c 100644 --- a/tools/testing/selftests/kvm/x86_64/sync_regs_test.c +++ b/tools/testing/selftests/kvm/x86_64/sync_regs_test.c @@ -315,6 +315,7 @@ int main(int argc, char *argv[]) run->kvm_valid_regs = 0; run->kvm_dirty_regs = 0; run->s.regs.regs.rbx = 0xAAAA; + vcpu_regs_get(vcpu, ®s); regs.rbx = 0xBAC0; vcpu_regs_set(vcpu, ®s); vcpu_run(vcpu);