From patchwork Sun Nov 5 16:30:31 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paolo Bonzini X-Patchwork-Id: 13445905 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 C6D28C4332F for ; Sun, 5 Nov 2023 16:36:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229549AbjKEQg5 (ORCPT ); Sun, 5 Nov 2023 11:36:57 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43562 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230430AbjKEQge (ORCPT ); Sun, 5 Nov 2023 11:36:34 -0500 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AB4461FED for ; Sun, 5 Nov 2023 08:34:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1699202070; 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=tZSxOU/afb1AYemia9RbTGAHPmX5iyTSarNrb86gzhc=; b=jV8vewGlVE72c1C2Ct1hhk8+OfpIP86VA0N0WypIaCBBbuw3miq56Ou7vwhLi0i6Ctu2QO CDxkCJg/AQnpvBEgIq5s5hXW14JrI2Djap54am7y3cy2Khxn9aj7HwVu7sCY3MOvyM6f24 rt5KvzBKtS6IVObXziwxXStnSxdhCW0= Received: from mimecast-mx02.redhat.com (mx-ext.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-472-1AZxmGEfNPitrzdXhM_Ldg-1; Sun, 05 Nov 2023 11:34:28 -0500 X-MC-Unique: 1AZxmGEfNPitrzdXhM_Ldg-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) (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 mimecast-mx02.redhat.com (Postfix) with ESMTPS id 49FC238117F2; Sun, 5 Nov 2023 16:34:26 +0000 (UTC) Received: from avogadro.redhat.com (unknown [10.39.192.93]) by smtp.corp.redhat.com (Postfix) with ESMTP id 1AF502166B27; Sun, 5 Nov 2023 16:34:18 +0000 (UTC) From: Paolo Bonzini To: Paolo Bonzini , Marc Zyngier , Oliver Upton , Huacai Chen , Michael Ellerman , Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Sean Christopherson , Alexander Viro , Christian Brauner , "Matthew Wilcox (Oracle)" , Andrew Morton Cc: kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Xiaoyao Li , Xu Yilun , Chao Peng , Fuad Tabba , Jarkko Sakkinen , Anish Moorthy , David Matlack , Yu Zhang , Isaku Yamahata , =?utf-8?q?Micka=C3=ABl_Sala?= =?utf-8?q?=C3=BCn?= , Vlastimil Babka , Vishal Annapurve , Ackerley Tng , Maciej Szmigiero , David Hildenbrand , Quentin Perret , Michael Roth , Wang , Liam Merwick , Isaku Yamahata , "Kirill A. Shutemov" Subject: [PATCH 28/34] KVM: selftests: Add GUEST_SYNC[1-6] macros for synchronizing more data Date: Sun, 5 Nov 2023 17:30:31 +0100 Message-ID: <20231105163040.14904-29-pbonzini@redhat.com> In-Reply-To: <20231105163040.14904-1-pbonzini@redhat.com> References: <20231105163040.14904-1-pbonzini@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.6 Precedence: bulk List-ID: X-Mailing-List: linux-mips@vger.kernel.org From: Sean Christopherson Add GUEST_SYNC[1-6]() so that tests can pass the maximum amount of information supported via ucall(), without needing to resort to shared memory. Signed-off-by: Sean Christopherson Message-Id: <20231027182217.3615211-31-seanjc@google.com> Signed-off-by: Paolo Bonzini Reviewed-by: Fuad Tabba Tested-by: Fuad Tabba --- tools/testing/selftests/kvm/include/ucall_common.h | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/tools/testing/selftests/kvm/include/ucall_common.h b/tools/testing/selftests/kvm/include/ucall_common.h index ce33d306c2cb..0fb472a5a058 100644 --- a/tools/testing/selftests/kvm/include/ucall_common.h +++ b/tools/testing/selftests/kvm/include/ucall_common.h @@ -52,6 +52,17 @@ int ucall_nr_pages_required(uint64_t page_size); #define GUEST_SYNC_ARGS(stage, arg1, arg2, arg3, arg4) \ ucall(UCALL_SYNC, 6, "hello", stage, arg1, arg2, arg3, arg4) #define GUEST_SYNC(stage) ucall(UCALL_SYNC, 2, "hello", stage) +#define GUEST_SYNC1(arg0) ucall(UCALL_SYNC, 1, arg0) +#define GUEST_SYNC2(arg0, arg1) ucall(UCALL_SYNC, 2, arg0, arg1) +#define GUEST_SYNC3(arg0, arg1, arg2) \ + ucall(UCALL_SYNC, 3, arg0, arg1, arg2) +#define GUEST_SYNC4(arg0, arg1, arg2, arg3) \ + ucall(UCALL_SYNC, 4, arg0, arg1, arg2, arg3) +#define GUEST_SYNC5(arg0, arg1, arg2, arg3, arg4) \ + ucall(UCALL_SYNC, 5, arg0, arg1, arg2, arg3, arg4) +#define GUEST_SYNC6(arg0, arg1, arg2, arg3, arg4, arg5) \ + ucall(UCALL_SYNC, 6, arg0, arg1, arg2, arg3, arg4, arg5) + #define GUEST_PRINTF(_fmt, _args...) ucall_fmt(UCALL_PRINTF, _fmt, ##_args) #define GUEST_DONE() ucall(UCALL_DONE, 0)