From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=95.215.58.30 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793782140; b=wU+rp08c9WErzzx6GMoxvrUh7UufSNnvJiUmjfOB7lHJPg82LD+VDoaoRsXkDTEE3HZB cpihQIUJ4sRWKKkqg5QLky9LuV30/ESjHXU9Rak+lMwkYUx1Nmwzrl6nlOWlNR5Xip9Gd y64j+f3j5sUzGnLHkURoosfVmroCO2wu3lHrIKf4uOGihKIn3DC0VWyI/9jDLpulGiicn 9q5j1OtRWec05sJspBRq6zl6fsgxkBjiO2TAHGNUuuldsqGRd0tDXsC92gnWqaGPOKc7u v4vU9TkdBhSbodPLNaEy9IKltMfBsh4O4stEZimU3FPgTFp6Nb5gwfwccx1wH+yc4Mw== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793782140; h=DMARC-Filter:X-Envelope-To:DKIM-Signature:X-Envelope-To:Received: X-Mizu-Trace-ID:X-Migadu-Flow:From:To:Cc:Subject:Date:Message-ID: X-Mailer:In-Reply-To:References:MIME-Version: Content-Transfer-Encoding; bh=lHuHnqCqF6K6uaueK6Sr4c00lW3mD3+MLoiZXuZlni4=; b=MEppYM1UOnGSFadIztV7r91x0KUDjDXTpMQpTjxuEwIh1bJiLW/k0bkBTe6ECup0Jejc x+XFS+CklnrnXxlxpAb3BcSacgml3D8Zx18xILQj/0wB8+Kr2BK0ldkHigk/g+k+xsQV0 x7aa1Og2oigo+mXbicwbOlQA5FBBaCCDjWG3p6gQZcJ4/XLz8EBzfQKZbGMHEw0WbfXPK 1mZJSnEKNaV1pCZRdHa6UDvqvGq+MjRxrhya04YfJQC+3WCI5nPDkB8NGrVuXoFx37Ktg nWMMhS+5C9Odr8BxYNXZ4hND3214YqPQ66NvHMCjpSrTNupjcLiPQ5IYLJ3QFhEbm+w== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass header.d=linux.dev header.i=@linux.dev header.a=rsa-sha256 header.s=key1 header.b=k8mGENjt; arc=none smtp.remote-ip=95.215.58.30 Received: from mta1.migadu.com (out-30.mta1.migadu.com [95.215.58.30]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5B66A606D802 for ; Wed, 4 Nov 2026 08:48:59 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 5B66A606D802 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=linux.dev header.i=@linux.dev header.a=rsa-sha256 header.s=key1 header.b=k8mGENjt X-Envelope-To: linux-kernel@vger.kernel.org DKIM-Signature: a=rsa-sha256; bh=cCLqiN/2yb0grwWK9kGanBFuqdVWEkSHBIBzeKIBjnY=; c=simple/simple; d=linux.dev; h=from:to:subject:date:message-id:mime-version:content-type; s=key1; t=1793782137; v=1; x=1794386937; b=k8mGENjt6dpqYvnBkvT/loF7Zxaf3ScEyYErTu3eE+QxXOcDNiFhEVco2fqWxrsACR0kKJa3 1R7OoXPvewqN2DBVVdOmm2wYkdK6PgiIcDMQ7W9OkmOD3cmvt0/KvI1IV8/toDTmyv/vBhvEU5i 9uav8D7+ZITB93Tnjtqs3nak= X-Envelope-To: linux-kernel@vger.kernel.org Received: by smtp.migadu.com with ESMTPS id afd5417ac097421f; Wed, 04 Nov 2026 08:48:57 +0000 X-Mizu-Trace-ID: afd5417ac097421f X-Migadu-Flow: FLOW_OUT From: Fuad Tabba To: Marc Zyngier , Oliver Upton Cc: Will Deacon , Paolo Bonzini , Sean Christopherson , Shuah Khan , Joey Gouly , Steffen Eiden , Suzuki K Poulose , Zenghui Yu , Vincent Donnefort , Quentin Perret , Fuad Tabba , kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 02/16] KVM: selftests: Allow arm64 tests to create protected VMs Date: Wed, 4 Nov 2026 08:48:28 +0000 Message-ID: <20261104084842.132944-3-fuad.tabba@linux.dev> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20261104084842.132944-1-fuad.tabba@linux.dev> References: <20261104084842.132944-1-fuad.tabba@linux.dev> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit On arm64, the VM type passed to KVM_CREATE_VM carries the IPA size, which the selftest library fills in. The library rejects any type a test provides in vm_shape.type. A protected VM is created by setting KVM_VM_TYPE_ARM_PROTECTED in that type, so a test can't create one. Accept KVM_VM_TYPE_ARM_PROTECTED from the test, and add the IPA size to it as for any other VM. Signed-off-by: Fuad Tabba --- tools/testing/selftests/kvm/lib/kvm_util.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c index d42e201eba763..96c1e70dba3d3 100644 --- a/tools/testing/selftests/kvm/lib/kvm_util.c +++ b/tools/testing/selftests/kvm/lib/kvm_util.c @@ -400,9 +400,10 @@ struct kvm_vm *____vm_create(struct vm_shape shape) } #ifdef __aarch64__ - TEST_ASSERT(!vm->type, "ARM doesn't support test-provided types"); + TEST_ASSERT(!(vm->type & ~KVM_VM_TYPE_ARM_PROTECTED), + "ARM supports only KVM_VM_TYPE_ARM_PROTECTED as a test-provided type"); if (vm->pa_bits != 40) - vm->type = KVM_VM_TYPE_ARM_IPA_SIZE(vm->pa_bits); + vm->type |= KVM_VM_TYPE_ARM_IPA_SIZE(vm->pa_bits); #endif vm_open(vm); -- 2.47.3