From nobody Sat Oct 4 06:35:23 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 97FCE19CD1B; Wed, 20 Aug 2025 01:10:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755652212; cv=none; b=DOboDl7C1eWBTS7Aw8h1Xwwuy8Ubd9z9RKdvOSf4F7iRow+M8YY4o9xmuaQX3uc6R3izq3tdks5ZquImamyGqnRav+kY6W12BnKml2UhcuzCuLG5l8Sb9oYtmu94f/FDwOEd4OLZP/Km1T+FnW4stOXb8v/OjUUVSE7l9GBri7w= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755652212; c=relaxed/simple; bh=tOLJC4XmErVOk1Sghyu21V/WaFzS/sTkdBmrgl3W6yo=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=K6vpwC3oPU/eMyqdgfFzMABLiz6Uw93VZtskeZw2weWLcrNWKyu1Bw39h4qq7Eig46QN2iqi0Hit4Ib3lRfEYqZlYm8NJGDMMCL3KHay2EiDBo6u61jtEQoSGSwnlyJtl0h7GYC/8457jJBwQ5xUk8Itx6cWcLNtD89BNYV7N9w= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=W10m9Gei; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="W10m9Gei" Received: by smtp.kernel.org (Postfix) with ESMTPS id 74CCCC19421; Wed, 20 Aug 2025 01:10:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1755652212; bh=tOLJC4XmErVOk1Sghyu21V/WaFzS/sTkdBmrgl3W6yo=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=W10m9GeiBephdiYEc/sT08pqz2c8zw1eaF/xmzWAhyzdmrgeQRkAcc+jcYIRbdnEq /qN2oMr2e31JSJ4YPPHS71fj0k7d7hGZcWvBYpNy1z55PFabtbO8LkBYuxRtBCTcWO RW9HKgaud+FWXrWCPsuX+bsa8jMvivtVSva/qkan5UXjHPKhQ8kSi+Ir8pdL/0O60O kzCe1NhMIjvTfdz9wk9QS84NlFFsBTUzitCNhByWizXZuEd8pnlUxmhREUXmDQfUGQ PdjcPDqxYMVRVTTZ/aCnKMP7fM7HY8bU8OB7xfLdvkDBM/WCSLT3RkQRKa4NNoHPQb X6hO7wC/Wx/BA== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 67600CA0EE6; Wed, 20 Aug 2025 01:10:12 +0000 (UTC) From: Per Larsen via B4 Relay Date: Wed, 20 Aug 2025 01:10:07 +0000 Subject: [PATCH v11 3/6] KVM: arm64: Mark FFA_NOTIFICATION_* calls as unsupported Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250820-virtio-msg-ffa-v11-3-497ef43550a3@google.com> References: <20250820-virtio-msg-ffa-v11-0-497ef43550a3@google.com> In-Reply-To: <20250820-virtio-msg-ffa-v11-0-497ef43550a3@google.com> To: Marc Zyngier , Oliver Upton , Joey Gouly , Suzuki K Poulose , Zenghui Yu , Catalin Marinas , Will Deacon , Sudeep Holla Cc: linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-kernel@vger.kernel.org, ahomescu@google.com, armellel@google.com, arve@android.com, ayrton@google.com, qperret@google.com, sebastianene@google.com, qwandor@google.com, Per Larsen X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1755652211; l=1012; i=perlarsen@google.com; s=20250508; h=from:subject:message-id; bh=+NnU5kbTyzDsIIrdmhBCiy1drOF1PzOEKH5ncvoLdR0=; b=lN3fWnDz8MMhIOGVf5N0OsE4YlgyP2zM3y+yQNZk0pus91GZeGMXsH8yoy3Iklu6aIPMj4rm1 bgaMrfDrNVLCktM0Ff1IcsgQPl+HUwMvwA4zQOD9qE1xCItiCnAxJLH X-Developer-Key: i=perlarsen@google.com; a=ed25519; pk=jjc/Ta4VmrLRmMoahP6d1mBcKzvWU+nsmdtYe2oS2kQ= X-Endpoint-Received: by B4 Relay for perlarsen@google.com/20250508 with auth_id=402 X-Original-From: Per Larsen Reply-To: perlarsen@google.com From: Per Larsen Prevent FFA_NOTIFICATION_* interfaces from being passed through to TZ. Acked-by: Will Deacon Signed-off-by: Per Larsen --- arch/arm64/kvm/hyp/nvhe/ffa.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm64/kvm/hyp/nvhe/ffa.c b/arch/arm64/kvm/hyp/nvhe/ffa.c index 8290396384a2a3294fd64bc0378459829941a64c..40a785b6ed063f9de31f51f1e82= ebd9c70b13de9 100644 --- a/arch/arm64/kvm/hyp/nvhe/ffa.c +++ b/arch/arm64/kvm/hyp/nvhe/ffa.c @@ -670,6 +670,14 @@ static bool ffa_call_supported(u64 func_id) case FFA_RXTX_MAP: case FFA_MEM_DONATE: case FFA_MEM_RETRIEVE_REQ: + /* Optional notification interfaces added in FF-A 1.1 */ + case FFA_NOTIFICATION_BITMAP_CREATE: + case FFA_NOTIFICATION_BITMAP_DESTROY: + case FFA_NOTIFICATION_BIND: + case FFA_NOTIFICATION_UNBIND: + case FFA_NOTIFICATION_SET: + case FFA_NOTIFICATION_GET: + case FFA_NOTIFICATION_INFO_GET: return false; } =20 --=20 2.51.0.rc1.167.g924127e9c0-goog