From nobody Sun Oct 5 19:59:30 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 5E4201FBC92; Wed, 30 Jul 2025 21:15:17 +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=1753910117; cv=none; b=mLgWTAO9mcTHO8eR/mTzammFChnix59P7aCDWOhe4F4vvze1msuU6I6/TsKLQ+xWT6ihpNCPLSJ94TEyY8udjbO5QUsWtyLXMmfraWv3Lzur+mcg5DLfgy2QuWpUaMJJw6e6IgxqDSVDAcSE5v+jca9dHvmMd5i01Gj5Ch+2HVw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753910117; c=relaxed/simple; bh=nR3zHOT/qM6CUnGwkzXLNAPxSF2YXcCdkZcpI7GttFI=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=kb84zCc4r9ilyIqJKmZ7mhO/NVGcZV3BfoTTAfhSsQWnVe7t4CobplWbzf0TqT8I/2oiopDlzq/nWaSzshp5PjvzxnWS07P+34nOxHkAI5GS73accwEvArdYh/42VBtqXWBOuEukZuh3OQMxrXWP4awqjFRuoEgtjHgM+KA0S1U= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=a7HNXXSw; 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="a7HNXXSw" Received: by smtp.kernel.org (Postfix) with ESMTPS id EDF5BC4CEF9; Wed, 30 Jul 2025 21:15:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1753910117; bh=nR3zHOT/qM6CUnGwkzXLNAPxSF2YXcCdkZcpI7GttFI=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=a7HNXXSwQvg3xjqGM8Gso4ihQpmqL0CcqQs1zrq1eaORXpiZXRJImvKcY5bNc8FEZ 9tf6owXYALXBMsFEPlNdbcXLkouZbvt6vEOtBo7VolwjhodtDf+G/V6aA60yEb+uKF G1NL9WdkUSj9AVgMy8NN93g2AluCQCtNkUTKXqneIQfddq2KuQlb1/VnQ68S5LtQtg FIGyAGZo9OzH1AAvFubwJtkymPSNwL7IetgcYWam/mPrJJfxej2Cgu71+NcP/chGqg XdKf81lR8Bu6vvrAUm7bg2BSMFMOlW49Tj9q25BG734Fjwki8DBnPMOBHLy8uHPbi6 tkIKN/4RSZgWQ== 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 E412AC87FD3; Wed, 30 Jul 2025 21:15:16 +0000 (UTC) From: Per Larsen via B4 Relay Date: Wed, 30 Jul 2025 21:15:06 +0000 Subject: [PATCH v9 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: <20250730-virtio-msg-ffa-v9-3-7f1b55c8d149@google.com> References: <20250730-virtio-msg-ffa-v9-0-7f1b55c8d149@google.com> In-Reply-To: <20250730-virtio-msg-ffa-v9-0-7f1b55c8d149@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=1753910116; l=1008; i=perlarsen@google.com; s=20250508; h=from:subject:message-id; bh=dUX2vyR3ZYQTFCHxhGWOxmpso/rDJ5XMeBkqofPaNOY=; b=9/jRFuS4Y3XNatuiRkzXiXqpRC+uPigr09Vqyv18VORTYqnGJQpijGtTKZuhxX7hDvnOHoECE /x4THJF+hHTC7QrEN1MAs/d37ORpJ45CP15iBecf4sUh0q2q5GWTjgb 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 e66149d40c967c14742087d9b45970435d3f2c75..48183fa78014e420372c4fb5e48= 9519bc652bf53 100644 --- a/arch/arm64/kvm/hyp/nvhe/ffa.c +++ b/arch/arm64/kvm/hyp/nvhe/ffa.c @@ -666,6 +666,14 @@ 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 2.50.1.552.g942d659e1b-goog