From nobody Wed Oct 8 16:04:26 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 31AFB21ABBD; Fri, 27 Jun 2025 07:13:01 +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=1751008381; cv=none; b=IVr8f/oRT3rMXHqluGb1UNsigZAp68uTxWGLx5Uoz/1lQ1yxNXkr6czlQFyh8CMz9POgqkxoEi3zmQIt08XxNiqMloE+28HAymTurkii6gW0/KfWWAMwddTndrPqf1PGvF8PreR4lS4Ef+enMjAMyhxkt5XZSJ3qMgWYABN48w4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751008381; c=relaxed/simple; bh=Hy1s1+7DoBD3FHcZVBMxtjRrk13K4R0eTQWvOyyFT0s=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=E/YUfCZza+NpBgc7yxO1zEvnQqeBTlN8oyo44WIo3k8fc6HRO+A8DwW1ah0b5zFw8PIxrzx5jQgLQfwfc9ov7G6Dh8WubOrT1TIk/oydT5VHG1XsKn8kOA2j9kOqJ64Xrp3WQ02+jJ2cl+TgwMz8uldzvwwT9PvGqKB7oTrwAaU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=aJuiG4YM; 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="aJuiG4YM" Received: by smtp.kernel.org (Postfix) with ESMTPS id C7D0CC4CEF0; Fri, 27 Jun 2025 07:13:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1751008380; bh=Hy1s1+7DoBD3FHcZVBMxtjRrk13K4R0eTQWvOyyFT0s=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=aJuiG4YMBOnUYy6Bf7lJDa7qxDSRvmdgAKOn4B7iplx2Fy+oduR2dEnRtg+qJUpxi kaVMIC+9HFzEzfylCWBrOTqHyp5TIbPCQQ8oE9GU+TYpiQSNMS6GyUsiPYOfQDYjbQ epjXvfmu/m+6gxl090tMsN9F501nGuh0V0bN2y7Pqf3BqiaPZMvGLLH4FfwWIN8tJ4 oH0G0lARu2ynDmTwMWyo+07hPqfMFUkKvIv9l2dlSE8T0hL4+XVn3zjFfHpew6NOre yRAusC8f76bYf2s1No8jrwfQm4s31u6sSnPumP2rdLWGsZtLRYum9YqBf1F4X6rYhm bz3EEldMOyzNg== 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 BC77BC7EE3A; Fri, 27 Jun 2025 07:13:00 +0000 (UTC) From: Per Larsen via B4 Relay Date: Fri, 27 Jun 2025 07:12:27 +0000 Subject: [PATCH v6 3/5] 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: <20250627-virtio-msg-ffa-v6-3-8c02fd94edac@google.com> References: <20250627-virtio-msg-ffa-v6-0-8c02fd94edac@google.com> In-Reply-To: <20250627-virtio-msg-ffa-v6-0-8c02fd94edac@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=1751008380; l=1008; i=perlarsen@google.com; s=20250508; h=from:subject:message-id; bh=r9z6my3JAUeiJyyoAaVHQBDOJAVkijitymt3p9hEt6g=; b=kSubU6hZxrun/Kj2M/soW1+JuFCU4uyHFxW4AbQLs9mrWTMeJ9SV9po1gQ77fETVLFj6YN6+5 gNhinik24APBQkzgpGRWnGeITmQ8tPmxwcO08HGPkgg3laRlxti4t9g 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 65d241ba32403d014b43cc4ef4d5bf9693813809..5fd6474d96ae4b90d99796ee81b= b36373219afc4 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 2.50.0.727.gbf7dc18ff4-goog