From nobody Sun Oct 5 05:31:11 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 2912D267B12; Sat, 9 Aug 2025 02:33:32 +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=1754706813; cv=none; b=gWsn+7lgtSNX+FFLWFl42i8YyPSHRJfn2GHNuNESAkJWdjNOkLVsF3gErZYvwmhuJiDlU3WSPEkdF7JBwc3fT2jqfGHM0VHI/DfwSK6mz5Yo2XrFn/4y54H2OCEMvBDNN68+zVGeEkxa9rtOwkpe/3/1ZDQt2DUURZYZGbGpklM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754706813; c=relaxed/simple; bh=QZCqGr01nfVX2SQxGUdgMSnfcT4DdbvyxpzPQtbLiIU=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=mZRy6eDBpf6x1JvfwAsvEWakLMrLTMl4eubRKYBMFd4BRc2tFgCsXw0QL53PtTGBLUQEb3gEi/jB/fvdRyKnc129tfYpHualIXDnsZSn2ItE7eVtZ5VAadkxtgzEN1+kzZ++yO9TKb1HlXhtSwkJO6J9NoEflxtV1vgfsycGhL0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=n9PegTXf; 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="n9PegTXf" Received: by smtp.kernel.org (Postfix) with ESMTPS id BF801C4CEF4; Sat, 9 Aug 2025 02:33:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1754706812; bh=QZCqGr01nfVX2SQxGUdgMSnfcT4DdbvyxpzPQtbLiIU=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=n9PegTXfcjQ3AvuL2id9OSI1F2KgacPZcQ4maKkFJUgiEbkhtRNvnWIg5ZqJjFm2Q 0fcCezgBNS+dMLm6eAO2pAoLTZwPbHuopeLmF8mqAUScOIqdvK+5ORK03aQBY+VoxO eVfNRUFe7jplzVUb7nTVBNtF2p/OIhuI+5LbDLwPPpy39L71NroFkk5eOArVpAcGy2 T11dx3XlDXmJo0Es563qKA3byRTqE4FcyXLhbzc2kclvpO3mYYJgi8hpbdc0dMNdRx K0cdlLDd0LlZof1l25TLaeZHHLh6RTdclOFzd2ZFK2MCiWLq1gjnPYM4RQSUTmAuUq 7ZscgmXTeG6Ug== 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 B2C2BC87FDA; Sat, 9 Aug 2025 02:33:32 +0000 (UTC) From: Per Larsen via B4 Relay Date: Sat, 09 Aug 2025 02:33:21 +0000 Subject: [PATCH v10 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: <20250809-virtio-msg-ffa-v10-3-189eeecf8ae8@google.com> References: <20250809-virtio-msg-ffa-v10-0-189eeecf8ae8@google.com> In-Reply-To: <20250809-virtio-msg-ffa-v10-0-189eeecf8ae8@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=1754706811; l=1012; i=perlarsen@google.com; s=20250508; h=from:subject:message-id; bh=bwnE4nGlxomBFpOzY2EGPC8YmhMC+Sz1wV7rnPIYoKM=; b=k5S5fXzXxfzl/wDoZKbRNcByrY2bIHzKltHWYl3R0Skwox+05E9XPMJK9jiYJjWPkcX1TTbsc fG7JPGNCDt9Cito5wfknm6VV/IGr4g3XmaPavz38RNTlot1AVCceDQ6 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 19239f133a1cfb86db1b85251035709481cdef5b..9311268ad77f50fc596ebae77f4= 51ea144418359 100644 --- a/arch/arm64/kvm/hyp/nvhe/ffa.c +++ b/arch/arm64/kvm/hyp/nvhe/ffa.c @@ -665,6 +665,14 @@ 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.rc0.155.g4a0f42376b-goog