From nobody Mon Feb 9 11:11:18 2026 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 5B10C23C8A1; Fri, 16 May 2025 12:14:11 +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=1747397651; cv=none; b=fT9Ap3RHfj/YnHvWeSuTeo89ynQkAiotrpn5r7Q/v0bIPe1Y6d7DQiQSd/oKq10Elm4yBb8jv91EKWTSPwc6sy21hoV0k2GoEyM/TtSaVn4jeynBUh93Bn2t0wV1alFv4ZPxNhzDfCedfLCnICM2U086UzokgMPktHeYTiKiWQo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747397651; c=relaxed/simple; bh=9U/85KTSy2soaOEUs61BjUU0CpktmnMb+qsPkLo0B5o=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=r/AxVz/i9gWA0lkXAyq60wgis5FnsL9K4LswBg3/AdVoAsmpaaJUUfziXui6SNktjOKjAAdNEVSyccwK0tV1LL8ODjXmA3nIK3SpF2TWXLX08Uze0QphJKuwHmY2/0ClHkhTnM5M8FB8u3wOkEZFMIUdBnfIujLhoOrBtPOl11Q= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=WJ4FtaOg; 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="WJ4FtaOg" Received: by smtp.kernel.org (Postfix) with ESMTPS id CEA5FC4CEF2; Fri, 16 May 2025 12:14:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1747397650; bh=9U/85KTSy2soaOEUs61BjUU0CpktmnMb+qsPkLo0B5o=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=WJ4FtaOgH+39q/9UjmhBnMooZm5KoX+Lc6xfPXvNDMNsfCAUl1pWOMLWya5iMBnLU wQHuSLJspVLnn4hZ+7Wrs6EHUyfiEcN/uxOz+R2KXldLh6DTJYyiHxhBmln8LXzWok 7ectKHLZB0vpmDVhMnBdDfTzVVRZbku0PUpce2wSurbzrXTxDycqtBywlvLJT61q8K MBsDGJeSnouqRehj/aQ/ijXR3VoX2bK68XluFlyhvQqwle27WmbGw6KWo+2WDBFxsy sOax37hTqGWCACMP9df94JZGvlK03PflBQsWi8oaj2vZD2xKSx0D7gVX3pO2LyFUPH JRO3lU3n7EHZA== 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 C2C7CC54756; Fri, 16 May 2025 12:14:10 +0000 (UTC) From: Per Larsen via B4 Relay Date: Fri, 16 May 2025 12:14:02 +0000 Subject: [PATCH v4 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: <20250516-virtio-msg-ffa-v4-3-580ee70e5081@google.com> References: <20250516-virtio-msg-ffa-v4-0-580ee70e5081@google.com> In-Reply-To: <20250516-virtio-msg-ffa-v4-0-580ee70e5081@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, sebastianene@google.com, qperret@google.com, qwandor@google.com, arve@android.com, perl@immunant.com, lpieralisi@kernel.org, kernel-team@android.com, tabba@google.com, james.morse@arm.com, armellel@google.com, jean-philippe@linaro.org, ahomescu@google.com, Per Larsen X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1747397650; l=968; i=perlarsen@google.com; s=20250508; h=from:subject:message-id; bh=tJ9HD4wjZlLzjCNPRFEt/uGpoSjzet6nmsUHE2M2Jd8=; b=7xqRt3arz28xQfkhqfvJ+B+4UnOt54PAFFfiTGYmU2Bp36rkep1XJN9kBTDpFAIJFbkYVqlts V8tkLlIw+XJDtVSOeWXU/FptsGDEfrLiQLuC1y1FcBgYG2ZSPS91GWU 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. Signed-off-by: Per Larsen Acked-by: Will Deacon --- 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 b3d016bee404ce3f8c72cc57befb4ef4e6c1657f..a545d25002c85b79a8d28173947= 9dab7838a7cd3 100644 --- a/arch/arm64/kvm/hyp/nvhe/ffa.c +++ b/arch/arm64/kvm/hyp/nvhe/ffa.c @@ -632,6 +632,14 @@ 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 2.49.0.1101.gccaa498523-goog