From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794618148; b=jjRelhLMriKJaiwBDBoQJC+WPt10J7XsbIKE3iOfZQifr5yNYN48GIlxDxovsdG627UR Qz6wXNw8BXNIpbAeMpj6jBVJcdWszjB7Om9W/Bk8atKXB1nZxki6e2HWbfs9s3lh8VVSS KY+IF9JFJZfb+47+HpL19xj+o+ypTB004fIa0KxUMyuFJ9tSeVP7kAfa8UnKUB+ZGGzj8 sF4jtX2Cnww1cbRumvfWFgim/LphspwlZVv8rPfGuKaPfapN92UP8EkCeiPlqpV++uXRN YH6NzdHqbEbw0nKJgp4jKYx/+vUaNoNG7N/FBPdDv93bBUSyGzuf8GQQ9HVXvu7XgMg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794618148; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=uo84sI5aiwYIf2cL886kiGk0zL+qJ/eBlG171Klmp8M=; b=VB4Lqnlyfk2xE/62nm99tOml4/kMzjhhu59GdD3Fz/s0wnbBc/eKs4r1BnsiVyS5sf8B 0R3Ed+d8gA9SzjRcDJvw6+xuKQAFPbDUN7tbwfNyiczf5eK9U6eh/njlf+XiVMMxAAx8e 3if1iQ0z5p3f8OGNu8ztxFlQlGivdhwdZIR93QLDsox3qwyc5bnWwY3h9DJhPMByH4VpK SFdV8fzfPa+krfJi9K9jwaaeLJMNEZc/6g/9pF9dsHfK9ClSKSVQg4BSm26Jh/AVUA8WM NC4W/5tkOYmlWN96KkoVOvFlNWllU2xf2vioOAhfvxBlfKMIxZogCW1MFFPWoBTY9iw== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=ZmvBfOZK; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CE652606A33F for ; Sat, 14 Nov 2026 01:02:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=ZmvBfOZK Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2AF661F000C4; Sat, 14 Nov 2026 01:02:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794618148; bh=uo84sI5aiwYIf2cL886kiGk0zL+qJ/eBlG171Klmp8M=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=ZmvBfOZKvr3Jfi3ZIcQ3wGAeHQsy4LkKUqbIhK4B+BTURjC51BvlPpnZCjJj8Kawp XZSMHIevXtoa4mGJk7B6WOlaFoZSpSzfJHmGjpWmhB778u+99+4h3EYL/xitNrmnUP +u/Jd16d/82dF21FHvi2Sc5bAKPxSTiS1FCqj186xmH3TCYCqWrAvWdVNX/VsPduVu NCRVxAlD9cSpLmFEpP+ulgX7Nah8Zx9FyDTEczeFNPpYjO2G3THQ/5pCpnEAxWtuLR jlFwnaMyM8iEkLZVWZIY6fvHygVg4yKUUKcsZQmqCLZuMioQqN0t0XhA4Qxw72QA5Z syQF79y+vVCJw== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH RFC v2 2/3] arm64: Allow synchronous abort fixups for guarded MMIO reads Reply-To: sashiko-reviews@lists.linux.dev To: "Matt Thompson" Cc: linux-pci@vger.kernel.org In-Reply-To: <20261113-rfc-b4-v2-2-d6b14f95c1d6@boondocker.io> References: <20261113-rfc-b4-v2-0-d6b14f95c1d6@boondocker.io> <20261113-rfc-b4-v2-2-d6b14f95c1d6@boondocker.io> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Sat, 14 Nov 2026 01:02:27 +0000 X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list > From: Matt Thompson >=20 > An RK3399 PCI configuration read can raise a synchronous external data > abort if it does not get a usable response. Allow an explicitly annotated > MMIO load to return an error in this case. >=20 > Match only a current-EL synchronous external abort on a read instruction > with the new exception table type. Keep existing handling for other > faults, including asynchronous SError and translation table walk aborts. >=20 > Signed-off-by: Matt Thompson Sashiko has reviewed this patch and found no issues. --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261113-rfc-b4-v2-= 0-d6b14f95c1d6@boondocker.io?part=3D2