From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=203.29.241.158 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794201523; b=PDiMuPzADmOBB2PwfX1HfL+m9kNMYcmikdHBmK7DZRFcPCzB9ar0wgsIjyFjivvM9F3Y uD9pmNC8qeXfbDqimNkO7AH4Wa+InRx7U52+vFgnA4kGHl+rxiSIJNjFT1UQHqs8n5d/a /0qNw6c8sW7Xhz5t389G/JBgTcBA5qD9HeLsYsyibRKknSgLpguYRFJNIf/d1lWfhNKAz aeSmyoVNM9q75g+6LH3Qv5flp4BQcga5mNPtCQc4ZcBX0plAAVteWDlj/ila0/U1N76yJ ssnwNyjBScrhbwljIuOjtXczKJNZ/7WywkOocXQLAW+devsMnwBlp8C1MTSOeY8N84g== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794201523; h=DMARC-Filter:DKIM-Signature:Received:Message-ID:Subject:From:To:Cc: Date:In-Reply-To:References:Content-Type:Content-Transfer-Encoding: User-Agent:MIME-Version; bh=inbRv9rqETpvmrvWY+hsNFNboYN1tmYS0qnuK2Kr/gs=; b=tsX1K9ovLSsD/TiTdOX/6tWGDoTerDuBJRWewe/x3cY7kV7fLxd5vbq6A1ABXyBLo8fO wkF5NS7MrZwSfxVfmHCrfpM5ojob6fRs13XS6Enxteb4RI3Oc52tLCRaWBpGZUqEj7uxk cQO/8M2HODF72n8ztdy1MNGnJUD8wuS+5SnDgkG49PO5YLCbvwflKqO7bCXrckL/6eQit 9VDu1eJhni0xNWTPks6cERAjP0nHmVcZlpzpNOlSo1Ijgh/GZQPzUxRvN9E75wakiUxXb XW4Yl9yE3Ig4tD8uSx/LdgGVwTljpUYRQzRJIDcfFQsOfctMOrZ8TZIUdH+vj+nKSAg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=codeconstruct.com.au; spf=pass smtp.mailfrom=codeconstruct.com.au; dkim=pass header.d=codeconstruct.com.au header.i=@codeconstruct.com.au header.a=rsa-sha256 header.s=2022a header.b=egf84Gcq; arc=none smtp.remote-ip=203.29.241.158 Received: from codeconstruct.com.au (pi.codeconstruct.com.au [203.29.241.158]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 112BC606A31C for ; Mon, 9 Nov 2026 05:18:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 112BC606A31C Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=codeconstruct.com.au Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=codeconstruct.com.au Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=codeconstruct.com.au header.i=@codeconstruct.com.au header.a=rsa-sha256 header.s=2022a header.b=egf84Gcq DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=codeconstruct.com.au; s=2022a; t=1794201519; bh=inbRv9rqETpvmrvWY+hsNFNboYN1tmYS0qnuK2Kr/gs=; h=Subject:From:To:Cc:Date:In-Reply-To:References; b=egf84Gcqai+t2RbzRcp/hsSqUjhQHhjh3vyzhBpm8hV2KWxqDFJxnPUahIU113EcT BgLm6wqU/Euo4rhk1oHtIX3Z9zvOL05mtWbK6K/L7+70zAOa6b9LxPeqiMFkTfAyXR sJ6r+I/RKBuOwB8hQ4kh0KzVB0J735kCbnMQRQlA7QvM+MYWUHFrMnQcdvVsUlq4qL OrhgI7yGlCRf9GdwPQCvkWPbpW6LqMolW9oQ7mrzBne/qL9+nOjj/aqp3F164dsqk2 7rLero/HB4L0DSs1r+ug01+7VgG2RcG87tSeq7M4AqhpAUCMcl+W2qQMRVuMpXb4J2 kfa7LW520ih5Q== Received: from [192.168.68.117] (unknown [180.150.112.139]) by mail.codeconstruct.com.au (Postfix) with ESMTPSA id 083566E9E9; Mon, 9 Nov 2026 13:18:31 +0800 (AWST) Message-ID: <4848c58f3152233477c4fa4786de2a49c9261c9c.camel@codeconstruct.com.au> Subject: Re: [PATCH 09/14] soc: aspeed: convert LPC and P2A control mmap hooks to mmap_prepare From: Andrew Jeffery To: "Lorenzo Stoakes (ARM)" , Juergen Gross , Stefano Stabellini , Oleksandr Tyshchenko , Madhavan Srinivasan , Nicholas Piggin , Michael Ellerman , "Christophe Leroy (CS GROUP)" , "Ritesh Harjani (IBM)" , Shrikanth Hegde , Haiyang Zhang , Wei Liu , Dexuan Cui , "Michael S. Tsirkin" , Jason Wang , Eugenio =?ISO-8859-1?Q?P=E9rez?= , Xuan Zhuo , Jarkko Sakkinen , Dave Hansen , Thomas Gleixner , Ingo Molnar , Borislav Petkov , x86@kernel.org, "H. Peter Anvin" , Jan Kara , Paul Moore , Stephen Smalley , Ondrej =?UTF-8?Q?Mosn=C3=A1=C4=8Dek?= , Joel Stanley , Ryan Chen , Billy Tsai , Bjorn Andersson , Konrad Dybcio , Abel Vesa , Jens Wiklander , Sumit Garg , Scott Branden , Broadcom internal kernel review list , Arnd Bergmann , Greg Kroah-Hartman , Richard Cochran , David Woodhouse , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni Cc: xen-devel@lists.xenproject.org, linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, kvm@vger.kernel.org, linux-hyperv@vger.kernel.org, virtualization@lists.linux.dev, linux-sgx@vger.kernel.org, selinux@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-arm-msm@vger.kernel.org, op-tee@lists.trustedfirmware.org, netdev@vger.kernel.org Date: Mon, 09 Nov 2026 15:48:30 +1030 In-Reply-To: <20261105-late-2026-mmap_prepare-v1-9-c56aadfbab8a@kernel.org> References: <20261105-late-2026-mmap_prepare-v1-0-c56aadfbab8a@kernel.org> <20261105-late-2026-mmap_prepare-v1-9-c56aadfbab8a@kernel.org> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.56.2-0+deb13u1 X-Mailing-List: virtualization@lists.linux.dev List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 On Thu, 2026-11-05 at 21:05 +0000, Lorenzo Stoakes (ARM) wrote: > Move from the deprecated mmap hook to the new mmap_prepare hook for both > the LPC control and P2A control drivers. >=20 > Both remap a range of their reserved memory region, so use the PFN remap > mmap action to do so, retaining the -EAGAIN error on failure via the acti= on > error override. >=20 > Signed-off-by: Lorenzo Stoakes (ARM) Acked-by: Andrew Jeffery