From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (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 78FAD606A31C for ; Mon, 9 Nov 2026 05:27:47 +0000 (UTC) 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 Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4jNJFs4Z2nz2xdb; Mon, 09 Nov 2026 16:27:45 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip=203.29.241.158 ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1794202065; cv=none; b=aC8IMlCKNjpFUCvQJ2p3ntfzEMhDf0/xAIsgmt3EyRu0OqJSicsaBaCPohcC0+QLNBJwnVCcerJlIBwhr/G+dPS7xKG59MbZe9+el0tzgKcekbxAFYf5YI9aZQ4KzPqxBRPNe2PhQ/Bb7h4g7X+cOUv2/bO19WfEmX3ipnwdYDF3d6p81sj+0HLF1Mf814Q4isRWgQn+V2xnPmztLgz+zrW4AIjQ27bzfQSPNd8jXieBE2C3Chp01INvwncBKAu43YUAwUETwQbssP2aANh5yuxvtYwpjjX18PvojEUQB9p6oJGY788TFMe02fI8wGG6KmBhD2ZIEJwBNzlyl7LGwA== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1794202065; c=relaxed/relaxed; bh=inbRv9rqETpvmrvWY+hsNFNboYN1tmYS0qnuK2Kr/gs=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=XeKhUFq3gr/L7LX6PUtTde+xKQ5lEYJw09SC9YnzbdA4dMXAJhulGXYfHn7qhrmRMb1rI+40zgqpuT8c6Ln+b1IRrUtP0M9Qe0s6h50COi5TCu3GXAP8Yd/YvbR5iCXXSSaWXB6ZZLmQ8Hynj8SCLTHTyIEtWi3IILmwXCmb6uf08b+N59UyDNHUfrSDy0hqPHN6a2FD+pBRj3D46HzMFspzVw6uBVPWlF7zgNWWc9GYRUA9YZKw/bKhffNOmI14ujhCjppjgzStYAAXDiNQnTq5QVC7DXeztYVT3vcK6pGdly0G6I+bv9BfTYwjBWkl6rkc043OPrhHUoHNGvOeeQ== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=codeconstruct.com.au; dkim=pass (2048-bit key; unprotected) header.d=codeconstruct.com.au header.i=@codeconstruct.com.au header.a=rsa-sha256 header.s=2022a header.b=egf84Gcq; dkim-atps=neutral; spf=pass (client-ip=203.29.241.158; helo=codeconstruct.com.au; envelope-from=andrew@codeconstruct.com.au; receiver=lists.ozlabs.org) smtp.mailfrom=codeconstruct.com.au Authentication-Results: lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=codeconstruct.com.au Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=codeconstruct.com.au header.i=@codeconstruct.com.au header.a=rsa-sha256 header.s=2022a header.b=egf84Gcq; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=codeconstruct.com.au (client-ip=203.29.241.158; helo=codeconstruct.com.au; envelope-from=andrew@codeconstruct.com.au; receiver=lists.ozlabs.org) X-Greylist: delayed 544 seconds by postgrey-1.37 at boromir; Mon, 09 Nov 2026 16:27:45 AEDT 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) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4jNJFs0mjVz2xMQ for ; Mon, 09 Nov 2026 16:27:45 +1100 (AEDT) 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: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , Precedence: list X-Archived-By: MIME-Version: 1.0 X-Spam-Status: No, score=-10.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_PASS,SPF_PASS autolearn=unavailable autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 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