From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 6174D369203 for ; Thu, 11 Jun 2026 07:37:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781163425; cv=none; b=d7WGsTJFT65QFnYZQflefNGMudi2r9rIuYrTwQ7Etp45jYnorG/PLdswwKzalwTz2yhXhfB2uPRedxsYZMz4oOqvs85ln5UGcSM1Y5xJ9eho0/8zxrSRkv5u9lQPpoyWKk0GPeFdKnvCKGCQq4mRKheRlXiOJPKrLMthZugtMfc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781163425; c=relaxed/simple; bh=EqXTJLxse1hr1LH0D8WYCEH+Vaw7TN21R+DkZRrkpG8=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=YKxnnMSv6vB9eZit2ysKy1nBSegBJOIeYJGgNBTi/3HU0KFpUDRQl9yuNnGfneTsV0YcIgm3J5NkEfCj5e2hO/4pQFXms3iTo3rp1S/aWPN6TibclxKbQM7qmoNgm9YY0V3ijOSlSB8OLYdZsILyEYEZaUzSIlF2PKBY0rR/oh0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=TWzPZD3O; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="TWzPZD3O" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C6B791F00898; Thu, 11 Jun 2026 07:36:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1781163423; bh=SimfTtmryQt1sBgD+7feMudSbLS1AX6TnzQNnCF7qME=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=TWzPZD3O3yY7RuZvf1kD4YApPM5GOUc/7XWWIwn7Tk8hQXX+1qAOvuDttHByrQwUR LVos+8YuzJwVzVOESOCCbgmV4GC6ooYiQRzdjIuZHIUthOmqJoA42c0xvYIIChTlPw fJwU1xSd5Sv6M/GT+F8QZW4z7rv6vgfXrd7zbEzmWKF+rJQC4QUQmGgXJ2GFmnBm4P XDY5XzRgVJ2rxDvWInHI7c5Lb2Jh+/JknUmfBEqyesDI8/yLZlXvL7FbSIMHcVy42F abNdsT0XLZ0CZRH7c42slJ9gGAfAorNhMhASAoJ6xTiSfXNQrpAPEv5xmrAs64jOOU 4P6xZybDfPcYQ== Message-ID: Date: Thu, 11 Jun 2026 09:36:58 +0200 Precedence: bulk X-Mailing-List: linux-hexagon@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] hexagon: remove code to handle nonexistent CONFIG_PAGE_SIZE_1MB To: Ethan Nelson-Moore , Andrew Morton , "Vlastimil Babka (SUSE)" , Ankur Arora , "Lorenzo Stoakes (Oracle)" , Magnus Lindholm , Andreas Larsson , "Liam R. Howlett" , Dinh Nguyen , "Mike Rapoport (Microsoft)" , linux-hexagon@vger.kernel.org Cc: Brian Cain , Dave Hansen , Helge Deller References: <20260610222357.108394-1-enelsonmoore@gmail.com> From: "David Hildenbrand (Arm)" Content-Language: en-US Autocrypt: addr=david@kernel.org; keydata= xsFNBFXLn5EBEAC+zYvAFJxCBY9Tr1xZgcESmxVNI/0ffzE/ZQOiHJl6mGkmA1R7/uUpiCjJ dBrn+lhhOYjjNefFQou6478faXE6o2AhmebqT4KiQoUQFV4R7y1KMEKoSyy8hQaK1umALTdL QZLQMzNE74ap+GDK0wnacPQFpcG1AE9RMq3aeErY5tujekBS32jfC/7AnH7I0v1v1TbbK3Gp XNeiN4QroO+5qaSr0ID2sz5jtBLRb15RMre27E1ImpaIv2Jw8NJgW0k/D1RyKCwaTsgRdwuK Kx/Y91XuSBdz0uOyU/S8kM1+ag0wvsGlpBVxRR/xw/E8M7TEwuCZQArqqTCmkG6HGcXFT0V9 PXFNNgV5jXMQRwU0O/ztJIQqsE5LsUomE//bLwzj9IVsaQpKDqW6TAPjcdBDPLHvriq7kGjt WhVhdl0qEYB8lkBEU7V2Yb+SYhmhpDrti9Fq1EsmhiHSkxJcGREoMK/63r9WLZYI3+4W2rAc UucZa4OT27U5ZISjNg3Ev0rxU5UH2/pT4wJCfxwocmqaRr6UYmrtZmND89X0KigoFD/XSeVv jwBRNjPAubK9/k5NoRrYqztM9W6sJqrH8+UWZ1Idd/DdmogJh0gNC0+N42Za9yBRURfIdKSb B3JfpUqcWwE7vUaYrHG1nw54pLUoPG6sAA7Mehl3nd4pZUALHwARAQABzS5EYXZpZCBIaWxk ZW5icmFuZCAoQ3VycmVudCkgPGRhdmlkQGtlcm5lbC5vcmc+wsGQBBMBCAA6AhsDBQkmWAik AgsJBBUKCQgCFgICHgUCF4AWIQQb2cqtc1xMOkYN/MpN3hD3AP+DWgUCaYJt/AIZAQAKCRBN 3hD3AP+DWriiD/9BLGEKG+N8L2AXhikJg6YmXom9ytRwPqDgpHpVg2xdhopoWdMRXjzOrIKD g4LSnFaKneQD0hZhoArEeamG5tyo32xoRsPwkbpIzL0OKSZ8G6mVbFGpjmyDLQCAxteXCLXz ZI0VbsuJKelYnKcXWOIndOrNRvE5eoOfTt2XfBnAapxMYY2IsV+qaUXlO63GgfIOg8RBaj7x 3NxkI3rV0SHhI4GU9K6jCvGghxeS1QX6L/XI9mfAYaIwGy5B68kF26piAVYv/QZDEVIpo3t7 /fjSpxKT8plJH6rhhR0epy8dWRHk3qT5tk2P85twasdloWtkMZ7FsCJRKWscm1BLpsDn6EQ4 jeMHECiY9kGKKi8dQpv3FRyo2QApZ49NNDbwcR0ZndK0XFo15iH708H5Qja/8TuXCwnPWAcJ DQoNIDFyaxe26Rx3ZwUkRALa3iPcVjE0//TrQ4KnFf+lMBSrS33xDDBfevW9+Dk6IISmDH1R HFq2jpkN+FX/PE8eVhV68B2DsAPZ5rUwyCKUXPTJ/irrCCmAAb5Jpv11S7hUSpqtM/6oVESC 3z/7CzrVtRODzLtNgV4r5EI+wAv/3PgJLlMwgJM90Fb3CB2IgbxhjvmB1WNdvXACVydx55V7 LPPKodSTF29rlnQAf9HLgCphuuSrrPn5VQDaYZl4N/7zc2wcWM7BTQRVy5+RARAA59fefSDR 9nMGCb9LbMX+TFAoIQo/wgP5XPyzLYakO+94GrgfZjfhdaxPXMsl2+o8jhp/hlIzG56taNdt VZtPp3ih1AgbR8rHgXw1xwOpuAd5lE1qNd54ndHuADO9a9A0vPimIes78Hi1/yy+ZEEvRkHk /kDa6F3AtTc1m4rbbOk2fiKzzsE9YXweFjQvl9p+AMw6qd/iC4lUk9g0+FQXNdRs+o4o6Qvy iOQJfGQ4UcBuOy1IrkJrd8qq5jet1fcM2j4QvsW8CLDWZS1L7kZ5gT5EycMKxUWb8LuRjxzZ 3QY1aQH2kkzn6acigU3HLtgFyV1gBNV44ehjgvJpRY2cC8VhanTx0dZ9mj1YKIky5N+C0f21 zvntBqcxV0+3p8MrxRRcgEtDZNav+xAoT3G0W4SahAaUTWXpsZoOecwtxi74CyneQNPTDjNg azHmvpdBVEfj7k3p4dmJp5i0U66Onmf6mMFpArvBRSMOKU9DlAzMi4IvhiNWjKVaIE2Se9BY FdKVAJaZq85P2y20ZBd08ILnKcj7XKZkLU5FkoA0udEBvQ0f9QLNyyy3DZMCQWcwRuj1m73D sq8DEFBdZ5eEkj1dCyx+t/ga6x2rHyc8Sl86oK1tvAkwBNsfKou3v+jP/l14a7DGBvrmlYjO 59o3t6inu6H7pt7OL6u6BQj7DoMAEQEAAcLBfAQYAQgAJgIbDBYhBBvZyq1zXEw6Rg38yk3e EPcA/4NaBQJonNqrBQkmWAihAAoJEE3eEPcA/4NaKtMQALAJ8PzprBEXbXcEXwDKQu+P/vts IfUb1UNMfMV76BicGa5NCZnJNQASDP/+bFg6O3gx5NbhHHPeaWz/VxlOmYHokHodOvtL0WCC 8A5PEP8tOk6029Z+J+xUcMrJClNVFpzVvOpb1lCbhjwAV465Hy+NUSbbUiRxdzNQtLtgZzOV Zw7jxUCs4UUZLQTCuBpFgb15bBxYZ/BL9MbzxPxvfUQIPbnzQMcqtpUs21CMK2PdfCh5c4gS sDci6D5/ZIBw94UQWmGpM/O1ilGXde2ZzzGYl64glmccD8e87OnEgKnH3FbnJnT4iJchtSvx yJNi1+t0+qDti4m88+/9IuPqCKb6Stl+s2dnLtJNrjXBGJtsQG/sRpqsJz5x1/2nPJSRMsx9 5YfqbdrJSOFXDzZ8/r82HgQEtUvlSXNaXCa95ez0UkOG7+bDm2b3s0XahBQeLVCH0mw3RAQg r7xDAYKIrAwfHHmMTnBQDPJwVqxJjVNr7yBic4yfzVWGCGNE4DnOW0vcIeoyhy9vnIa3w1uZ 3iyY2Nsd7JxfKu1PRhCGwXzRw5TlfEsoRI7V9A8isUCoqE2Dzh3FvYHVeX4Us+bRL/oqareJ CIFqgYMyvHj7Q06kTKmauOe4Nf0l0qEkIuIzfoLJ3qr5UyXc2hLtWyT9Ir+lYlX9efqh7mOY qIws/H2t In-Reply-To: <20260610222357.108394-1-enelsonmoore@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 6/11/26 00:23, Ethan Nelson-Moore wrote: > Two Hexagon memory management headers contain code to handle > CONFIG_PAGE_SIZE_1MB, which has never existed in the kernel. Remove > this dead code. > > Discovered while searching for CONFIG_* symbols referenced in code but > not defined in any Kconfig file. > > Signed-off-by: Ethan Nelson-Moore > --- > arch/hexagon/include/asm/page.h | 4 ---- > arch/hexagon/include/asm/pgtable.h | 4 ---- > 2 files changed, 8 deletions(-) > > diff --git a/arch/hexagon/include/asm/page.h b/arch/hexagon/include/asm/page.h > index 6d82572a7f21..6eac99438e3f 100644 > --- a/arch/hexagon/include/asm/page.h > +++ b/arch/hexagon/include/asm/page.h > @@ -28,10 +28,6 @@ > #define HEXAGON_L1_PTE_SIZE __HVM_PDE_S_256KB > #endif > > -#ifdef CONFIG_PAGE_SIZE_1MB > -#define HEXAGON_L1_PTE_SIZE __HVM_PDE_S_1MB > -#endif > - Heh, I stumbled over that myself at some point and was like "wtf, how can that even work" :) $ git grep PAGE_SIZE_1MB | grep Kconfig arch/sh/mm/Kconfig: default HUGETLB_PAGE_SIZE_1MB if PAGE_SIZE_64KB arch/sh/mm/Kconfig:config HUGETLB_PAGE_SIZE_1MB Reviewed-by: David Hildenbrand (Arm) -- Cheers, David