From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id CA87CCF58F1 for ; Fri, 20 Sep 2024 08:59:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:From:References:Cc:To: Subject:MIME-Version:Date:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=A8ug1qwsspB0Q0QJfgvYRDLSg+5MjPthnpmzgYf2vMg=; b=3g+Ne4iPePkyx+ 8PsA+Nt4ZJxTzIWgOppsChJBYoHss/vVpq+AlFSGJnGx7gcud8izcRimoiBegNpRPRiKfolymgXlq kQA61sxcs8/jdyKV87o/iWzFFI1PPjUcfZxCZ20s14jPY3vQJRS840N8/RXWHHL2lQlWHFbqgyZG9 ORuCS4ayrZ/hBSZ8yAyNueJDU3gEZqQZbgq3L8idT4iDmNPmTJgUjm2yc3oyDBaOCux2A/3jkKVEv zxm83HZn8LyeIqAmn48F/Zoo0+a1hXzKNzyZlzqyxAWewN7Z48NgxwxC1ncSbxBD+CPoiz6Dt/fai 0FJnwJrggmDhoXgV7n/Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1srZUG-0000000BrjC-3nAa; Fri, 20 Sep 2024 08:59:36 +0000 Received: from mgamail.intel.com ([192.198.163.7]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1srZNx-0000000BpvQ-1foW for linux-riscv@lists.infradead.org; Fri, 20 Sep 2024 08:53:07 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1726822386; x=1758358386; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=U62G/ng4OCDBCfNaF3t7d607ECXcemW0hgJpnqy08cA=; b=g/0GzNvxKydRdax0aKe+FU5j1VwvTC8GaQ5daKMaYnVCPdLd13/wKdcD IIbuFEhx/ivai8ZldHXwsY+GI/c+A6KOowS7GPubwAd9s4PRN5c6Fj93l Znk2tgSwMYQyPh7TveG3pdajn/s24gB/pIrfIFFPET6ZcYv50t/HXJ0ka hu9t1FqkKs3LF3C0OfaN5C53ogeu4huwJ7p75buKLZO7Wei7xOd/2AewL 2P+L2exeyoglBl0yjZh6yKHnwi+AmoONSh/faOWo/LEKuPDCSD40qKoQM mZsWDFog1Sj0hHBP+ClAM5Um4Tlj/D4bct5cAiDNImdK8wa7ZYny/lXf2 Q==; X-CSE-ConnectionGUID: 8epABGlcQtyXZ8MxDkyI1w== X-CSE-MsgGUID: LNK7WsqYTJGy0Zixt+W7ow== X-IronPort-AV: E=McAfee;i="6700,10204,11200"; a="51238966" X-IronPort-AV: E=Sophos;i="6.10,243,1719903600"; d="scan'208";a="51238966" Received: from orviesa006.jf.intel.com ([10.64.159.146]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Sep 2024 01:52:44 -0700 X-CSE-ConnectionGUID: ac+7hOJWSuOke2n3RrMbqw== X-CSE-MsgGUID: VOdUS9/6SfC60J+b/3Jqmg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,243,1719903600"; d="scan'208";a="70540520" Received: from dhhellew-desk2.ger.corp.intel.com.ger.corp.intel.com (HELO [10.245.245.29]) ([10.245.245.29]) by orviesa006-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Sep 2024 01:52:40 -0700 Message-ID: <2924c274-2b01-4b33-87e7-5b66aceba3b0@intel.com> Date: Fri, 20 Sep 2024 01:52:34 -0700 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] mm: Move set_pxd_safe() helpers from generic to platform To: Anshuman Khandual , linux-mm@kvack.org, akpm@linux-foundation.org Cc: Paul Walmsley , Palmer Dabbelt , Thomas Gleixner , Dave Hansen , David Hildenbrand , Ryan Roberts , x86@kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org References: <20240920053017.2514920-1-anshuman.khandual@arm.com> <3309e9ca-458b-4b10-8409-9fe315b60ae2@intel.com> <925a26e2-bd53-4bf4-b22d-7a0e11581376@arm.com> From: Dave Hansen Content-Language: en-US Autocrypt: addr=dave.hansen@intel.com; keydata= xsFNBE6HMP0BEADIMA3XYkQfF3dwHlj58Yjsc4E5y5G67cfbt8dvaUq2fx1lR0K9h1bOI6fC oAiUXvGAOxPDsB/P6UEOISPpLl5IuYsSwAeZGkdQ5g6m1xq7AlDJQZddhr/1DC/nMVa/2BoY 2UnKuZuSBu7lgOE193+7Uks3416N2hTkyKUSNkduyoZ9F5twiBhxPJwPtn/wnch6n5RsoXsb ygOEDxLEsSk/7eyFycjE+btUtAWZtx+HseyaGfqkZK0Z9bT1lsaHecmB203xShwCPT49Blxz VOab8668QpaEOdLGhtvrVYVK7x4skyT3nGWcgDCl5/Vp3TWA4K+IofwvXzX2ON/Mj7aQwf5W iC+3nWC7q0uxKwwsddJ0Nu+dpA/UORQWa1NiAftEoSpk5+nUUi0WE+5DRm0H+TXKBWMGNCFn c6+EKg5zQaa8KqymHcOrSXNPmzJuXvDQ8uj2J8XuzCZfK4uy1+YdIr0yyEMI7mdh4KX50LO1 pmowEqDh7dLShTOif/7UtQYrzYq9cPnjU2ZW4qd5Qz2joSGTG9eCXLz5PRe5SqHxv6ljk8mb ApNuY7bOXO/A7T2j5RwXIlcmssqIjBcxsRRoIbpCwWWGjkYjzYCjgsNFL6rt4OL11OUF37wL QcTl7fbCGv53KfKPdYD5hcbguLKi/aCccJK18ZwNjFhqr4MliQARAQABzUVEYXZpZCBDaHJp c3RvcGhlciBIYW5zZW4gKEludGVsIFdvcmsgQWRkcmVzcykgPGRhdmUuaGFuc2VuQGludGVs LmNvbT7CwXgEEwECACIFAlQ+9J0CGwMGCwkIBwMCBhUIAgkKCwQWAgMBAh4BAheAAAoJEGg1 lTBwyZKwLZUP/0dnbhDc229u2u6WtK1s1cSd9WsflGXGagkR6liJ4um3XCfYWDHvIdkHYC1t MNcVHFBwmQkawxsYvgO8kXT3SaFZe4ISfB4K4CL2qp4JO+nJdlFUbZI7cz/Td9z8nHjMcWYF IQuTsWOLs/LBMTs+ANumibtw6UkiGVD3dfHJAOPNApjVr+M0P/lVmTeP8w0uVcd2syiaU5jB aht9CYATn+ytFGWZnBEEQFnqcibIaOrmoBLu2b3fKJEd8Jp7NHDSIdrvrMjYynmc6sZKUqH2 I1qOevaa8jUg7wlLJAWGfIqnu85kkqrVOkbNbk4TPub7VOqA6qG5GCNEIv6ZY7HLYd/vAkVY E8Plzq/NwLAuOWxvGrOl7OPuwVeR4hBDfcrNb990MFPpjGgACzAZyjdmYoMu8j3/MAEW4P0z F5+EYJAOZ+z212y1pchNNauehORXgjrNKsZwxwKpPY9qb84E3O9KYpwfATsqOoQ6tTgr+1BR CCwP712H+E9U5HJ0iibN/CDZFVPL1bRerHziuwuQuvE0qWg0+0SChFe9oq0KAwEkVs6ZDMB2 P16MieEEQ6StQRlvy2YBv80L1TMl3T90Bo1UUn6ARXEpcbFE0/aORH/jEXcRteb+vuik5UGY 5TsyLYdPur3TXm7XDBdmmyQVJjnJKYK9AQxj95KlXLVO38lczsFNBFRjzmoBEACyAxbvUEhd GDGNg0JhDdezyTdN8C9BFsdxyTLnSH31NRiyp1QtuxvcqGZjb2trDVuCbIzRrgMZLVgo3upr MIOx1CXEgmn23Zhh0EpdVHM8IKx9Z7V0r+rrpRWFE8/wQZngKYVi49PGoZj50ZEifEJ5qn/H Nsp2+Y+bTUjDdgWMATg9DiFMyv8fvoqgNsNyrrZTnSgoLzdxr89FGHZCoSoAK8gfgFHuO54B lI8QOfPDG9WDPJ66HCodjTlBEr/Cwq6GruxS5i2Y33YVqxvFvDa1tUtl+iJ2SWKS9kCai2DR 3BwVONJEYSDQaven/EHMlY1q8Vln3lGPsS11vSUK3QcNJjmrgYxH5KsVsf6PNRj9mp8Z1kIG qjRx08+nnyStWC0gZH6NrYyS9rpqH3j+hA2WcI7De51L4Rv9pFwzp161mvtc6eC/GxaiUGuH BNAVP0PY0fqvIC68p3rLIAW3f97uv4ce2RSQ7LbsPsimOeCo/5vgS6YQsj83E+AipPr09Caj 0hloj+hFoqiticNpmsxdWKoOsV0PftcQvBCCYuhKbZV9s5hjt9qn8CE86A5g5KqDf83Fxqm/ vXKgHNFHE5zgXGZnrmaf6resQzbvJHO0Fb0CcIohzrpPaL3YepcLDoCCgElGMGQjdCcSQ+Ci FCRl0Bvyj1YZUql+ZkptgGjikQARAQABwsFfBBgBAgAJBQJUY85qAhsMAAoJEGg1lTBwyZKw l4IQAIKHs/9po4spZDFyfDjunimEhVHqlUt7ggR1Hsl/tkvTSze8pI1P6dGp2XW6AnH1iayn yRcoyT0ZJ+Zmm4xAH1zqKjWplzqdb/dO28qk0bPso8+1oPO8oDhLm1+tY+cOvufXkBTm+whm +AyNTjaCRt6aSMnA/QHVGSJ8grrTJCoACVNhnXg/R0g90g8iV8Q+IBZyDkG0tBThaDdw1B2l asInUTeb9EiVfL/Zjdg5VWiF9LL7iS+9hTeVdR09vThQ/DhVbCNxVk+DtyBHsjOKifrVsYep WpRGBIAu3bK8eXtyvrw1igWTNs2wazJ71+0z2jMzbclKAyRHKU9JdN6Hkkgr2nPb561yjcB8 sIq1pFXKyO+nKy6SZYxOvHxCcjk2fkw6UmPU6/j/nQlj2lfOAgNVKuDLothIxzi8pndB8Jju KktE5HJqUUMXePkAYIxEQ0mMc8Po7tuXdejgPMwgP7x65xtfEqI0RuzbUioFltsp1jUaRwQZ MTsCeQDdjpgHsj+P2ZDeEKCbma4m6Ez/YWs4+zDm1X8uZDkZcfQlD9NldbKDJEXLIjYWo1PH hYepSffIWPyvBMBTW2W5FRjJ4vLRrJSUoEfJuPQ3vW9Y73foyo/qFoURHO48AinGPZ7PC7TF vUaNOTjKedrqHkaOcqB185ahG2had0xnFsDPlx5y In-Reply-To: <925a26e2-bd53-4bf4-b22d-7a0e11581376@arm.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240920_015305_573883_1BCB0E04 X-CRM114-Status: UNSURE ( 7.99 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On 9/19/24 23:42, Anshuman Khandual wrote: >> I just did a quick grep and don't see any difference between the _safe >> and normal variants. A quick grep didn't turn up any actual users. >> >> Did anyone actually double check that these are still needed on x86 in >> the first place? > arch/x86/mm/init_64.c Ahh, the #defines make them immune to grep. :) Long-term, we should make sure these are still necessary. Short term (in this patch), please just put the #defines in init_64.c if it is the only site that needs them. _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv