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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id DF9E1C61DB9 for ; Thu, 27 Aug 2026 16:26:16 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id F0C516B00B4; Thu, 27 Aug 2026 12:25:36 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id EE34E6B00B5; Thu, 27 Aug 2026 12:25:36 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id D0E466B00B6; Thu, 27 Aug 2026 12:25:36 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0010.hostedemail.com [216.40.44.10]) by kanga.kvack.org (Postfix) with ESMTP id A6E0F6B00B4 for ; Thu, 27 Aug 2026 12:25:36 -0400 (EDT) Received: from smtpin02.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay10.hostedemail.com (Postfix) with ESMTP id 2A324C010D for ; Thu, 27 Aug 2026 16:25:36 +0000 (UTC) X-FDA: 85147575072.02.1053417 Received: from tor.source.kernel.org (tor.source.kernel.org [172.105.4.254]) by imf23.hostedemail.com (Postfix) with ESMTP id 551AC140007 for ; Thu, 27 Aug 2026 16:25:34 +0000 (UTC) Authentication-Results: imf23.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=k6HwUcWA; spf=pass (imf23.hostedemail.com: domain of david@kernel.org designates 172.105.4.254 as permitted sender) smtp.mailfrom=david@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1787847934; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=iY6zgDeLvAnr8KWZhMBh9zbagc0eZjyG95uh/kXDxZM=; b=OpcYxYRmN2z/4ymVKnEqhPt2ZWGX7+jqM6qjJ7wSlhUM1l2//xLc3GI5QQXd0Y+0HzxEzW ieb/98uYlk3O3Jn5m9qATOLHgS13JsVDDpAzzLhY06sDweMpIKrCm5MMm6Qk6KfUzP/shb Nib7akAzFQ4QN3z5Wkb5tJuMpGvBps4= ARC-Seal: i=1; a=rsa-sha256; d=hostedemail.com; s=arc-20220608; cv=none; t=1787847934; b=iUbUD4gKV/JW7ZAD3wCx0DH2s70jt9onNuPaW0e+jExjpH37mwkp7GPVpUOkh/dVJRzOLV DT7CujyysW921FPcqg3x/tKlmlCopCp6b4K1KeJB1HJtrFGbh0z/+F5rlFZCBDeZOtYGgX pIPj2Nhqy+kkLaJr7hFR8E7JEMDjb/k= ARC-Authentication-Results: i=1; imf23.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=k6HwUcWA; spf=pass (imf23.hostedemail.com: domain of david@kernel.org designates 172.105.4.254 as permitted sender) smtp.mailfrom=david@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id E1A7A600D9; Thu, 27 Aug 2026 16:25:33 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B4E2C1F000E9; Thu, 27 Aug 2026 16:25:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1787847933; bh=iY6zgDeLvAnr8KWZhMBh9zbagc0eZjyG95uh/kXDxZM=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=k6HwUcWACxjcZl0drCOj9s6kp0cnk2xFIZny5ZjgIUu/IOToibmDSzD3deidgjdI4 MC7xi9LAFKHupZmsQEytJpNIM8CtzqLWLtX5NGdypiZ3dR+iUp2lo+YIup72ASN9pP UGCd5Vs5l8ltRJ4uI8spv1XqdBKBYRGHXsnIqHF3+TdOz254x5Bo1u9Ug1IhLOCZIe jdNfnggRee0uoqRoSQKEEFQO1Q5K/IpsfUKI12Hz0RabmHq3SB2lpMbAcdc627ygM2 ekZ5WxjI/g7eGi0IJKsK0jE7pcDxEpdknSuumQe1K5y1ctnn3uHK0ZXArUQaC6NzTM h2BlSwbwd553w== Message-ID: Date: Thu, 27 Aug 2026 18:25:25 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 07/18] mm/huge_memory: move EOF trimming into the file split helper To: kasong@tencent.com, linux-mm@kvack.org Cc: linux-kernel@vger.kernel.org, Andrew Morton , Lorenzo Stoakes , Zi Yan , Baolin Wang , "Liam R. Howlett" , Nico Pache , Ryan Roberts , Dev Jain , Lance Yang , Usama Arif , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Chris Li , Kemeng Shi , Nhat Pham , Baoquan He , Barry Song , Youngjun Park , Shivam Kalra , Kairui Song References: <20260821-swap-thp-cleanup-v3-0-9b43f5163238@tencent.com> <20260821-swap-thp-cleanup-v3-7-9b43f5163238@tencent.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: <20260821-swap-thp-cleanup-v3-7-9b43f5163238@tencent.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspam-User: X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: 551AC140007 X-Stat-Signature: 973fejd6x7ixfs53g35q5z3pdp3uwy7a X-HE-Tag: 1787847934-686056 X-HE-Meta: U2FsdGVkX18MjEZPnfzcusH5x0ZetKZ0rEdmvUik7f/5d4qwWW/UV2uMauElV6wD6UoJ1dCYjmDLPg2MemjlI3SVKsBOExDwt5c8yPp539lwtGd0kbqDtI1L8fChia0LHaFxS5GzFebJaOYhTKvQzFuTRJJDXdWd0gGRo+METVh/aedRcL37Yv5zjStcpKkrYEvvECp7o5ubLKcFglV0TLTm613192Z6ofOt/iLeWkSXCCOmw+QDxgujOioIbpLNEKq3aLkVWKSSDYYuh7NFgEeFV6DFjl5JPqR/bIdOCYupc1w6zr4905+Gc7ElEXaj5bshLhkuX8h5erFeOuNUaaMl2+CHFYv7x+JxpH3iXxPGmBjN/1+mzVyiEzZlp43kTyZTLqSykyi54qxc3FWhE7lo85pNHNSz9DxNYZGCQEof6yo38Mp+ECrHpJvwQynWljjRNwp3DKpXCxwb1KmbibDwhSf8uy+o2NseIWdjAMu9T0g+5dz9xvF4lrJGwl70yYm0MMpKQ0nVmFI4dXK3JLGgBE5jV5j/AyZRX/+M3Hp6u8oxJpczdBqOm0M1CnJnbunIDD4iPoq8vD+/kpcQUrL0NenC7bzitQxkKDA6pVPd4D5CwLWvJA0J4DwlY63a8qIU7K8z/eDQIZauaSUvFYP1CN9R3TVAW1sR1IQg1L1rdAbEgu00bGSx4I3FuaX7oAA4iRnixEpgGdxfkqep6RTucvDiT3Oe/aA0fjWNHJMMLVGFDFjyBw5RKthr5G2GzaaDXhtLcOCEQKXXsvz7YmcGwjFYSzfIuPV1R6YCeG6oP7zr5lb9tI47u1LzueiIbA0aLCHBYEgJ2dEOVgFLdvrlKbJEb3ciBQoCdlibkEffpmmk/G1T8/7c0MyYHmKAbNnd+9wz3WDzAhC2a3vssRJAlth6lMnqNlXtEB8HnveC4mWMMurf5kkBI4ok3UL945mguOXfX1g6NwXW+32 dW2dGTqU skoZ0NlmUhC7x2xyAGQML4cKsUE9ziPpVM1lZbHFXWax3jaT2f+Hy+s6G0kDITx9oYvqTWwG4X3oRygrx4qA+UvY2bCH8CpehgN84yuluXyMjAUi3TJ8EwtbXn0xlxld54aPx4AKSyuvAVRHCDcEOb7Sb90bE51fNBT+4ONGjCrdtEeUiwL3dJ7WbYa8p0gAfYk5S5eEdntcJptsOBaUO6BGAn5TesUSpPk1Gdb9hH7Iqs87nwZ+W+h3w14Jnhe1tGcCoDpV+nrWY3aQBTwPoegiIMp+QtMCYvhScqBxih6zOyY2rt5GXasU3zTBA/oCsWEouw5N1JmBsie9VfhfghbEKTnVfNo888a3TFBljU+3igLNBIM2FVqwJPf2e5h44p+Cs Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 8/20/26 20:55, Kairui Song via B4 Relay wrote: > From: Kairui Song > > Instead of receiving @end and @nr_shmem_dropped from the caller, the > file split helper now computes the EOF boundary and trims pages beyond > it itself, as this is only needed for file split. This drops the > redundant parameter passing and sanity check. > > Reviewed-by: Zi Yan > Signed-off-by: Kairui Song > --- Acked-by: David Hildenbrand (Arm) -- Cheers, David