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b=VJrkY+FWV2jA0Yn4Sz6PHsZzJUBhVCe9TQgSMyR+Pld9ykt7kgIQtK3yMprXd5C21 GaxN1aiVRx21WB+dQVC2rCVnHcaUYEwR+afEFKfGTquLuwAsph/1ib6JmKCKcFby+Z rKv6am9N/yL1WPrZixFDJFr70Un/wbnZ0lDXBMFu+eI/nMn5K8yidVhZtqumR70XLp d2yqKK5051vXvW6IAYOvBQ0fbj0VJ+q/yRQDB8XBg+34uLJOOBN7jXBek+E648YgIx gPkSzpV6KlcjPDIy61Rl19bG9honqP+nBFpuK5/awPdkvRLJrQkrfbU86NXwGU0rRP 2F4BRBJaYgWJg== Message-ID: <41193b84-1629-4751-a8ad-4f72120da31b@kernel.org> Date: Mon, 11 May 2026 17:22:09 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/7] mm/migrate: use migrate_info field instead of private To: Shivank Garg , akpm@linux-foundation.org Cc: kinseyho@google.com, weixugc@google.com, ljs@kernel.org, Liam.Howlett@oracle.com, vbabka@kernel.org, willy@infradead.org, rppt@kernel.org, surenb@google.com, mhocko@suse.com, ziy@nvidia.com, matthew.brost@intel.com, joshua.hahnjy@gmail.com, rakie.kim@sk.com, byungchul@sk.com, gourry@gourry.net, ying.huang@linux.alibaba.com, apopple@nvidia.com, dave@stgolabs.net, Jonathan.Cameron@huawei.com, rkodsara@amd.com, vkoul@kernel.org, bharata@amd.com, sj@kernel.org, rientjes@google.com, xuezhengchu@huawei.com, yiannis@zptcorp.com, dave.hansen@intel.com, hannes@cmpxchg.org, jhubbard@nvidia.com, peterx@redhat.com, riel@surriel.com, shakeel.butt@linux.dev, stalexan@redhat.com, tj@kernel.org, nifan.cxl@gmail.com, jic23@kernel.org, aneesh.kumar@kernel.org, nathan.lynch@amd.com, Frank.li@nxp.com, djbw@kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org References: <20260428155043.39251-2-shivankg@amd.com> <20260428155043.39251-6-shivankg@amd.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: <20260428155043.39251-6-shivankg@amd.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: A97B640014 X-Rspam-User: X-Stat-Signature: mzxdck8e5paoi8ai458me9sdywnw3shi X-HE-Tag: 1778512939-274285 X-HE-Meta: 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 gLH92NZi I/SOHYnF0Vg1OQ29gCEI+Mvz4KJ6ZktLN452tWlUk7WXfhXYc3i633HZ2FknBce2WDVpK0FGI6I8i708XbOoi5xDtlVr9Tef9C0czZzmW3Lu072PhZz49pUYnc5fPyHM5wxGnTLoLg1Ze74tz1/BkDDckiVtKeeRHgf3xeDAjkbS2Oh0Ky/FkwDwCmrVcTQUTTF/NsWxQrSMt69pn9pXv+VpMemw5FDHi3oBuPjD8SleSkWO03Ev9CFqbXYAOjEQ5U4gCRXaUdupmNog87nKnFHGKaX6gVkAiQZPXhLmNsUpPY9TlhbW3K9LX9SkU/HegognysCPT0Q6KpNHc5unmqzVGgt/Qy+Vkpqq/fKoPP2nI1FeIJ9YkexGB9Bv4gpvA9REZt8QOiyr5qP36MDo0ob7obmewxcqeNj6TdzEVTouA6hg= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 4/28/26 17:50, Shivank Garg wrote: > Add an unsigned long migrate_info member to the struct folio union and > use it to store migration state (anon_vma pointer and FOLIO_WAS_* > flags) instead of using folio->private. > > No functional change. > > Suggested-by: David Hildenbrand > Signed-off-by: Shivank Garg > --- Acked-by: David Hildenbrand (Arm) -- Cheers, David