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b=j2RdBgupIRwg73CwRve8NTUlkPg4J5Jim1Ak6Vk6wa0ys/KJFMCEW6qS23490su1v znaf7cRDc3GxEdWAeV0ezUYJjdjPqSFlGY6bxnVezjPPgK3KYo02B2HlZL+X5VWHNN zGHvYc9spvRzk1dcxhmw6AeoJgnYZBeQyFWkgYSroGwgLfGU7+YnQV4nXLPzt3bmFN E44b+hBvSgqiRdZ+5rI7nyTUvazIiKzPig8VOeLrpA9MO4uOsD8twhZV9SP72AK6iz jwO+GeL00SRIHM1yiVB6TP44bMsgXMweF5yCUZyazzE5OTxDnfHIyb628B2lmaZALr DYZZh+JWeJsFg== Message-ID: <5906b24c-9c50-4f52-b616-d080f2042bed@kernel.org> Date: Mon, 17 Aug 2026 11:33:10 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/2] mm: gup: move pmd_protnone() into gup_fast_pmd_leaf() To: Aristeu Rozanski , linux-mm@kvack.org Cc: Andrew Morton , Jason Gunthorpe , John Hubbard , Peter Xu References: <20260805035847.936054733@ruivo.org> <20260805035848.062492610@ruivo.org> 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: <20260805035848.062492610@ruivo.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspam-User: X-Rspamd-Queue-Id: 95CBD1A0003 X-Rspamd-Server: rspam07 X-Stat-Signature: n4gnc76omcdc1se6phhwrnaxmtpfioxb X-HE-Tag: 1786959194-316617 X-HE-Meta: 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 YQJzPfvE 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 8/5/26 05:58, Aristeu Rozanski wrote: > Make pmd handling match pud handling by calling pmd_protnone() > inside gup_fast_pmd_leaf(). > > Suggested-by: David Hildenbrand > Link: https://lore.kernel.org/all/85e760cf-b994-40db-8d13-221feee55c60@redhat.com/T/#u > Cc: Andrew Morton > Cc: David Hildenbrand > Cc: Jason Gunthorpe > Cc: John Hubbard > Cc: Peter Xu > Signed-off-by: Aristeu Rozanski > Acked-by: David Hildenbrand (Arm) -- Cheers, David