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b=hfZaWAUCDlzQZozw9qq79Mt6j5lGQo0I6bEuEUbTBouAK20mPrY0h0IlZ3o8dK1a2 vMGw+bEWYnu3twjiAMnhgaFh3Ee3GbcyvgjD6tAUb4JpzuW0KgK2c+8MsYofTsa1jF xZdIjLuHT7n9uphBlEteztQucRJxfUSsr1nRubRypEZ65Vqm2UEWSoUBFtXGJpj37Q Q+d59mYN2PsVDtTZzitlCD/QKdW8UwWwNZBV1bAfy8aWONJkwZ/d9KBmN+z9l9jnjp eK1Q4dzg8qagdwP1/mxKLAEnJMbT6Jek7UDx+8AU2jc9j1rijifzIbfsNH88eK1jRB 32NgnJGuQu94Q== Message-ID: <00bace1c-a11a-47fe-887f-369977f45e5a@kernel.org> Date: Thu, 19 Feb 2026 10:21:12 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 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: <20260219050250.061598056@ruivo.org> <20260219050250.177881706@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: <20260219050250.177881706@ruivo.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspam-User: X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: AEFE220007 X-Stat-Signature: h7r4h6d7kdyyt9xcuofepzdgsu8xwrkp X-HE-Tag: 1771492876-309867 X-HE-Meta: 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 vlAf7cqK 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 2/19/26 06:02, 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