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To: Gregory Price , linux-mm@kvack.org Cc: linux-kernel@vger.kernel.org, kernel-team@meta.com, akpm@linux-foundation.org, vbabka@suse.cz, surenb@google.com, mhocko@suse.com, jackmanb@google.com, hannes@cmpxchg.org, ziy@nvidia.com, Wei Yang References: <20251024192849.2765667-1-gourry@gourry.net> From: David Hildenbrand Autocrypt: addr=david@redhat.com; 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 B3JfpUqcWwE7vUaYrHG1nw54pLUoPG6sAA7Mehl3nd4pZUALHwARAQABzSREYXZpZCBIaWxk ZW5icmFuZCA8ZGF2aWRAcmVkaGF0LmNvbT7CwZoEEwEIAEQCGwMCF4ACGQEFCwkIBwICIgIG FQoJCAsCBBYCAwECHgcWIQQb2cqtc1xMOkYN/MpN3hD3AP+DWgUCaJzangUJJlgIpAAKCRBN 3hD3AP+DWhAxD/9wcL0A+2rtaAmutaKTfxhTP0b4AAp1r/eLxjrbfbCCmh4pqzBhmSX/4z11 opn2KqcOsueRF1t2ENLOWzQu3Roiny2HOU7DajqB4dm1BVMaXQya5ae2ghzlJN9SIoopTWlR 0Af3hPj5E2PYvQhlcqeoehKlBo9rROJv/rjmr2x0yOM8qeTroH/ZzNlCtJ56AsE6Tvl+r7cW 3x7/Jq5WvWeudKrhFh7/yQ7eRvHCjd9bBrZTlgAfiHmX9AnCCPRPpNGNedV9Yty2Jnxhfmbv Pw37LA/jef8zlCDyUh2KCU1xVEOWqg15o1RtTyGV1nXV2O/mfuQJud5vIgzBvHhypc3p6VZJ lEf8YmT+Ol5P7SfCs5/uGdWUYQEMqOlg6w9R4Pe8d+mk8KGvfE9/zTwGg0nRgKqlQXrWRERv cuEwQbridlPAoQHrFWtwpgYMXx2TaZ3sihcIPo9uU5eBs0rf4mOERY75SK+Ekayv2ucTfjxr Kf014py2aoRJHuvy85ee/zIyLmve5hngZTTe3Wg3TInT9UTFzTPhItam6dZ1xqdTGHZYGU0O otRHcwLGt470grdiob6PfVTXoHlBvkWRadMhSuG4RORCDpq89vu5QralFNIf3EysNohoFy2A LYg2/D53xbU/aa4DDzBb5b1Rkg/udO1gZocVQWrDh6I2K3+cCs7BTQRVy5+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: <20251024192849.2765667-1-gourry@gourry.net> X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: UxgAcuHBsXoexADe95gzgopdvkRc2S__6LZrunTPooM_1761579808 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Stat-Signature: mzqw5i5noe6jxc7st3uprefib8nydaxj X-Rspam-User: X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: 9BBF2A000E X-HE-Tag: 1761579813-796062 X-HE-Meta: U2FsdGVkX1+5scGaGA5VYoa+GyRYJQOGxix26AkG0DFfB1HJHY9fj7zlo0VsrOPy/bXgrRF1pnVz43mlx5YjkgCQF5z8ONFDA3bhrXstNCBGmfb6zDNxbzj7mHycoGUcPVWKCHhX3P7ZlQF/L+1AOZMS1FEfMEJYeG0Cx9r0YwBtCn+Bj5bPTdBMfvjeR6t7obOcrQfo0MWMPkHW91LV3uCaw54/I0K4D49OpI+cfB84QSGpR1m0QD/zCH+01sP1BA+3XwfOI6N2N7R+sNcUVa6obk2jr6L+ywuy/IKmKfqL4JwOuTzo4+gSuPlv/Xz1Lvke+DtSd+fVaoh6eNdYJDu+XSGrDL4Unh7NJiPIpcVLvFlvkNc3AGkvPXZEYcNppeTp4DvdhmW467cgHKigURh73c1gWuP3prybIhrJyXjBTvgAdpP5uGEvMpEfO+M/Gv9VMG+H6FD6qpKEgnDhGIF4hyv/jU/WKeQXs+tTKSZ+RRCDx5xt4kV2ty72iiXrXi9FyaaYlAQljHTmRqVhIhUTGkb39kQKcd/l6B0TxaNZwha0nMVYs9d+Bh/vVIbAtZgMJ9aRX0nsln+2Q20vkAtyTgqdO0aJWToClhjBMMjoigmdgj3ODsfnEQ7P9I+e+vBGGlwSuYt0BpJcwyhcFZTIGaUSO61270ooiHUQo0BFTo5VHB0B5Ly6tXHrVO4zPmo/rsQSbNoPUaQVo9J9AO2GWk9VoSfeGWuSJ2p9h9/sL4YbUgmL8xvDSiG86aiScAoMAieJ/PHaC6GIK8YNedpPc9tjFrbW9gBobvyUAumS/mJEDWS8ko1NKJaFKWkbf9LvYd8gTXjuHS6fcWKxBD8H0PTyfGexx723gp2zBwvGowNJaYKpNcrzMxsBwvysUacpgG6ncuM60g7WTZcOi0VprHm3cPNuzI4vkWNoC9XgiMVONSYQI3TA+zBU3oeAAaEhUIS5U1dtMeq1noj OYpPIGX1 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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 24.10.25 21:28, Gregory Price wrote: > We presently skip regions with hugepages entirely when trying to do > contiguous page allocation. Instead, if hugepage migration is enabled, > consider regions with hugepages smaller than the target contiguous > allocation request as valid targets for allocation. > > isolate_migrate_pages_block() already expects requests with hugepages > to originate from alloc_contig, and hugetlb code also does a migratable > check when isolating in folio_isolate_hugetlb(). > > Suggested-by: David Hildenbrand > Signed-off-by: Gregory Price > Reviewed-by: Zi Yan > Reviewed-by: Wei Yang > --- Nit: trailing "." in subject Acked-by: David Hildenbrand -- Cheers David / dhildenb