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b=SjyN9Fuf/+rCKMLpNKRgJnjQV8FQ3r5/qOTVKUkTxVJvouyVGPiDzw0OkHzFqxgKG laFZ92O779WGlYoHtt4x7OgAaT6CLe9ONxfm9G5yqpI7ZNZlmvkQnOu5q4ByamZRdm L9Fa4DI7ZHkI+eICgdV/7RW89hxHvH7iuJCJYbYxpp92efjX/m+VCymss6/ixHmrDN 12kChIvAWV9AtsUij8vMhjPj9MhltujZlW0mx570IIOXk1pCWs3IL8H/kofvglWjjS 2xu6VTI9YLzsjeqvrW+thUXrvpq+6fKQ2fB67NXiVUDcKL4toIdtYOoiBNWAzH1PIB ODUgYMm7viDDA== Message-ID: <6099bcde-15be-4197-905e-13dfa4c83bfe@kernel.org> Date: Thu, 5 Nov 2026 20:38:48 +0100 X-Archived-By: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 0/2] mm/cma: fix range selection in cma_declare_contiguous_multi() To: Mike Rapoport , Ivy Lopez Cc: akpm@linux-foundation.org, ljs@kernel.org, liam@infradead.org, vbabka@kernel.org, surenb@google.com, mhocko@suse.com, fvdl@google.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org References: 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: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Stat-Signature: d6cx3rqok955gfpyanof1mtssr8ar73w X-Rspamd-Queue-Id: C092CA0004 X-Rspam-User: X-Rspamd-Server: rspam08 X-Spam-Status: No, score=-7.3 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_PASS,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=4.0.1 X-HE-Tag: 1793907534-713255 X-HE-Meta: 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 IKF+4kK4 OMbU18RHDbsJHjZyoXn7uvM+5gzYknTv6EJxrYL+fQuKu4GuC6gM/CondnbF/6eThnOoSKg8C5iLzxOSSd3VviS595dHt6mMIyqkSFWRjfJ7qFA19O8DWjZ1NZ+qaWlCSXEWMRMhG1jloBQaMwWBaKYVuUsDhpNLYCkGRpqgAIbIQqhDTdr3D/HzUQ1P0Ow78Bj/Pv5HyrG6Fp8DNegQD0H484q3AQPcn1CQnTvZc2qn0I2DRT6zdkHk3BmqK9L7KlKcIVTdt537XgYOqhlTsnT09FYZTKjkTHTZMuE0nWPpKAgfWqtaP/A2LiA== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 On 10/29/26 13:22, Mike Rapoport wrote: > On Wed, Oct 14, 2026 at 08:53:39PM -0600, Ivy Lopez wrote: >> These two patches fix two independent bugs in the multi-range selection >> of cma_declare_contiguous_multi(), found by code inspection with the >> help of an LLM (both patches carry Assisted-by: LLM). > > cma_declare_contiguous_multi() seems broken in many ways. > I'm working on a patch to rewrite it. > Do these two fixes still apply? -- Cheers, David