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b=mQdv6piHpP+kD36q4PZDoaT/P1azfp3irtTHkLwfATddsmdYCprwSoojI5BWHhu1S bboeZ1nqGo3t2hHH9LvlgkeLrP0Wko/sKNjCj6rZpn73RlQsry7sRLOQ5ATj518Ti5 5G27ok2ROt/CuVLuPxe7/UcV7MRtjG42+zDH2FCJiShojX1InDH/ICe72/qw4jizkg oZ497fJ4AiXalCamiRWSZAzJOe5PSKuVUD5DP6ryCbh4N0lC/zwVSPrZmiSATPT4Ue LeUo0QmkIcGLDec3Vwv4TaLvVpR41Sncp5b65c9Y7suLfrJAcNph7tJ/8sA8xPpwsh hLwpmu5n3CWDA== Message-ID: Date: Fri, 9 Oct 2026 20:02:04 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2] mm/hugetlb: move hugetlb_sysfs_initialized into hugetlb_register_all_nodes() To: Enze Li , muchun.song@linux.dev, osalvador@suse.de, akpm@linux-foundation.org Cc: linux-mm@kvack.org, enze.li@gmx.com References: <20261009142010.552614-1-lienze@kylinos.cn> 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: <20261009142010.552614-1-lienze@kylinos.cn> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 3890340011 X-Rspam-User: X-Stat-Signature: gufksqa5qhnbwgseja4rtysabdfb3u6d X-HE-Tag: 1791568931-300113 X-HE-Meta: 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 bVmv+YpP x1tLdIpRPqLJP06Hgu9CxX2HlmqK5t8VZG8oo/ZNY3rU0K4JGouV59JbsSTBlCZGPrmmZjrlYdmp1rlmhH7GU2vpVk1LJMC3b4J0W7Du+DGd/2aazBBDxi/cPqkj7GmbVsWh4mfQPX1KYrby9a+3cL5WkbunThA7mqH9orExC1XCu6RQvBUBsG4nCalYKWrZM/F/cwC1ylSZccckHqtgrfCoi4CJZQRA3usSPP7bvOcWEh2oRAdkB3aHjTZLxH4AEPaVz/wafs/k++8ZcsjnljKGtxGPGQLR5rUE1xA8q+gZzzkdjZgWHskiulb7DaWPhEouf15LombZ2DFU= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 10/9/26 16:20, Enze Li wrote: > hugetlb_sysfs_init() guards the "hugetlb_sysfs_initialized = true" > assignment with an #ifdef CONFIG_NUMA block, while the following > hugetlb_register_all_nodes() call is left unguarded and relies on the empty > !CONFIG_NUMA stub. > > Move the assignment into the NUMA version of hugetlb_register_all_nodes(), > before it registers the online nodes, so the #ifdef in hugetlb_sysfs_init() > can go away. Keep the !CONFIG_NUMA stub, so the call site is unconditional > in both configurations. > > Suggested-by: Muchun Song > Signed-off-by: Enze Li > --- Acked-by: David Hildenbrand (Arm) -- Cheers, David