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[2003:d8:2f02:2900:f54f:bad7:c5f4:9404]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-39eae964002sm8764656f8f.8.2025.04.13.13.47.36 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 13 Apr 2025 13:47:36 -0700 (PDT) Message-ID: <8a270b04-5ad6-41dc-9d97-b228a3f50a60@redhat.com> Date: Sun, 13 Apr 2025 22:47:35 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] mm: add nr_free_highatomic in show_free_areas To: gaoxu , Andrew Morton Cc: Mike Rapoport , "surenb@google.com" , Yu Zhao , Barry Song <21cnbao@gmail.com>, "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" , yipengxiang References: 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 ZW5icmFuZCA8ZGF2aWRAcmVkaGF0LmNvbT7CwZgEEwEIAEICGwMGCwkIBwMCBhUIAgkKCwQW AgMBAh4BAheAAhkBFiEEG9nKrXNcTDpGDfzKTd4Q9wD/g1oFAl8Ox4kFCRKpKXgACgkQTd4Q 9wD/g1oHcA//a6Tj7SBNjFNM1iNhWUo1lxAja0lpSodSnB2g4FCZ4R61SBR4l/psBL73xktp rDHrx4aSpwkRP6Epu6mLvhlfjmkRG4OynJ5HG1gfv7RJJfnUdUM1z5kdS8JBrOhMJS2c/gPf wv1TGRq2XdMPnfY2o0CxRqpcLkx4vBODvJGl2mQyJF/gPepdDfcT8/PY9BJ7FL6Hrq1gnAo4 3Iv9qV0JiT2wmZciNyYQhmA1V6dyTRiQ4YAc31zOo2IM+xisPzeSHgw3ONY/XhYvfZ9r7W1l pNQdc2G+o4Di9NPFHQQhDw3YTRR1opJaTlRDzxYxzU6ZnUUBghxt9cwUWTpfCktkMZiPSDGd KgQBjnweV2jw9UOTxjb4LXqDjmSNkjDdQUOU69jGMUXgihvo4zhYcMX8F5gWdRtMR7DzW/YE BgVcyxNkMIXoY1aYj6npHYiNQesQlqjU6azjbH70/SXKM5tNRplgW8TNprMDuntdvV9wNkFs 9TyM02V5aWxFfI42+aivc4KEw69SE9KXwC7FSf5wXzuTot97N9Phj/Z3+jx443jo2NR34XgF 89cct7wJMjOF7bBefo0fPPZQuIma0Zym71cP61OP/i11ahNye6HGKfxGCOcs5wW9kRQEk8P9 M/k2wt3mt/fCQnuP/mWutNPt95w9wSsUyATLmtNrwccz63XOwU0EVcufkQEQAOfX3n0g0fZz Bgm/S2zF/kxQKCEKP8ID+Vz8sy2GpDvveBq4H2Y34XWsT1zLJdvqPI4af4ZSMxuerWjXbVWb T6d4odQIG0fKx4F8NccDqbgHeZRNajXeeJ3R7gAzvWvQNLz4piHrO/B4tf8svmRBL0ZB5P5A 2uhdwLU3NZuK22zpNn4is87BPWF8HhY0L5fafgDMOqnf4guJVJPYNPhUFzXUbPqOKOkL8ojk CXxkOFHAbjstSK5Ca3fKquY3rdX3DNo+EL7FvAiw1mUtS+5GeYE+RMnDCsVFm/C7kY8c2d0G NWkB9pJM5+mnIoFNxy7YBcldYATVeOHoY4LyaUWNnAvFYWp08dHWfZo9WCiJMuTfgtH9tc75 7QanMVdPt6fDK8UUXIBLQ2TWr/sQKE9xtFuEmoQGlE1l6bGaDnnMLcYu+Asp3kDT0w4zYGsx 5r6XQVRH4+5N6eHZiaeYtFOujp5n+pjBaQK7wUUjDilPQ5QMzIuCL4YjVoylWiBNknvQWBXS lQCWmavOT9sttGQXdPCC5ynI+1ymZC1ORZKANLnRAb0NH/UCzcsstw2TAkFnMEbo9Zu9w7Kv AxBQXWeXhJI9XQssfrf4Gusdqx8nPEpfOqCtbbwJMATbHyqLt7/oz/5deGuwxgb65pWIzufa N7eop7uh+6bezi+rugUI+w6DABEBAAHCwXwEGAEIACYCGwwWIQQb2cqtc1xMOkYN/MpN3hD3 AP+DWgUCXw7HsgUJEqkpoQAKCRBN3hD3AP+DWrrpD/4qS3dyVRxDcDHIlmguXjC1Q5tZTwNB boaBTPHSy/Nksu0eY7x6HfQJ3xajVH32Ms6t1trDQmPx2iP5+7iDsb7OKAb5eOS8h+BEBDeq 3ecsQDv0fFJOA9ag5O3LLNk+3x3q7e0uo06XMaY7UHS341ozXUUI7wC7iKfoUTv03iO9El5f XpNMx/YrIMduZ2+nd9Di7o5+KIwlb2mAB9sTNHdMrXesX8eBL6T9b+MZJk+mZuPxKNVfEQMQ a5SxUEADIPQTPNvBewdeI80yeOCrN+Zzwy/Mrx9EPeu59Y5vSJOx/z6OUImD/GhX7Xvkt3kq Er5KTrJz3++B6SH9pum9PuoE/k+nntJkNMmQpR4MCBaV/J9gIOPGodDKnjdng+mXliF3Ptu6 3oxc2RCyGzTlxyMwuc2U5Q7KtUNTdDe8T0uE+9b8BLMVQDDfJjqY0VVqSUwImzTDLX9S4g/8 kC4HRcclk8hpyhY2jKGluZO0awwTIMgVEzmTyBphDg/Gx7dZU1Xf8HFuE+UZ5UDHDTnwgv7E th6RC9+WrhDNspZ9fJjKWRbveQgUFCpe1sa77LAw+XFrKmBHXp9ZVIe90RMe2tRL06BGiRZr jPrnvUsUUsjRoRNJjKKA/REq+sAnhkNPPZ/NNMjaZ5b8Tovi8C0tmxiCHaQYqj7G2rgnT0kt WNyWQQ== Organization: Red Hat In-Reply-To: X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: ty_KDwpazyQP7_YmhjJA3nCOj-qtylj_HRYpWE6IiSg_1744577258 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam01 X-Stat-Signature: ubhdr9uibc37czq7t8yiw61sy39hgngk X-Rspam-User: X-Rspamd-Queue-Id: 65729160003 X-HE-Tag: 1744577261-213334 X-HE-Meta: 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 b8AhC1+H 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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 12.04.25 11:27, gaoxu wrote: > The commit c928807f6f6b6("mm/page_alloc: keep track of free highatomic") > adds a new variable nr_free_highatomic, which is useful for analyzing low > mem issues. add nr_free_highatomic in show_free_areas. > Sounds helpful Acked-by: David Hildenbrand -- Cheers, David / dhildenb