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([2a09:80c0:192:0:5dac:bf3d:c41:c3e7]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-374c0f6f4c4sm5534191f8f.44.2024.09.02.02.00.14 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 02 Sep 2024 02:00:15 -0700 (PDT) Message-ID: Date: Mon, 2 Sep 2024 11:00:14 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RFC PATCH 3/4] mm/page_isolation: remove migratetype from undo_isolate_page_range() To: Zi Yan , linux-mm@kvack.org Cc: Oscar Salvador , Vlastimil Babka , Johannes Weiner , Baolin Wang , "Kirill A. Shutemov" , Mel Gorman , linux-kernel@vger.kernel.org References: <20240828202240.2809740-1-ziy@nvidia.com> <20240828202240.2809740-4-ziy@nvidia.com> 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: <20240828202240.2809740-4-ziy@nvidia.com> X-Mimecast-Spam-Score: 0 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: rspam12 X-Rspamd-Queue-Id: CE217180026 X-Stat-Signature: f36w1tndibz43atnxrnnma3kignkt5p1 X-Rspam-User: X-HE-Tag: 1725267619-19902 X-HE-Meta: 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 zwOiyXbJ 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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 28.08.24 22:22, Zi Yan wrote: > Since migratetype is no longer overwritten during pageblock isolation, > undoing pageblock isolation no longer needs which migratetype to restore. > > Signed-off-by: Zi Yan > --- Yes, that's the right way of doing it. Acked-by: David Hildenbrand -- Cheers, David / dhildenb