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[2003:cb:c743:de00:7030:120f:d1c9:4c3c]) by smtp.gmail.com with ESMTPSA id e8-20020a5d4e88000000b003438cc1d2b4sm144819wru.59.2024.04.04.12.39.13 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 04 Apr 2024 12:39:13 -0700 (PDT) Message-ID: Date: Thu, 4 Apr 2024 21:39:12 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 3/8] mm: Add pmd_folio() To: "Matthew Wilcox (Oracle)" , Andrew Morton Cc: linux-mm@kvack.org References: <20240326202833.523759-1-willy@infradead.org> <20240326202833.523759-4-willy@infradead.org> 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: <20240326202833.523759-4-willy@infradead.org> 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-Queue-Id: 3AF8740005 X-Rspam-User: X-Stat-Signature: 3ihj4e7qwfedx5wddcy6jgs1ghundyzg X-Rspamd-Server: rspam03 X-HE-Tag: 1712259557-919995 X-HE-Meta: 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 FpdvVMN6 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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 26.03.24 21:28, Matthew Wilcox (Oracle) wrote: > Convert directly from a pmd to a folio without going through another > representation first. For now this is just a slightly shorter way to > write it, but it might end up being more efficient later. > > Signed-off-by: Matthew Wilcox (Oracle) > --- > include/linux/pgtable.h | 2 ++ > mm/huge_memory.c | 6 +++--- > mm/madvise.c | 2 +- > mm/mempolicy.c | 2 +- > mm/mlock.c | 2 +- > mm/userfaultfd.c | 2 +- > 6 files changed, 9 insertions(+), 7 deletions(-) > > diff --git a/include/linux/pgtable.h b/include/linux/pgtable.h > index 600e17d03659..09c85c7bf9c2 100644 > --- a/include/linux/pgtable.h > +++ b/include/linux/pgtable.h > @@ -50,6 +50,8 @@ > #define pmd_pgtable(pmd) pmd_page(pmd) > #endif > > +#define pmd_folio(pmd) page_folio(pmd_page(pmd)) Heh, I even used that on one of my recent patches and was sad not to find pud_folio(). ;) Reviewed-by: David Hildenbrand -- Cheers, David / dhildenb