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b=aGRSwWNyiYn6uHnSGSz3sew72p0VxNH+W189lLeS7dC1c3MBoaaQEQLXgy2P4PVIS LDB1VnhfrZyIfFgQJ0MlVGCUxQaD4PRt9FXVm7+ngle6erhpBtUKIZEaFFkjFqh6Nn QEVpGh2M5SqF/mZLD3WDShEBvg/UKzRnqd3CAmiBjRkjfdQ/gKtWM8ptGfLFshePDo tKmVNfe8Ykq8XzMf2p1SG6ihI97jENtQGNe+nxQxWpOB97gVmWuYtBEsP8EPxvVkPH m/G+3qkud9s6X8Jgi/mNV1nMNbCxfpDTHMikbInerUdrWh0NdaUFAHyP0ig1SqtBOF DsRLLeQOT9+hw== Message-ID: Date: Mon, 13 Jul 2026 14:37:21 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH V3] mm: Standardize printing for pgtable entries To: Matthew Wilcox , Andy Shevchenko Cc: Anshuman Khandual , linux-mm@kvack.org, usama.arif@linux.dev, hughd@google.com, ryan.roberts@arm.com, Andrew Morton , linux-kernel@vger.kernel.org References: <20260709044334.1741263-1-anshuman.khandual@arm.com> <5ee8783e-4deb-48fc-a4c4-96b02d79a6cb@arm.com> 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: ze7itax9ut1c799qwrmkfjwqoo47bdss X-Rspamd-Queue-Id: B6FE24000A X-Rspamd-Server: rspam01 X-Rspam-User: X-HE-Tag: 1783946244-999151 X-HE-Meta: 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 tWaLoOwO 0ocAqgvaJYG/rPyUHQZ0ARBOFihmLQ+mPZAj+SLAB/ExivLUo3wr9fVSqJ5dKuiP+L0wO7OVkkyZr47k3776h4LJBM2vAWl3RZfDRkS45UaZcw15XtPfNiVWU/ke6HLcTfOdHhz1lonW5ZqEuLGhS+TTf+QisLa/kwumnVB5E+Ck6vcons9bKWgF7zoGFcgsoID/6jgFgfNR0TxykaIoQUVF1WbeTJs3MEtbrahTFjx9bdes6z4ggr7c5iKE184tL4Wia Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 7/13/26 14:34, Matthew Wilcox wrote: > On Mon, Jul 13, 2026 at 02:36:50PM +0300, Andy Shevchenko wrote: >> FWIW, we have hex_dump_to_buffer() for that already. > > ... which doesn't eliminate the problem of allocating buffers in the > caller. I was assuming that we could possibly use it from lib/vsprintf.c to implement what we want. -- Cheers, David