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[2003:d8:2f13:de00:e9f1:62b4:5bb:5d83]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-45b47c54c7bsm23414825e9.17.2025.08.20.02.14.10 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 20 Aug 2025 02:14:11 -0700 (PDT) Message-ID: <24ed0c41-6ec3-47ba-8f63-94c521df995b@redhat.com> Date: Wed, 20 Aug 2025 11:14:10 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/1] mm/cma: add 'available count' and 'total count' to trace_cma_alloc_start To: Xiang Gao , akpm@linux-foundation.org Cc: lorenzo.stoakes@oracle.com, Liam.Howlett@oracle.com, vbabka@suse.cz, rppt@kernel.org, surenb@google.com, mhocko@suse.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, gaoxiang17 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 ZW5icmFuZCA8ZGF2aWRAcmVkaGF0LmNvbT7CwZoEEwEIAEQCGwMCF4ACGQEFCwkIBwICIgIG FQoJCAsCBBYCAwECHgcWIQQb2cqtc1xMOkYN/MpN3hD3AP+DWgUCaJzangUJJlgIpAAKCRBN 3hD3AP+DWhAxD/9wcL0A+2rtaAmutaKTfxhTP0b4AAp1r/eLxjrbfbCCmh4pqzBhmSX/4z11 opn2KqcOsueRF1t2ENLOWzQu3Roiny2HOU7DajqB4dm1BVMaXQya5ae2ghzlJN9SIoopTWlR 0Af3hPj5E2PYvQhlcqeoehKlBo9rROJv/rjmr2x0yOM8qeTroH/ZzNlCtJ56AsE6Tvl+r7cW 3x7/Jq5WvWeudKrhFh7/yQ7eRvHCjd9bBrZTlgAfiHmX9AnCCPRPpNGNedV9Yty2Jnxhfmbv Pw37LA/jef8zlCDyUh2KCU1xVEOWqg15o1RtTyGV1nXV2O/mfuQJud5vIgzBvHhypc3p6VZJ lEf8YmT+Ol5P7SfCs5/uGdWUYQEMqOlg6w9R4Pe8d+mk8KGvfE9/zTwGg0nRgKqlQXrWRERv cuEwQbridlPAoQHrFWtwpgYMXx2TaZ3sihcIPo9uU5eBs0rf4mOERY75SK+Ekayv2ucTfjxr Kf014py2aoRJHuvy85ee/zIyLmve5hngZTTe3Wg3TInT9UTFzTPhItam6dZ1xqdTGHZYGU0O otRHcwLGt470grdiob6PfVTXoHlBvkWRadMhSuG4RORCDpq89vu5QralFNIf3EysNohoFy2A LYg2/D53xbU/aa4DDzBb5b1Rkg/udO1gZocVQWrDh6I2K3+cCs7BTQRVy5+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: X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: 3FLBwhIPqquOfQEnQ560OB5TQoKdTZoD67bTctHV90w_1755681252 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: rspam03 X-Rspam-User: X-Rspamd-Queue-Id: 80586A0011 X-Stat-Signature: zbrr1i9ittepaoxxee5nhgzasf58pfcn X-HE-Tag: 1755681255-264013 X-HE-Meta: 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 5tlpFEYI 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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 20.08.25 03:53, Xiang Gao wrote: > From: gaoxiang17 > > This makes cma info more intuitive during debugging. > > Signed-off-by: gaoxiang17 > --- > include/trace/events/cma.h | 19 +++++++++++++------ > mm/cma.c | 2 +- > 2 files changed, 14 insertions(+), 7 deletions(-) > > diff --git a/include/trace/events/cma.h b/include/trace/events/cma.h > index 383c09f583ac..5655ac521fb5 100644 > --- a/include/trace/events/cma.h > +++ b/include/trace/events/cma.h > @@ -38,25 +38,32 @@ TRACE_EVENT(cma_release, > > TRACE_EVENT(cma_alloc_start, > > - TP_PROTO(const char *name, unsigned long count, unsigned int align), > + TP_PROTO(const char *name, unsigned long request_count, unsigned long available_count, > + unsigned long total_count, unsigned int align), > > - TP_ARGS(name, count, align), > + TP_ARGS(name, request_count, available_count, total_count, align), > > TP_STRUCT__entry( > __string(name, name) > - __field(unsigned long, count) > + __field(unsigned long, request_count) > + __field(unsigned long, available_count) > + __field(unsigned long, total_count) > __field(unsigned int, align) > ), > > TP_fast_assign( > __assign_str(name); > - __entry->count = count; > + __entry->count = request_count; > + __entry->available_count = available_count; > + __entry->total_count = total_count; > __entry->align = align; > ), > > - TP_printk("name=%s count=%lu align=%u", > + TP_printk("name=%s count=%lu request_count=%lu total_count=%lu align=%u", "requested_count" ? -- Cheers David / dhildenb