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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 27C35A0004 X-Rspam-User: X-Stat-Signature: 7nwhxiggqrnoz3ao8ut8jjycsqht4iri X-HE-Tag: 1745861005-661795 X-HE-Meta: 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 dX2N8Ch1 J4S3txmhwGKRWE7GmuyK+YiItBoCypljpU1YfzpTsiBES0NDM6DD7Pj7iAt5L2J0PsXq7v0AG1LBW07JkRnwiYnkDXT1BiQfnlsSHun0wsye36FIM0dBS4dST+dOYKxynpjDZGx1u1U5RDreYHxDd/loFKh0gz3G+yc24X5w1nFCjQ5i04xu7T5PK8wvi69OtVmR9zfHDvQXpqop0jQuIAwTSITF/cTmPGjw5ozyfGVlz2Z03Qdt19gDeuWY7b1jbh4P48dOFZz2/dYQ89QJ7UX7O9Y2jlA6BVXekr+mXJSmhIj7OWKZSDquVcvBKHgpbqgKXrVAviRIXfBq1wjHX8Of0OdREJsMBZE2GheRGcdK+CiDnorEdLS327rzZWSr0CAL13yuwRj0L9HAeR0fI0/snKrUQVwgF9N3Ex9NfMNxv1ZJp8SPJVCb3pqu5xPo6XFtOU95a8oCB/SY= 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 28.04.25 18:24, Peter Xu wrote: > On Mon, Apr 28, 2025 at 06:16:21PM +0200, David Hildenbrand wrote: >>> Probably due to what config you have. E.g., when I'm looking mine it's >>> much bigger and already consuming 256B, but it's because I enabled more >>> things (userfaultfd, lockdep, etc.). >> >> Note that I enabled everything that you would expect on a production system >> (incld. userfaultfd, mempolicy, per-vma locks), so I didn't enable lockep. > > I still doubt whether you at least enabled userfaultfd, e.g., your previous > paste has: > > struct vm_userfaultfd_ctx vm_userfaultfd_ctx; /* 176 0 */ > > Not something that matters.. but just in case you didn't use the expected > config file you wanted to use.. You're absolutely right. I only briefly rechecked for this purpose here on my notebook, and only looked for the existence of members, not expecting that we have confusing stuff like vm_userfaultfd_ctx. I checked again and the size stays at 192 with allyesconfig and then disabling debug options. -- Cheers, David / dhildenb