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bh=ZZ6VDeY/xsCqkaulsw/gZPu9JXjETJr9k/0DEh3D0Wg=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=FtiEFc28F1/RbeSVSH7gpAh1Q9rwyo8e+YSnT2lIxicATr6umDQdjSdTGfn1q28JL 9ugDC7drnEh6q10nSTNJ9gIuA1J0N3Qq5+hUMn0/HQ1J5Ft1quUiNR4SGoVWROHhD6 4SxGndn1cYqEZDfdzXoTprg8ZJT/LG4uNLYhJtCA= Date: Tue, 28 Feb 2023 13:24:25 -0800 From: Andrew Morton To: Raghavendra K T Cc: , , Ingo Molnar , Peter Zijlstra , "Mel Gorman" , "David Hildenbrand" , , Bharata B Rao , Disha Talreja Subject: Re: [PATCH V3 0/4] sched/numa: Enhance vma scanning Message-Id: <20230228132425.1e18d47bdc4f406220a4a409@linux-foundation.org> In-Reply-To: References: X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspam-User: X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: 4655A40014 X-Stat-Signature: q9dnot8qcriym3q7hh9ntssyx9znps9f X-HE-Tag: 1677619469-130889 X-HE-Meta: U2FsdGVkX1/r3frax7gYeOiOv4Vqnq/cweU+YlkyHTGKe4Fb+devFuRDvYcB3tKoPF+mSJKKeOjVbiPTpUhJ3AIaYvtVDRMwGEWtv2NLwxiih9/pasu1hcHYBBBAolnfkTEuXB0AgHYef5y5vrGo9gEzKH6fx26LWFNhshDWkCBGBb99XskY5El63oa8KLJQ9gfk3T7/pPXr60VnWJYDs+m97664p55l+oi5hv5rNNFNmn8f0fxyONW4ox/yQHas1uhT5F4c3YwHs71LzFVlGEtCxHNILNgJ2Qi1YxdO7+sWOlZ1WT1zO67DWNirMjw15gD0W53o976t90yS9YnYPT8QP4Ibf1Uox17L470ZAFhurfz4OY/WlXsFPKfhY893+ZX7DlCqvWhECKGko5tExybpkblqd4fBvV2rZ48GmPiZig3uGjvJS6xwyQcSrisNvKxLLxGfj8tD69wj4+srcmvZTvkqaLqa62wqIq4hwzg3Wr8oKeEQ/Dlbuy14qoJGTxK6L7r3P81pCAkB0OyuqLyLCKr9QekKq61LTmQaHjUUbWss/A3y/aXPNKfPqyWdKj764yc7+voeb2o/B1yubOZxMAAE8LWOG3FwwT5lRNGyjmvlURqqqdmvGvRzFSjgZ3JWJ795ErNtf7wUmu1wG72bAPx1lZGMa+t2BS4c7p8Cy1tQdRzH1xjn5XYM8fqqTWkB4kHA3FWnQnH4vqm95wjDpKuTlwtD9TCzsfv2atyet3V9r5ryPQHb7Vou0O7j9d0TNpExbR+ScRxQNma5t/QOEYqz8NPnVo8j4hLe0wqvc+4ITubN+ZH9jjYHzcEFJuqInBfO3BmgpxuMOVf5sb1724/mzylQ++ZmQMh26XMmpJHw6UjkV/WTVjNrNUplV2RtpyQI4Y8jPqhgWF/GszympRarx0pSsxWYjVMDsL7faqfZjmTkXjuNWp/hQvtbC9ub/EFrUQuq6Byj1jU 3nXKwIdu YkLfA0x1ayY9amXhzgVQB0wW+BruG3IpqoO62hReboxk+UOK7scGTOhHpifgohvI7wRh532tlwMJA2TDhl6ghC4jjY98CKQeYLRbbXhzLKFb7+mxSO81wImAyuI4e/mumQI+dfpZH3foKtPRAkRfSDXZQrku7PDOGmkdD+y74Lpcim1/DhjYR//llcspvSMzn9hHsjY3bzI0ODa8NsORuUGW1PYuRZ5ZKO+fi/qa0ZUKfLxKLfxl4pSxunXdo9d942KCARIfK4eaORyAmrlqHXYyXZnGQYaYnjdA9FfMhovPNw51f8I3lK6/Y76IhnfEzvtr2/mw97qW4o7LmylWxjJ2ThP94GDpBQiUjY0/oc1NHKcX2ZQbssWAAF7KwVyvBro5opM0bD4cbdpRhujFCziI8t6/q9D8YCGqx1wpDW6fdtU0= 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: On Tue, 28 Feb 2023 10:20:18 +0530 Raghavendra K T wrote: > The patchset proposes one of the enhancements to numa vma scanning > suggested by Mel. This is continuation of [3]. > > ... > > include/linux/mm.h | 30 +++++++++++++++++++++ > include/linux/mm_types.h | 9 +++++++ > kernel/fork.c | 2 ++ > kernel/sched/fair.c | 57 ++++++++++++++++++++++++++++++++++++++++ > mm/memory.c | 3 +++ It's unclear (to me) which tree would normally carry these. But there are significant textual conflicts with the "Per-VMA locks" patchset, and there might be functional issues as well. So mm.git would be the better choice. Please can you redo and retest against tomorrow's mm-unstable branch (git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm)? Hopefully the sched developers can take a look and provide feedback. Thanks.