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Howlett" , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Steven Rostedt , Masami Hiramatsu , Mathieu Desnoyers , Brendan Jackman , Zi Yan , linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org References: <20261102-bug-mm-thp-async-compact-defer-v2-0-b407e974db54@gmail.com> <20261110135824.3264904-1-qiliang.yuan@linux.dev> From: "Vlastimil Babka (SUSE)" Autocrypt: addr=vbabka@kernel.org; keydata= xsFNBFZdmxYBEADsw/SiUSjB0dM+vSh95UkgcHjzEVBlby/Fg+g42O7LAEkCYXi/vvq31JTB KxRWDHX0R2tgpFDXHnzZcQywawu8eSq0LxzxFNYMvtB7sV1pxYwej2qx9B75qW2plBs+7+YB 87tMFA+u+L4Z5xAzIimfLD5EKC56kJ1CsXlM8S/LHcmdD9Ctkn3trYDNnat0eoAcfPIP2OZ+ 9oe9IF/R28zmh0ifLXyJQQz5ofdj4bPf8ecEW0rhcqHfTD8k4yK0xxt3xW+6Exqp9n9bydiy tcSAw/TahjW6yrA+6JhSBv1v2tIm+itQc073zjSX8OFL51qQVzRFr7H2UQG33lw2QrvHRXqD Ot7ViKam7v0Ho9wEWiQOOZlHItOOXFphWb2yq3nzrKe45oWoSgkxKb97MVsQ+q2SYjJRBBH4 8qKhphADYxkIP6yut/eaj9ImvRUZZRi0DTc8xfnvHGTjKbJzC2xpFcY0DQbZzuwsIZ8OPJCc LM4S7mT25NE5kUTG/TKQCk922vRdGVMoLA7dIQrgXnRXtyT61sg8PG4wcfOnuWf8577aXP1x 6mzw3/jh3F+oSBHb/GcLC7mvWreJifUL2gEdssGfXhGWBo6zLS3qhgtwjay0Jl+kza1lo+Cv BB2T79D4WGdDuVa4eOrQ02TxqGN7G0Biz5ZLRSFzQSQwLn8fbwARAQABzSNWbGFzdGltaWwg QmFia2EgPHZiYWJrYUBrZXJuZWwub3JnPsLBsAQTAQoAWhYhBKlA1DSZLC6OmRA9UCJPp+fM gqZkBQJqFFy6GxSAAAAAAAQADm1hbnUyLDIuNSsxLjEyLDIsMgIbAwUJGtCBUAULCQgHAwUV CgkICwUWAgMBAAIeBQIXgAAKCRAiT6fnzIKmZJIUEADFx/tREzUImHrEwVHeSvDFmA7tJysI UVrlvrM09E7GIuzphzv7jYmo8n3ANpCczLEVr4G0syYQdTigaZgv3+FQDIIzhKih1IHhu1Ei XHlywNWKnQxxQEUNi5Mwx43wQz5XVw9F1A7gtKBKNtfogO511hAbrzagrYajyQacEJ/+sfhZ 9Da8ltHIXD8pcYaHUfQgEusCgmEd9+KrUwrTbckFKmYq5chuE6yJ4J0EmWknL096jIE6CnzF FRslQ3B1UKDjxVsm1ZHfir5NeWszLkTvGFsddFaWTgh8UycESG6VQzKXjjewXu2pG7YQYRpj QKm1W5X2TkwWkXRBZTmfmbhxIUMh3+zf5wQ463rSmDN/8v81tdqBtAW6rH/kzg1GvkaTHXn0 507yEHFzBksk2viAuIxxr7km8+/KARYLIdGtx30EG8cKzAUZOK6WqxtNCsXUJNrVE8CWrCaD icoNu7Fs1c5hmPHdSTnU48ce67449DdnO4neLSNhRiGlMHJgfJUmgrxu/hcYeOZ3haWmEQ2w uW1Mh01OHi8QZHCEyAbABrPs9GUgccc/4eYXX9hIgxfSkYzn8f+8NuIFPWl/0uTvjgqU29FQ SbzOLxHq9439Ox40G5mS5eZXRGxITYR+6TXvRGI6P/264jvflnr/pDGUttaikU+0W+1uxgKH cmYbEc7ATQRbGTU1AQgAn0H6UrFiWcovkh6EXVcl+SeqyO6JHOPm+e9Wu0Vw+VIUvXZVUVVQ La1PQDUi6j00ChlcR66g9/V0sPIcSutacPKfdKYOBvzd4rlhL8rfrdEsQw5ApZxrA8kYZVMh FmBRKAa6wos25moTlMKpCWzTH84+WO5+ziCTsTUZASAToz3RdunTD+vQcHj0GqNTPAHK63sf bAB2I0BslZkXkY1RLb/YhuA6E7JyEd2pilZOrIuBGl/5q2qSakgnAVFWFBR/DO27JuAksYnq +aH8vI0xGvwn75KqSk4UzAkDzWSmO4ZHuahKtQgZNsMYV+PGayRBX9b9zbldzopoLBdqHc4n jQARAQABwsF8BBgBCgAmAhsMFiEEqUDUNJksLo6ZED1QIk+n58yCpmQFAmfIHFQFCRYU6J8A CgkQIk+n58yCpmS2PA//bqN1LfcotmArgElsa+0EGZSQlYgK48pm8WAeTXTngudP9IJ4SuKY HR5RNjHcBeqN+Me0zxRqYzRb8nGanHEkDyf4Im8DQM8d6vbyU+FcPmG4skud4kgS1zMHnlVd SXfSIwKC/hKgdHG8aBV7545Lz9X6Iohea+94wneD0aw/hqF+QWewGZhWJriWAZtvEkzNjQOi 4U9F/trLten/x7bpphDSnDMKJtITbtzATT1Dq7o7VpIUK1nCTQALMuMjKCdi8OdU/+V+R3O4 0PXWvX8qrvqYapVbZ+9KqT74FsuB0Ya9uXwgBF2Q6cRuETZk5vqaqKxzqoQZCO8AOz/58j6O 2RHNy/mZEN+7tJ5Tsq42zVJ4jxsT8b9YplavCMsnBgDeRWhcbYhCyttoL7nYISyWg4kQYZ/P wIV3OuNv2f8iKYsxNsRuClOAF82+gvqOy1/1pprFjy8uo2pkoOrb63aOP3vO5VHnRKgra6dq NcaZ+c6J4H+nEJGi2SkHAUJz5oBzuThvPudLvPA/SK8sKoM01IRxSihev/S/5WLazXB1PGem OCbvzC1IjWJJraxiDJ5IygokapUa2RP7+WBR22skQ3SSl6G107QgWKSyTOGWEaRmV53vxQLV jXuCmzSSasTL60zq5yGrT4/DYQVSNEUiUbG4pYekxJujNeEDkUlky0Y= In-Reply-To: <20261110135824.3264904-1-qiliang.yuan@linux.dev> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: DCB8F80008 X-Spam-Status: No, score=-7.3 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_PASS,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=4.0.1 X-Stat-Signature: yfn4prdpwzekwtwth9ismqfr91gqqkyj X-Rspam-User: X-HE-Tag: 1794320041-964861 X-HE-Meta: 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 Mv1WlqDP mpR8fNxaGfIpG+G2Ia+U2Rir0KYgo4JjrVAOuBEKog7RBYuorXRwVhrQdKgVMD6JQNnRRu1j6I5Tc0qpZcZTLHreyRDjhZmq3F3vwAIQpbJNpMnV/WrnIcYZN+XafX+syJOsZRkDWsXj/5SOhNM+mVRW/NwLqpaB20UaqnteV7Q6/R3fwi2QDeNJ35oj1FA8a2vFIa1MHODeLyqcwkwmfDOFDsjrWeky1LvgxTIE3s/8EtPBBgQp7elkTfv+2mCTOyf7RMERRqPKm286fb/4EfSX/1Q== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 On 11/10/26 14:58, Qiliang Yuan wrote: > Hi Vlastimil, Johannes, > > Could you share your view on this series when you have time? The series was nacked twice by senior maintainers. Due to dealing with urgent issues [1] we might perhaps find time later to see if it reports a real issue, and in that case fix it ourselves. We have currently no time to help those who need AI assistance to contribute instead of having own knowledge. [1] https://lore.kernel.org/linux-mm/a2f584f6-e382-4876-aa6d-d5a34de6ee59@kernel.org/ > One known issue in v2: the cc->mode != MIGRATE_ASYNC check added to > 2/2 blocks clearing stale skip hints once sync compaction is fully > deferred, so local THP may not recover after the pins are released. > I'd drop it in v3, but won't send one before hearing from you. > > Thanks, > Qiliang