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Perez de Azpillaga" , "Liam R. Howlett" , Lorenzo Stoakes , Vlastimil Babka , Jann Horn , Pedro Falcato , Suren Baghdasaryan , Shakeel Butt , linux-kernel@vger.kernel.org, linux-mm@kvack.org, stable@vger.kernel.org Subject: Re: [PATCH] fs/proc/task_mmu: fix missed VMAs when reading /proc/PID/maps and friends Message-Id: <20261026085636.4cc194fdd7aad8e7d3e68c4e@linux-foundation.org> In-Reply-To: <44405019-7494-446a-86b4-05b2ac03f768@kernel.org> References: <20261025-per_vma_maps-v1-1-c4eec45b9387@kernel.org> <533c4ef7-e008-4439-be40-1aa2a074dfd8@gmail.com> <44405019-7494-446a-86b4-05b2ac03f768@kernel.org> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) X-Archived-By: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspam-User: X-Rspamd-Queue-Id: 47DC68000C X-Stat-Signature: fhehsoqso5szaj1qzrdgqz5qsudeb8au X-Rspamd-Server: rspam01 X-Spam-Status: No, score=-7.5 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_PASS,SPF_PASS autolearn=no autolearn_force=no version=4.0.1 X-HE-Tag: 1793030198-796800 X-HE-Meta: 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 YssznMeZ OKN7R4dPhTYyOaPqQSs8Trtg690Xv0/VSYulJo54Y/McMlEUuwh5QwN0FP5e2J/jYguyxLsZnNbEa4gJ+Rnm9x6don5yYI9k90hMbeEpGjuM0z6b9sONn8D7zhcx7ZY5SX6j6XubAn141IER2NPrwTKdI16adng+BTLsNKHYiAPoXebA5K5CZ7l+/zZtvmcTHhA1tOObt2A5RQMeE8E7GRe6vkRLxX3SeftHflfqdQ+tvjWYWJigzOxVS3ym1CUPaNqcjmsUzJc01rmrclOotI0FlyYSXLSzc7So2vKfekajU3UPmd/Qe5Simisi2US9u0Yly 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 Mon, 26 Oct 2026 11:04:23 +0100 "David Hildenbrand (Arm)" wrote: > > > > PROCMAP_QUERY does the same fresh lookup, shouldn't d9d1c2d81797 > > ("fs/proc/task_mmu: execute PROCMAP_QUERY ioctl under per-vma locks") be > > here as well? (commit tracked down by an LLM) > > Hm, very likely I missed that. So yeah, let's just add it. I assume it won't > matter much because 5631da56c9a8 is the oldest one either way. I made that change to the mm.git copy of this patch.