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Howlett" , Michal Hocko , Mike Rapoport , Suren Baghdasaryan , Vlastimil Babka Subject: Re: [PATCH] mm/damon/core: reject empty access pattern intervals on scheme commit Date: Wed, 4 Nov 2026 17:36:51 -0800 Message-ID: <20261105013653.88123-1-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <9bb64032-09ce-4ddf-81cb-206bb85b9be3@gmail.com> References: X-Archived-By: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: A29B0180004 X-Spam-Status: No, score=-8.8 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_GIT autolearn=ham autolearn_force=no version=4.0.1 X-Stat-Signature: nm34u6e3roj668n56dup8d5jnz3wzctb X-HE-Tag: 1793842626-927140 X-HE-Meta: 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 9wmtULvk Gv87t/LNIycwl6y4yTcMb7aM2cfhxuabdVVNWuciUShhv2oBWHXkpiHVDTJSaUa48aK4KZKpL2JzWrpnXsoxaTdBfb5fUoDgmnNyau39Y4Le/w6S6ctZsgDmCSr56hnacqvpPQZXVJanCXHuph4H5sUVyRVwO/a6SWBLr8Ng/zLFEUvC5uRQk/IDrtQhZi7TrPOtUZjp1kdfpAPcHj2FAglWg11ocFHAgPaO/mPJYviAnL5rai3fIx286ytzQSL8X6Yk/W4NOSCpppB4= 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 Wed, 4 Nov 2026 09:17:24 +0800 Wang Xiaolei wrote: > Hi SeongJae and Aveline > >  Thank you both for the careful review. > > I appreciate the clarification that DAMON simply executes what > >  the user configured, and that this is more of an input validation > > improvement than a bug fix. Perhaps I was too aggressive in framing > > it as a bug. Thank you for clarifying. But my point is that this change might be just unnecessary behavior change rather than an improvement. What do you think? Thanks, SJ [...]