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Sun, 20 Sep 2026 06:13:03 -0700 (PDT) From: Donggeun Yoo To: sj@kernel.org, akpm@linux-foundation.org Cc: damon@lists.linux.dev, linux-mm@kvack.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org, donggeunyoo.kernel@gmail.com Subject: Re: [PATCH v2 1/3] mm/damon/core: prevent size quota overflow in the temporal goal tuner Date: Sun, 20 Sep 2026 22:12:58 +0900 Message-ID: <20260920131258.613770-1-donggeunyoo.kernel@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260920123959.48279-1-sj@kernel.org> References: <20260920023111.2466265-2-donggeunyoo.kernel@gmail.com> <20260920103714.47722-1-sj@kernel.org> <20260920122430.610257-1-donggeunyoo.kernel@gmail.com> <20260920123959.48279-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam04 X-Rspam-User: X-Stat-Signature: ikrscojmxikspudqe9ne9dwkz94hrr1c X-Rspamd-Queue-Id: 5FBCA40006 X-HE-Tag: 1789909985-405339 X-HE-Meta: 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 Vp0EBLPo 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Sun, 20 Sep 2026 05:39:58 -0700 SJ Park wrote: > Don't post a new version without ensuring the discussion on the current version > is completed. Also give time for others to chime in. As a rule of thumbs, > ensure all questions on the thread are answered, and give at least ~1 day since > the last comment on the thread before posting a new version. > > I will not review the v3. I did not know. I will keep it in mind for the next patches. Thanks. > So 256 MiB means nothing special, isn't it? Why you mention it? I mentioned it because it is a value users are likely to set, and it wraps to exactly zero, which I thought could be the worst case. But the problem is explained well enough without it, so I am dropping it. > Let's put "The scheme makes no progress ..." before "so it is unlikely ...". Will do. > Seems unnecessarily verbose. I'd suggest keeping only the first sentence. Will do. Thanks, Donggeun