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b=hMVVeMNI/exwtUfEOKmbDpudKB06CfsJ6S12sc3a5dbqfCXBpqs3iqDSxS8Y5vZce q362Xnnk251ZMY87mIzm7QX5GqOsehzFwpaoo7BuJUQa0D46f2jJWoCB4dQA972oZ5 EAPsg2A9bwsMe4jO5kzXr53pTvNAifLffGZVRAKR9V3WcqLYYu+028agb/wv9wy9jj 5SfskE1m3N5fYcM/VMk0HP84+8FqFzFu/UAxtT+08+0/xa2pXFfDMVs3uWKtLqfyeG 8t5J/lkL+a3fa1ElywSRvr1b/PAkxdQPCIP71g/I9TQsJqyOdbLJk+r/6blgTHDg+y fh1l6mvCeMHXQ== From: SJ Park To: gutierrez.asier@huawei-partners.com Cc: SJ Park , artem.kuzin@huawei.com, stepanov.anatoly@huawei.com, wangkefeng.wang@huawei.com, yanquanmin1@huawei.com, zuoze1@huawei.com, damon@lists.linux.dev, akpm@linux-foundation.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v3 0/3] mm/damon: Introduce a huge page collapsing mechanism using auto tuning Date: Mon, 20 Jul 2026 20:58:47 -0700 Message-ID: <20260721035848.147455-1-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260720120140.881468-1-gutierrez.asier@huawei-partners.com> References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 4050D180003 X-Stat-Signature: ptm4ehepdo7foe7ijswoyw8qxi9s4cj9 X-Rspam-User: X-Rspamd-Server: rspam02 X-HE-Tag: 1784606338-154369 X-HE-Meta: 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 nXCIGPX8 2b7SdZnWwzZ3g5Gw8MGsKiHqrgbOxrhVLTi77NMSC21hTJw4IskRuHZ+EGQxIJiqOt+HsT5gff6zdVAvWZX7Pk2mbencqVtAxt+LyuK8j/UVliaSebRqSHSlUDBp2deVIAlsFa03uwMlzesZuzK3cfLnYyf/dEdbUbdWkTJ93xN4t/DqYU7PYKVDyRhk0eJK4BqdR/R9RePsUaau0eIdYDa2rpVMy1LTEnoNwv6UNSMRQNKmmYQ3mzPdIwfUhdUgqK37n4KAKmhl/D78kiTsjPEAQK0dk9JLnzBvDFSMEhomkcfbbq/A+cNJc1A== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hello Asier, On Mon, 20 Jul 2026 12:01:37 +0000 wrote: > From: Asier Gutierrez > > Overview > ======== > This patch set introduces a new autotuning which allows to collapse > hot regions into hugepages. Thank you for making this series well done like this! [...] > Patches Sequence > ================ > Patch 1 -> Introduce DAMOS_QUOTA_HUGEPAGE_MEM_BP and autotuning > Patch 2 -> sysfs support for the new quota goal > Patch 3 -> Document hugepage_mem_bp parameter I'd prefer handling 'total' underflow and returning 10,000 instead of INT_MAX from damos_hugepage_mem_bp() corner cases. But definitely that is no blocker. For the series, Reviewed-by: SJ Park This series is applied to damon/next [1] tree. If this series is not added to mm.git in short term (~3 days?), I will ask mm.git maintainer (Andrew Morton) to pick this. In the case, I will update patch 1 to do what I mentioned as preferred change if you don't mind. So, no action from your side is needed for now. If it seems I also forgot doing that or you cannot wait for my action, please feel free to directly ask that to Andrew. [1] https://origin.kernel.org/doc/html/latest/mm/damon/maintainer-profile.html#scm-trees Thanks, SJ [...]