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Tue, 08 Sep 2026 12:30:30 -0700 (PDT) Date: Tue, 8 Sep 2026 15:30:30 -0400 From: Johannes Weiner To: Zi Yan Cc: "Vlastimil Babka (SUSE)" , Nimrod Oren , Andrew Morton , David Hildenbrand , Lorenzo Stoakes , Baolin Wang , "Liam R. Howlett" , Nico Pache , Ryan Roberts , Dev Jain , Barry Song , Lance Yang , Usama Arif , Kiryl Shutsemau , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Brendan Jackman , Hugh Dickins , Nirmoy Das , Dragos Tatulea , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v3] mm: remove min_free_kbytes adjustment for THP Message-ID: References: <20260901190123.3511535-1-noren@nvidia.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: EE74840006 X-Stat-Signature: e6odts11d4ofudtohg7jhx3stpfzk1mi X-Rspam-User: X-HE-Tag: 1788895850-221729 X-HE-Meta: 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 cRu0GoEq T/yhnA22ywpQJCw2i/4jEVJVErdsOf5vLQgqzgnExvfc/c5OFX2OsXi83lY12PhOBXFtwO2+4S96q3ygnNfTf7quQTG35NVznSu2WLiAMM/0CamcxqmbydvJUXekI7Oi8c30i9Wf63AxpRnx90WNDd99nngB7qDN/EqEsdPR712Cs1cALx8C+Mf+NSwsMqv+QIqoEC2TObY8vTNImZNC3sqW3PYomXRfZQIyDhnnrrI+ELzSI7Ft832TXV6Ace2sM3mgBLX3iE53urp8tFbilfLqQ4X69Dr2gDA3+Zm8OhOTouXJbCV+VPUTobuJ95lfxPiIIpJsNO4sfLtz0lcbGaAaHgAJQTE6NQ+TV5r/7l87hYKf3PzPUGM5KvSxmnePgVgiHFBcQJVR0vojt9Y0W/3mz6vrhTy/ZLSr70E2ChXubV3IsMD+4YgNIUxk84INTxt588pTb9Ft1Iy0= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Tue, Sep 08, 2026 at 08:24:38AM -0400, Zi Yan wrote: > On Tue Sep 8, 2026 at 7:54 AM EDT, Vlastimil Babka (SUSE) wrote: > > Given neither of the patchset versions achieved universal acceptance, could > > we try just disabling all the automatic (re)calculations of min_free_kbytes > > the first moment the sysctl gets adjusted from userspace? > > Sounds good to me. Johannes, WDYT? +1 That sounds good to me as well.