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[109.81.20.172]) by smtp.gmail.com with UTF8SMTPSA id a640c23a62f3a-af6358a1aa1sm411374466b.36.2025.07.28.06.00.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 28 Jul 2025 06:00:02 -0700 (PDT) Date: Mon, 28 Jul 2025 15:00:02 +0200 From: Michal Hocko To: David Hildenbrand Cc: Oscar Salvador , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Hannes Reinecke Subject: Re: [RFC] Disable auto_movable_ratio for selfhosted memmap Message-ID: References: <2f24e725-cddb-41c5-ba87-783930efb2aa@redhat.com> <79919ace-9cd2-4600-9615-6dc26ba19e19@redhat.com> <1f8d924d-3554-43a6-a75e-66a08d1ce7b9@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspamd-Queue-Id: 108418000A X-Stat-Signature: 11bmxez4c5crsh3ho7pn91uftsen86k1 X-Rspam-User: X-Rspamd-Server: rspam08 X-HE-Tag: 1753707604-907665 X-HE-Meta: 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 6Y3OmmDn EhbycZKY/CHaus34CFkaBPKnNn6vTejdh4Q01pA/SYIhVKvz7nDFnwlP1YmGU11GEM/vsmhVWtOC60TP+DjztC9Ju1buXS6xOiNcDAS4ah1K3NButdwEmDm8PaaLLYICKeGFSXAMEenVQsubyq5nsv7B7d+q9vqOG0fiGbqCoqGY/a/W4b0Cj+Bp477PA3urB9QCciprq0eLagdKBWiJVbpJ/HkemuJbWLtokCEfH7P78soVvfe0KB3j9AUD+4G5lHs0fXfTYA20V5Wc5tv/W+L4y7rU5gaWXf+9d5De0JajD+kFDm4okRlXVCWPZv+c3HR+clT0KeGYwplwhvx/1t2h0e7XbJdQPuBMa+rWzVN+huc2boZ9pwSVLnqfj5sJIXn4R0l7BRCG6s28s/iMU6y9NU8QL4QPoqybsgPL4eJjcvvFgYZt77sIqE4QpVlA/4d5+kmZpLS5eQucJ0XFpL2MJ5cAp5XVZepX3w9eueiUdRFbKD03cCy/BZcPa+jUxUdZLhmfZrnk58UuUJzO5mDiYy04dJzOMCLMr53EdDEIVpCc= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon 28-07-25 14:27:29, David Hildenbrand wrote: [...] > > I think the whole libdaxctl handling for onlining memory is based on that. > > > > Sorry, forgot to add a pointer: > > https://github.com/pmem/ndctl/blob/main/daxctl/lib/libdaxctl.c Thanks for the pointer! I will have a look. -- Michal Hocko SUSE Labs