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Tue, 7 Mar 2023 13:49:36 -0500 (EST) References: <20230224044000.3084046-1-shr@devkernel.io> <20230225210854.25e93b1d94666aa13c269104@linux-foundation.org> User-agent: mu4e 1.6.11; emacs 28.2.50 From: Stefan Roesch To: Andrew Morton Cc: kernel-team@fb.com, linux-mm@kvack.org, riel@surriel.com, mhocko@suse.com, david@redhat.com, linux-kselftest@vger.kernel.org, linux-doc@vger.kernel.org, hannes@cmpxchg.org Subject: Re: [PATCH v3 0/3] mm: process/cgroup ksm support Date: Tue, 07 Mar 2023 10:48:12 -0800 In-reply-to: <20230225210854.25e93b1d94666aa13c269104@linux-foundation.org> Message-ID: MIME-Version: 1.0 Content-Type: text/plain X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: 0A93140011 X-Stat-Signature: ptpsd5n8i7qc6tb4d5etamxz1k9f5wff X-Rspam-User: X-HE-Tag: 1678214977-789487 X-HE-Meta: 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 hPb4+8K9 LFU7ugCTuPfT3Q+PoxYAFRrRBVtmLVdx+tzmIi+m6gKnWZfH//Xl/uUJEZlKfEV2NQuFxPS+54qfSo8b38xqjdyaTKAZS7jTGPpiYHRH9Qgn/rgBz1QlEKZbhbAxTfyDus7+bpUN535TFqMrBIMRict0GpxrcWgBaUDb1Dqsm4LX8nVls4Ng3r02Vg6oXaaGL+Ib3vG4+BLGbUjSz4HvdNcrUa92qmlgTCGg2hqsywR90Ano6m6dn7Efe68NFnvU/91Nm 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: Andrew Morton writes: > On Thu, 23 Feb 2023 20:39:57 -0800 Stefan Roesch wrote: > >> So far KSM can only be enabled by calling madvise for memory regions. To >> be able to use KSM for more workloads, KSM needs to have the ability to be >> enabled / disabled at the process / cgroup level. > > I'll toss this in for integration and testing, but I'd like to see > reviewer input before proceeding further. > > Please plan on adding suitable user-facing documentation? Presumably a > patch for the prctl manpage? The doc patch has been posted: https://lore.kernel.org/linux-man/20230227220206.436662-1-shr@devkernel.io/