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Tue, 27 Feb 2024 11:19:58 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: Amir Goldstein Date: Tue, 27 Feb 2024 21:19:47 +0200 Message-ID: Subject: Re: [Lsf-pc] [LSF/MM/BPF TOPIC] Reclamation interactions with RCU To: paulmck@kernel.org Cc: lsf-pc@lists.linux-foundation.org, linux-mm@kvack.org, linux-fsdevel , Matthew Wilcox , Kent Overstreet , Jan Kara Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: 4B69A40013 X-Stat-Signature: t7gdfrocs8bpkih3nnxg4f3eibbytea6 X-Rspam-User: X-HE-Tag: 1709061599-419140 X-HE-Meta: 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 hIQUbcjC 6sAgVjZoHYa5b2X3Mu/Dh5SCxqzhmP9QOKIsd X-Bogosity: Ham, tests=bogofilter, spamicity=0.004378, 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 Tue, Feb 27, 2024 at 8:56=E2=80=AFPM Paul E. McKenney wrote: > > Hello! > > Recent discussions [1] suggest that greater mutual understanding between > memory reclaim on the one hand and RCU on the other might be in order. > > One possibility would be an open discussion. If it would help, I would > be happy to describe how RCU reacts and responds to heavy load, along wit= h > some ways that RCU's reactions and responses could be enhanced if needed. > Adding fsdevel as this should probably be a cross track session. Thanks, Amir.