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Thu, 15 Jun 2023 05:19:45 -0700 (PDT) MIME-Version: 1.0 References: <20230615034830.1361853-1-hezhongkun.hzk@bytedance.com> <3f54542e-235b-8456-f13f-786d21c6c14f@redhat.com> In-Reply-To: <3f54542e-235b-8456-f13f-786d21c6c14f@redhat.com> From: =?UTF-8?B?6LS65Lit5Z2k?= Date: Thu, 15 Jun 2023 20:19:33 +0800 Message-ID: Subject: Re: [External] Re: [RFC PATCH 1/3] zram: charge the compressed RAM to the page's memcgroup To: David Hildenbrand Cc: minchan@kernel.org, senozhatsky@chromium.org, mhocko@suse.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspamd-Queue-Id: A60A1100011 X-Rspam-User: X-Stat-Signature: ttp1e1objpr8krqatfrifbdatexftqkg X-Rspamd-Server: rspam01 X-HE-Tag: 1686831586-978514 X-HE-Meta: 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 JM6FyixX Lp8Rz1SQIXakrYKlsLXnK399sFu/jO5FXV1UKjmA8wQzE07Hw+TSxbpueXzfWf5cqFrm/bbIDGAbPYDsGkRAlmRCBojjO9qLM06XuQpIvurAnW+ZqJ2G5DAa9pLUd6RkRI6VkNepQJRgB26VFqonIkalQODsFkds/6fRFIQM1Es+/Gh2KrD2rCKlBdiH+p9u3N02kUcmtMwgLQ1t3RdLT6C4979yTUoBZ5uNFZtf7f9elrQkNsjKmgJLIHhbpzetIUcnLEJctfWnDbY0PKdIQiu30lpBm9tTCKr5m4BUg27FE7IbE4RS8qECyvQ== 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: On Thu, Jun 15, 2023 at 7:19=E2=80=AFPM David Hildenbrand wrote: > > Yes, but my point is that there are cases where the pages you get are > not charged. zram_bvec_write_partial() is just one such example that > highlights the issue. Sorry ,I got it. > > -- > Cheers, > > David / dhildenb >