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[2603:7000:c01:2716:8f57:5681:ccd3:4a2e]) by smtp.gmail.com with ESMTPSA id l12-20020ad4452c000000b005ef5f8dc89esm492333qvu.88.2023.06.08.09.07.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 08 Jun 2023 09:07:28 -0700 (PDT) Date: Thu, 8 Jun 2023 12:07:27 -0400 From: Johannes Weiner To: Domenico Cerasuolo Cc: vitaly.wool@konsulko.com, minchan@kernel.org, senozhatsky@chromium.org, yosryahmed@google.com, linux-mm@kvack.org, ddstreet@ieee.org, sjenning@redhat.com, nphamcs@gmail.com, akpm@linux-foundation.org, linux-kernel@vger.kernel.org, kernel-team@meta.com Subject: Re: [RFC PATCH v2 4/7] mm: zswap: remove page reclaim logic from zsmalloc Message-ID: <20230608160727.GD352940@cmpxchg.org> References: <20230606145611.704392-1-cerasuolodomenico@gmail.com> <20230606145611.704392-5-cerasuolodomenico@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230606145611.704392-5-cerasuolodomenico@gmail.com> X-Rspam-User: X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 4686040018 X-Stat-Signature: nry56mpshfc54ken3u7uth16sys3n9uf X-HE-Tag: 1686240449-594804 X-HE-Meta: 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 wzSFtx+v MCh3z2OjGbh8ZhXA0yeXEBX4AyB1yisZYDIpATYGcDmkVfdaJynzDDuw/1+S1hYIU534JPi9TB1uL2aaXIrcaY+WBgfJMhERuEAIcFWopjdBcffmj7I61r459jRDWmb4jBKgw/688JscjUxL6HVqmFqc7C3dbcqg5eSvn92ytVUmvo91UotQvlKHMym0HjKrl25gX5qlTf7eO664XLUAjhYxTbyUAIAvBUsjrMk3AIq1Td04o3x+8f/+BlEoU3k1gSK5p6XdidhQ1F2NBf65YeB1zd+95DmeSeNlwbDeXnP82KIdwJOd3blS7iaqKTR3gRBN1qgTokdx+UdZWmNaZ8Odqz4/QtxjTZT5OJcZu7QzW+MQjTipoyHHnLJKtkoXIBzTwVWU3ddqseMU4dSzsZrcVtu8gIykTXHLMbtEjJ0qzmkTIubbznrLV4HXTLHfcmK+L8b8LcV2zJWnfad+ga7Iwmuua4cNedLdP X-Bogosity: Ham, tests=bogofilter, spamicity=0.000026, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Tue, Jun 06, 2023 at 04:56:08PM +0200, Domenico Cerasuolo wrote: > With the recent enhancement to zswap enabling direct page writeback, the > need for the shrink code in zsmalloc has become obsolete. As a result, > this commit removes the page reclaim logic from zsmalloc entirely. > > Signed-off-by: Domenico Cerasuolo > --- > mm/zsmalloc.c | 393 ++------------------------------------------------ > 1 file changed, 13 insertions(+), 380 deletions(-) Yowsa. Acked-by: Johannes Weiner