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Fri, 13 Jan 2023 11:02:09 -0800 (PST) Received: from google.com ([2620:15c:211:201:2e4e:fba:501b:3a8c]) by smtp.gmail.com with ESMTPSA id z9-20020a1709027e8900b0019472226769sm1603702pla.251.2023.01.13.11.02.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 13 Jan 2023 11:02:08 -0800 (PST) Date: Fri, 13 Jan 2023 11:02:06 -0800 From: Minchan Kim To: Sergey Senozhatsky Cc: Andrew Morton , linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: Re: [PATCHv2 3/4] zsmalloc: make zspage chain size configurable Message-ID: References: <20230109033838.2779902-1-senozhatsky@chromium.org> <20230109033838.2779902-4-senozhatsky@chromium.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230109033838.2779902-4-senozhatsky@chromium.org> X-Rspam-User: X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: C6F274001A X-Stat-Signature: 11ewpuf85g6i14ktuyogf15783irpcju X-HE-Tag: 1673636530-268631 X-HE-Meta: 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 Ql88r0v/ KeHGidK/+lWUb+uDtKs5EnmrDGBa2Gn1QgdI/eNKOZj08IyUM3qZCTeI85VR9cJVsAlh5IXlWUuIZNDOZhcMDvQQWnauLsk79Pdo+31UaBEa4fOoYnj7e302hz8PcI+iLgtfTMuvrWUuIzT+xi6H1CnFG5WZRmzGdTdVB5foFPzXVrzKlXJm0hMS3CfP7Ayuugetf1cXw6gKEPRHtBDBFiGtcJCVkGvN8T37nMCWcOeKejyJMCE7ClpI1dlOooAZcutOzY/tAZOu2zmf8A3ubuTidmJ8hRcJHORWtncL56MSR56g= 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 Mon, Jan 09, 2023 at 12:38:37PM +0900, Sergey Senozhatsky wrote: > Remove hard coded limit on the maximum number of physical > pages per-zspage. > > This will allow tuning of zsmalloc pool as zspage chain > size changes `pages per-zspage` and `objects per-zspage` > characteristics of size classes which also affects size > classes clustering (the way size classes are merged). > > Signed-off-by: Sergey Senozhatsky Acked-by: Minchan Kim with addtional patch to fix UL in the thread.