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[124.209.188.1]) by smtp.gmail.com with ESMTPSA id ms19-20020a17090b235300b002132f3e71c6sm10240471pjb.52.2023.01.11.23.11.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 11 Jan 2023 23:11:27 -0800 (PST) Date: Thu, 12 Jan 2023 16:11:23 +0900 From: Sergey Senozhatsky To: Andrew Morton Cc: Minchan Kim , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Sergey Senozhatsky 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-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: 1EFB11C000C X-Stat-Signature: 6ttgc3xazjdyxy4sid555opg7g6ohbtq X-Rspam-User: X-HE-Tag: 1673507488-626962 X-HE-Meta: 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 eeFSYwAC zS5vYRr9PRAFacfLi6PbYnvoyplv7tRdVAcfcTGA2r0qkydYHusjtjhruWQ== X-Bogosity: Ham, tests=bogofilter, spamicity=0.057723, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On (23/01/09 12:38), 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). Andrew I have small fixup patch (0day build bot failure on parisc64). How would you prefer to handle this?