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Mon, 24 Oct 2022 21:30:52 -0700 (PDT) Date: Tue, 25 Oct 2022 13:30:47 +0900 From: Sergey Senozhatsky To: Andrew Morton Cc: Minchan Kim , Nitin Gupta , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Sergey Senozhatsky Subject: Re: [PATCH 0/6] zsmalloc/zram: configurable zspage size Message-ID: References: <20221024161213.3221725-1-senozhatsky@chromium.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20221024161213.3221725-1-senozhatsky@chromium.org> ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1666672253; a=rsa-sha256; cv=none; b=tx29O0QelEVrrylmn6tjG6NxlM7gibCeZSRsQFx5Rqg9UiXPWtyNLyV3akQyMTKspwwRco RMuEGJnacFAKvqD0tIJoxgr5+ytFPlxqta1NeyK0AoWkZtyNxkyf134CBA7hUmVDvyAvx6 FzvqCKj+YEP5iz/PowtQie1JMlnfzZw= ARC-Authentication-Results: i=1; imf02.hostedemail.com; dkim=pass header.d=chromium.org header.s=google header.b=Pi773woP; spf=pass (imf02.hostedemail.com: domain of senozhatsky@chromium.org designates 209.85.214.174 as permitted sender) smtp.mailfrom=senozhatsky@chromium.org; dmarc=pass (policy=none) header.from=chromium.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1666672253; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=6h1+DjMgXYk5SBvTQFkMhV5avjxJynJWDYxK+h8k8Gk=; b=mfGvNtcigAmyQX7TFQwptMFGc3YGK3avk6uX39u6u2rDmKuwjHzApKWM8nssRmZ4tQaIwO H0BNeIUrhH3uZ75FBwAMtxzruKNmhpBozndA2OwLQBILiILUMCVq4/r+xyJaBNbvXg1InE HwSuCMj/mMsmhboJb1J4Lzje9M/PAZc= X-Stat-Signature: 5r5c1cixkchn1nopzg8mdxfpzzqcqgm8 X-Rspamd-Queue-Id: B75F18003D Authentication-Results: imf02.hostedemail.com; dkim=pass header.d=chromium.org header.s=google header.b=Pi773woP; spf=pass (imf02.hostedemail.com: domain of senozhatsky@chromium.org designates 209.85.214.174 as permitted sender) smtp.mailfrom=senozhatsky@chromium.org; dmarc=pass (policy=none) header.from=chromium.org X-Rspam-User: X-Rspamd-Server: rspam05 X-HE-Tag: 1666672253-418563 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 (22/10/25 01:12), Sergey Senozhatsky wrote: > Sergey Senozhatsky (6): > zsmalloc: turn zspage order into runtime variable > zsmalloc/zram: pass zspage order to zs_create_pool() > zram: add pool_page_order device attribute > Documentation: document zram pool_page_order attribute > zsmalloc: break out of loop when found perfect zspage order > zsmalloc: make sure we select best zspage size Andrew, I want to replace the last 2 patches in the series: I think we can drop `usedpc` calculations and instead optimize only for `waste` value. Would you prefer me to resend the entire instead?