From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f43.google.com (mail-pj1-f43.google.com [209.85.216.43]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0EC343DBA1 for ; Fri, 29 Mar 2024 09:20:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.43 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711704029; cv=none; b=PpAz1jeLxZIvXUGVb5uWr5ExBxN+O03XaR82IUXfQbhFjnRpdcwKHOhhk7e1uEo379MWv62yfZ/9SyF3PkwRqj6XwAhdE/V1AsaMAeCAkA7yfDD8rJLD+Quk4mwnhV6DJ7dGEI6byeUrGGHt2oPoHOmO9k9Uxz/tAGgWJxcfJ+c= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711704029; c=relaxed/simple; bh=lsKygOzvWLl0FFhuYPC1IU4/YVdmC9lNJ/3CEGGRJMg=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=hmc7XTFf1CgVXUvHXnLiG6YWSpM0lDx5ZL+zgurywv3+lnNGfeXUmLBnDeuezAYsWTAuEsxzC3zKO9wikAVzfI+W0aKLGSMR0xw/EPdkMI5h9L206h04kEbRZbb1OWwamgqt42RnGISoJPcvYG8vWSIrLsRiMvAod7mJALXRpZ8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=QsxNbjAV; arc=none smtp.client-ip=209.85.216.43 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="QsxNbjAV" Received: by mail-pj1-f43.google.com with SMTP id 98e67ed59e1d1-2a207208187so1042623a91.2 for ; Fri, 29 Mar 2024 02:20:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1711704027; x=1712308827; darn=vger.kernel.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=lsKygOzvWLl0FFhuYPC1IU4/YVdmC9lNJ/3CEGGRJMg=; b=QsxNbjAVOmX5tDI30F3e8EeyIYbnPG3B3njZ2pfgTd1zMOl8/twy8KAydUo7ulHWKo IdHLxf3j/M/jOEyHRwVm+xXfWyRNj+fn4LG6bEN1ZKvZWejuIWshhA5+LVID71sbZPvG aHHT7kBam3SgUfzOVjm+VVkvJg+s5nuNY0Vd8= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1711704027; x=1712308827; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=lsKygOzvWLl0FFhuYPC1IU4/YVdmC9lNJ/3CEGGRJMg=; b=QI3OcPbUF0YlatfBwAGdfS6ha0CRYivik8+MoAugfjV74KL09iTxLdto9kHzyKvBHG F8LHO0FJMDeAmjLfb1I6lwj41jpWs7+TDkxmg5a/XD9LQWo5e8R84QA79ckzavusn4vU 4AQL+WdRplHnL6RKtUPOuIACPuHi0ySG+ISqVksvFxBwFQyF/ivuOQCfQ8dfV+NLm5F+ J9inwVEBPBM53fiKYZttp3Ush9GaDGaSxezfL1fytnZcHNPpWHVmscrFfUNyv89/ROml +1/M/Zbk2Ttm3KkY68LekQjtSYWaekWUiLaNTGXqTAef9vMTcsl4bPN5IlD5sD+EbUQO R80g== X-Forwarded-Encrypted: i=1; AJvYcCUsUVCbUZMpTNZJDjksWCKP/+VK3mTkXbYbyZ4YuyJJuO566cI13FDtU0MtGfHjhz43bL9x6q1CIh/QCurkP0dD7Hjv5iTwpnmaqms= X-Gm-Message-State: AOJu0Yy9IzJ8jBekuquktoZtpd+DrHEXGPzJlURIwLrFPe2gIUzBM1fy rnbBltdaYfDnFsJ9v5zazRgcLsJIkOVUj0RqG9GtxvZqPBxZJfNZ9kB5byxNRsfeCD6m7M/8bJs = X-Google-Smtp-Source: AGHT+IHQqAtT/9cATJMKv9jBfWQX8IflMXS4FDJOKDbHHGfHQMqg53v5n/NfmlEfqYyL7Ohe0pD7Bw== X-Received: by 2002:a17:90a:b10c:b0:2a2:151c:6246 with SMTP id z12-20020a17090ab10c00b002a2151c6246mr989149pjq.34.1711704027406; Fri, 29 Mar 2024 02:20:27 -0700 (PDT) Received: from google.com ([2401:fa00:8f:203:91ca:ac62:b18d:2b7]) by smtp.gmail.com with ESMTPSA id gv15-20020a17090b11cf00b002a055d4d2fesm2605024pjb.56.2024.03.29.02.20.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 29 Mar 2024 02:20:27 -0700 (PDT) Date: Fri, 29 Mar 2024 18:20:22 +0900 From: Sergey Senozhatsky To: Sergey Senozhatsky Cc: Andrew Morton , Minchan Kim , Brian Geffon , linux-kernel@vger.kernel.org, linux-block@vger.kernel.org Subject: Re: [PATCH] zram: add limit to recompression Message-ID: <20240329092022.GE1041856@google.com> References: <20240329090700.2799449-1-senozhatsky@chromium.org> Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240329090700.2799449-1-senozhatsky@chromium.org> On (24/03/29 18:06), Sergey Senozhatsky wrote: > Introduce "max_pages" param to recompression device attribute > which sets the upper limit on the number of entries (pages) zram > attempts to recompress. Scratch this one. I think I want recompression limit to respect size thresholds, algo priority ranges, etc.