From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.1 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 43715C433E7 for ; Thu, 15 Oct 2020 18:48:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C1E09221FE for ; Thu, 15 Oct 2020 18:48:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1602787724; bh=Nghusw6f9SpfobB4xfMSdZATlbTc/k+HC7WaYzEPJAU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=FnknbYeuZJLqc1+NdTIGUiQcvkfy0vHC/GLEKGqiLUuSVc4u8qC6c4ONXi2iMZQbR CN4W1GUvLzmjw0XsVS+FKwmsVuXiE27kO64styzKF5u6T/VeUTqwC09zBd5jceuLSR ZTwPG2QIVF+dLpMTjo4rOyOdDIvZvdMY+F4v1cVU= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726462AbgJOSso (ORCPT ); Thu, 15 Oct 2020 14:48:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41046 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726196AbgJOSso (ORCPT ); Thu, 15 Oct 2020 14:48:44 -0400 Received: from mail-pl1-x644.google.com (mail-pl1-x644.google.com [IPv6:2607:f8b0:4864:20::644]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DE607C061755; Thu, 15 Oct 2020 11:48:43 -0700 (PDT) Received: by mail-pl1-x644.google.com with SMTP id c6so2091900plr.9; Thu, 15 Oct 2020 11:48:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=ggw3I3pAynGZgxB+jlnK76lpD++hJM0MLWyGtUL7d20=; b=oJ4C3bwpBD0qOgcpxlqBF7rs3447We2XBaam2CDdVM7ASljXHA9Y6eyySbcrSHEEop ugQxo65cA0/YnFAUJlHvKsh3OJ+ZkLFwNWcdKwpK7qH2JEy8BRI5jnS5ShpKGRp5z9OG QLUnpiramNrxuxcLR9suBU47BM/kjJiu83lp4XOVm1uOeIu8WI9NfH15ggAyoilw45G6 L2R9EAT9fzusxiD2DxCV78GWrl0UcLfzb1bqnH5ijsXyjZ8N+BdNhlh2Uv8yz3qBbfGr nctWvcJHFJRwWBAQ5P9iHi6kUB759tRSHVR/i+H9vsLbHjjA+oQew3seOCTpuKH/A2Sf hiJA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:from:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to; bh=ggw3I3pAynGZgxB+jlnK76lpD++hJM0MLWyGtUL7d20=; b=d+jiAE4/6VTE7zNQ6C76Yd3uPkwWEO7fHm12hTzShnRtlV4F0gUXWoRI9Ad+AqC2UA Hg5qtVHJUdePcT5wgEsmOXt+4vZTEnMnunhQzvYdMpdAIc/XNXQ80mwqhzIbUyqk5Dvp NyxiQCb3THEpspk9vJkQqA6Za+7ynYa7zI+7d4ui96umEk6rGCO4olzMTBKNdI1pqCtD Uq3H3wURLBxCQDyXRnVwWOhv4Kl49CpGRRwMFxjT+n7QBlPodQZVO+aHhNqvWFWP13uB 77cRS3ac57uRGyWiDr6/G74MeiH3+NsLYpieFfhia43Ie+PSsC0hQvG8xWZSMY+XEZBv u8VA== X-Gm-Message-State: AOAM531nyrtDktnwR6tItlVC7Xlm6H6ICMBdByOG1vqielzk44E8cEaR xhPchxKTgMpiiI7xebFo3us= X-Google-Smtp-Source: ABdhPJy7lMQDrU/UXhqFoaHHLUjKN6vCPXC2gDHjCG6rUmQ9qUGSVEopO+cluDuMIWo14qlAsrPkpw== X-Received: by 2002:a17:902:d909:b029:d3:d52c:b98b with SMTP id c9-20020a170902d909b02900d3d52cb98bmr116513plz.54.1602787723434; Thu, 15 Oct 2020 11:48:43 -0700 (PDT) Received: from google.com ([2620:15c:211:1:7220:84ff:fe09:5e58]) by smtp.gmail.com with ESMTPSA id x1sm5187pjj.25.2020.10.15.11.48.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 15 Oct 2020 11:48:41 -0700 (PDT) Sender: Minchan Kim Date: Thu, 15 Oct 2020 11:48:39 -0700 From: Minchan Kim To: Yi Wang , Andrew Morton Cc: ngupta@vflare.org, sergey.senozhatsky.work@gmail.com, axboe@kernel.dk, linux-kernel@vger.kernel.org, linux-block@vger.kernel.org, xue.zhihong@zte.com.cn, jiang.xuexin@zte.com.cn, zhanglin Subject: Re: [PATCH v4] zram: add restriction on dynamic zram device creation Message-ID: <20201015184839.GA181691@google.com> References: <1602482640-48978-1-git-send-email-wang.yi59@zte.com.cn> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1602482640-48978-1-git-send-email-wang.yi59@zte.com.cn> Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On Mon, Oct 12, 2020 at 02:04:00PM +0800, Yi Wang wrote: > From: zhanglin > > Add max_num_devices to limit dynamic zram device creation to prevent > potential OOM > > Signed-off-by: zhanglin > Signed-off-by: Yi Wang Acked-by: Minchan Kim