Received: by 2002:a05:6902:102b:0:0:0:0 with SMTP id x11csp509284ybt; Fri, 10 Jul 2020 05:45:21 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwLfwCZTDGowQj8mq2/RcmwsacgpzGrmzTB7dw6W6MXlQZC/15ASk3IVgmqTC/DJIjO1WAQ X-Received: by 2002:aa7:c98d:: with SMTP id c13mr67793027edt.188.1594385121823; Fri, 10 Jul 2020 05:45:21 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1594385121; cv=none; d=google.com; s=arc-20160816; b=chuBKCWnkztqZZwHRWJk8h3T55KN+OT8QEVQZruT5niSi+FHb+OybGVf4xsQFfNuaA rHTAqzlhUXZHaef747FRGuuMEDMFzAM2371vkk5av9tNcjWJfEta1irNvchfmRrQeOr1 XwU2Eanej6XpSHVDS5tINUX6oi0iud/NP7zqppHnTaxQSMWr5faRSCv6wGZLxL2egh2a TVKwZakz+6xLhwZFw2KhF1JCUUDQ1Evc8c68PfOzVFFOMzfWFEXTuvN5Gg2LqyrZpDLH j04T456eXwH7FP4SbVDLn014pcPVT1TY98gudRynL7DBoR8ojumcyrTCM6nwcAwtqywl skPQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:in-reply-to:content-disposition :mime-version:references:message-id:subject:cc:to:from:date :dkim-signature; bh=e5B4cspuVVjW1c32qyp3lTOvelP3lNpucgNRz7GOy+c=; b=QmnWTo+I+kY+qeqcrjHEwQrF8oleoOMU20AOWTInpHrY18HSiM273U2/Kl2HuvELlV l+CFV/RkRf4fANTxt1QgxDsJXH8haXfZ+Q6W9gqf4nU9rhkD6G3ntIHlrRfCeuQReGSA LyHEM7mtjvrBFUO6VhVhZNFjQdaGvs6R3tzb3Ki20PSnc3wzYGBlaTdnbKhldqUmpIBr r9VUHTYXxC6UGdTmBn7L3FeOLVSCsGn/bg+4hkHzPW3Vy3TwLXdabMlIse0ph4SXT1R2 bhspRkzDutTu+yMiSCq9jYe58Ibkt+iZ6e8hnYCD0tK4OAh+uVfjyia+juSWtwkZ7hs4 6Pag== ARC-Authentication-Results: i=1; mx.google.com; dkim=fail header.i=@infradead.org header.s=casper.20170209 header.b=KcAca0KL; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id w18si4180786edx.276.2020.07.10.05.44.59; Fri, 10 Jul 2020 05:45:21 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=fail header.i=@infradead.org header.s=casper.20170209 header.b=KcAca0KL; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727935AbgGJMni (ORCPT + 99 others); Fri, 10 Jul 2020 08:43:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55698 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726896AbgGJMnh (ORCPT ); Fri, 10 Jul 2020 08:43:37 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 030D1C08C5CE for ; Fri, 10 Jul 2020 05:43:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=e5B4cspuVVjW1c32qyp3lTOvelP3lNpucgNRz7GOy+c=; b=KcAca0KLudjx37wfFcUtfa6T3n zeBg3It/XatvnU5AZWsWxucozUvZVDOY8+/9UuSrXL9Ut7AqquB+e033XMWMpHoGj08umrqpbT9rd IANHNMZNeO6s3rwpDxLRQ1PmgyzYtu09f+NRZpcBaeh4kiZtnk9LJkOmRjBhu/bLcJxNfekZNFpad 2u5N6+sD/OK5S7z8nc4+YAeIhQGqFzEpeUu2IF8J4eg83jXlvBqLvDkkz6dd3GByhGBpCPAv6jAI6 ZvXQxoZKQBIdyLB6XSXB+Q/opVsKCMeJsDm8/+Xs+7/4tuu3atl26HxsaGq/aWF3DBQxRrD9R4Iqp jJ2XrN9Q==; Received: from willy by casper.infradead.org with local (Exim 4.92.3 #3 (Red Hat Linux)) id 1jtsN9-0000uM-H0; Fri, 10 Jul 2020 12:43:24 +0000 Date: Fri, 10 Jul 2020 13:43:23 +0100 From: Matthew Wilcox To: Tian Tao Cc: akpm@linux-foundation.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linuxarm@huawei.com Subject: Re: [PATCH v3] vmalloc: Add the right hint when vmalloc failed Message-ID: <20200710124323.GJ12769@casper.infradead.org> References: <1594383472-52983-1-git-send-email-tiantao6@hisilicon.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1594383472-52983-1-git-send-email-tiantao6@hisilicon.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jul 10, 2020 at 08:17:52PM +0800, Tian Tao wrote: > In fact "vmalloc=" cmdline option is not available on many > platforms.When the user encounters this error, add the correct > hint to prevent misleading. i don't think this is an improvement.