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=-3.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS 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 8EF1FC433E1 for ; Fri, 10 Jul 2020 12:43:36 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 45A0F20772 for ; Fri, 10 Jul 2020 12:43:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="KcAca0KL" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 45A0F20772 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id E8FC38D0002; Fri, 10 Jul 2020 08:43:35 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id E19D08D0001; Fri, 10 Jul 2020 08:43:35 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id D08448D0002; Fri, 10 Jul 2020 08:43:35 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0057.hostedemail.com [216.40.44.57]) by kanga.kvack.org (Postfix) with ESMTP id B5C048D0001 for ; Fri, 10 Jul 2020 08:43:35 -0400 (EDT) Received: from smtpin28.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id 6B1CA612D for ; Fri, 10 Jul 2020 12:43:35 +0000 (UTC) X-FDA: 77022132390.28.flock94_4f022d626ece Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin28.hostedemail.com (Postfix) with ESMTP id 44B3C6C3E for ; Fri, 10 Jul 2020 12:43:35 +0000 (UTC) X-HE-Tag: flock94_4f022d626ece X-Filterd-Recvd-Size: 1880 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) by imf26.hostedemail.com (Postfix) with ESMTP for ; Fri, 10 Jul 2020 12:43:34 +0000 (UTC) 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> X-Rspamd-Queue-Id: 44B3C6C3E X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam01 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 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.