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=-9.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable 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 05078C55ABD for ; Fri, 13 Nov 2020 22:15:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B7DB22223F for ; Fri, 13 Nov 2020 22:15:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726061AbgKMWPo (ORCPT ); Fri, 13 Nov 2020 17:15:44 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48218 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725866AbgKMWPk (ORCPT ); Fri, 13 Nov 2020 17:15:40 -0500 Received: from ms.lwn.net (ms.lwn.net [IPv6:2600:3c01:e000:3a1::42]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9E5C7C0613D1; Fri, 13 Nov 2020 14:15:39 -0800 (PST) Received: from lwn.net (localhost [127.0.0.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ms.lwn.net (Postfix) with ESMTPSA id 2985A4FA; Fri, 13 Nov 2020 22:15:39 +0000 (UTC) Date: Fri, 13 Nov 2020 15:15:38 -0700 From: Jonathan Corbet To: Yi Wang Cc: linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, xue.zhihong@zte.com.cn, wang.liang82@zte.com.cn, Liao Pingfang Subject: Re: [PATCH] docs/mm: concepts.rst: Correct the threshold to low watermark Message-ID: <20201113151538.0937ef3c@lwn.net> In-Reply-To: <20201102032220.30747-1-wang.yi59@zte.com.cn> References: <20201102032220.30747-1-wang.yi59@zte.com.cn> Organization: LWN.net MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2 Nov 2020 11:22:20 +0800 Yi Wang wrote: > From: Liao Pingfang > > Actually it should be "low watermark" where we wake up kswapd > daemon. > > Signed-off-by: Liao Pingfang > Signed-off-by: Yi Wang > --- > Documentation/admin-guide/mm/concepts.rst | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/Documentation/admin-guide/mm/concepts.rst b/Documentation/admin-guide/mm/concepts.rst > index fa0974f..b966fcf 100644 > --- a/Documentation/admin-guide/mm/concepts.rst > +++ b/Documentation/admin-guide/mm/concepts.rst > @@ -184,7 +184,7 @@ pages either asynchronously or synchronously, depending on the state > of the system. When the system is not loaded, most of the memory is free > and allocation requests will be satisfied immediately from the free > pages supply. As the load increases, the amount of the free pages goes > -down and when it reaches a certain threshold (high watermark), an > +down and when it reaches a certain threshold (low watermark), an > allocation request will awaken the ``kswapd`` daemon. It will > asynchronously scan memory pages and either just free them if the data > they contain is available elsewhere, or evict to the backing storage So I tried to apply this, but b4 complains that it's not in the lkml archive, and indeed it's not. It seems that your message never actually went to the mailing list? Please resend with an actual public copy; adding the linux-mm list would also be good. Thanks, jon