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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0AC2DC433F5 for ; Tue, 19 Oct 2021 21:36:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E5988610A3 for ; Tue, 19 Oct 2021 21:36:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229544AbhJSVic (ORCPT ); Tue, 19 Oct 2021 17:38:32 -0400 Received: from mail.kernel.org ([198.145.29.99]:42174 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229483AbhJSVic (ORCPT ); Tue, 19 Oct 2021 17:38:32 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id BAD7A60FDA; Tue, 19 Oct 2021 21:36:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1634679378; bh=vr1Cx0UHjyGT+oJLGFmancW20tKDp8FYZ5jp22e2uLA=; h=Date:From:To:Subject:From; b=Dj3e4RcGd1slkccwtnSGqgZvws5eMoI3cbqusYN+g1DhlHig68G0IQAtvZE29YCq5 pta0M7cRJKZxrV4kJSefPHgcFWMkv+cxtByADBWEiPzzlDY+HnfuleGMUGQPXCtmPt KErGn75dEF67RLjlurhuzeM8BiXjqtwCNW/TjUj0= Date: Tue, 19 Oct 2021 14:36:18 -0700 From: akpm@linux-foundation.org To: linf@wangsu.com, mm-commits@vger.kernel.org Subject: + mm-readaheadc-fix-incorrect-comments-for-get_init_ra_size.patch added to -mm tree Message-ID: <20211019213618.DTPx9UTok%akpm@linux-foundation.org> User-Agent: s-nail v14.8.16 Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org The patch titled Subject: mm/readahead.c: fix incorrect comments for get_init_ra_size has been added to the -mm tree. Its filename is mm-readaheadc-fix-incorrect-comments-for-get_init_ra_size.patch This patch should soon appear at https://ozlabs.org/~akpm/mmots/broken-out/mm-readaheadc-fix-incorrect-comments-for-get_init_ra_size.patch and later at https://ozlabs.org/~akpm/mmotm/broken-out/mm-readaheadc-fix-incorrect-comments-for-get_init_ra_size.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next and is updated there every 3-4 working days ------------------------------------------------------ From: Lin Feng Subject: mm/readahead.c: fix incorrect comments for get_init_ra_size In fact, formated values returned by get_init_ra_size are not that intuitive. This patch make the comments reflect its truth. Link: https://lkml.kernel.org/r/20211019104812.135602-1-linf@wangsu.com Signed-off-by: Lin Feng Signed-off-by: Andrew Morton --- mm/readahead.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/mm/readahead.c~mm-readaheadc-fix-incorrect-comments-for-get_init_ra_size +++ a/mm/readahead.c @@ -309,7 +309,7 @@ void force_page_cache_ra(struct readahea * Set the initial window size, round to next power of 2 and square * for small size, x 4 for medium, and x 2 for large * for 128k (32 page) max ra - * 1-8 page = 32k initial, > 8 page = 128k initial + * 1-2 page = 16k, 3-4 page 32k, 5-8 page = 64k, > 8 page = 128k initial */ static unsigned long get_init_ra_size(unsigned long size, unsigned long max) { _ Patches currently in -mm which might be from linf@wangsu.com are mm-readaheadc-fix-incorrect-comments-for-get_init_ra_size.patch