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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 7D43BC433B4 for ; Thu, 1 Apr 2021 21:09:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 501A5610C7 for ; Thu, 1 Apr 2021 21:09:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234268AbhDAVJe (ORCPT ); Thu, 1 Apr 2021 17:09:34 -0400 Received: from smtp.gentoo.org ([140.211.166.183]:54304 "EHLO smtp.gentoo.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233710AbhDAVJa (ORCPT ); Thu, 1 Apr 2021 17:09:30 -0400 Received: by sf.home (Postfix, from userid 1000) id 729335A22061; Thu, 1 Apr 2021 22:09:22 +0100 (BST) From: Sergei Trofimovich To: Andrew Morton Cc: linux-kernel@vger.kernel.org, Sergei Trofimovich , linux-mm@kvack.org Subject: [PATCH] mm: page_owner: use kstrtobool() to parse bool option Date: Thu, 1 Apr 2021 22:09:09 +0100 Message-Id: <20210401210909.3532086-1-slyfox@gentoo.org> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org I tried to use page_owner=1 for a while noticed too late it had no effect as opposed to similar init_on_alloc=1 (these work). Let's make them consistent. The change decreses binary size slightly: text data bss dec hex filename 12408 321 17 12746 31ca mm/page_owner.o.before 12320 321 17 12658 3172 mm/page_owner.o.after CC: Andrew Morton CC: linux-mm@kvack.org Signed-off-by: Sergei Trofimovich --- mm/page_owner.c | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-) diff --git a/mm/page_owner.c b/mm/page_owner.c index d15c7c4994f5..63e4ecaba97b 100644 --- a/mm/page_owner.c +++ b/mm/page_owner.c @@ -41,13 +41,7 @@ static void init_early_allocated_pages(void); static int __init early_page_owner_param(char *buf) { - if (!buf) - return -EINVAL; - - if (strcmp(buf, "on") == 0) - page_owner_enabled = true; - - return 0; + return kstrtobool(buf, &page_owner_enabled); } early_param("page_owner", early_page_owner_param); -- 2.31.1