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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 BA3CFC433EF for ; Wed, 8 Sep 2021 22:18:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9D13961157 for ; Wed, 8 Sep 2021 22:18:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235893AbhIHWTQ (ORCPT ); Wed, 8 Sep 2021 18:19:16 -0400 Received: from mail.kernel.org ([198.145.29.99]:41768 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235377AbhIHWTP (ORCPT ); Wed, 8 Sep 2021 18:19:15 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 4902D61158; Wed, 8 Sep 2021 22:18:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1631139487; bh=IE2T/nyosoJXWfsmb0XZvS0qfX+7nvspqvMr4iz9ZMA=; h=Date:From:To:Subject:In-Reply-To:From; b=fYwHHHWF/RrK3iSq2Wmecc8rO0VEmPKZa73FZNAx3WbR3prM/1xkOetuXeVnOvNNC fOht83CjDiPUAuKTsDjEar2vvviC0Cpi5/FPcww0MwrEqekaVWNcPwsT7AnqiKf8zL +bVY0tKM5aj7XMqs0d78OAro+lNReO3TYl0551b8= Date: Wed, 08 Sep 2021 15:18:06 -0700 From: Andrew Morton To: akpm@linux-foundation.org, apopple@nvidia.com, baolin.wang@linux.alibaba.com, linux-mm@kvack.org, mm-commits@vger.kernel.org, shy828301@gmail.com, torvalds@linux-foundation.org, willy@infradead.org Subject: [patch 04/10] mm: migrate: change to use bool type for 'page_was_mapped' Message-ID: <20210908221806.ykzxWtvhy%akpm@linux-foundation.org> In-Reply-To: <20210908151729.c9a15a9508ba0aed22289c76@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 From: Baolin Wang Subject: mm: migrate: change to use bool type for 'page_was_mapped' Change to use bool type for 'page_was_mapped' variable making it more readable. Link: https://lkml.kernel.org/r/ce1279df18d2c163998c403e0b5ec6d3f6f90f7a.1629447552.git.baolin.wang@linux.alibaba.com Signed-off-by: Baolin Wang Reviewed-by: Yang Shi Cc: Alistair Popple Cc: Matthew Wilcox Signed-off-by: Andrew Morton --- mm/migrate.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/mm/migrate.c~mm-migrate-change-to-use-bool-type-for-page_was_mapped +++ a/mm/migrate.c @@ -960,7 +960,7 @@ static int __unmap_and_move(struct page int force, enum migrate_mode mode) { int rc = -EAGAIN; - int page_was_mapped = 0; + bool page_was_mapped = false; struct anon_vma *anon_vma = NULL; bool is_lru = !__PageMovable(page); @@ -1063,7 +1063,7 @@ static int __unmap_and_move(struct page VM_BUG_ON_PAGE(PageAnon(page) && !PageKsm(page) && !anon_vma, page); try_to_migrate(page, 0); - page_was_mapped = 1; + page_was_mapped = true; } if (!page_mapped(page)) _