From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: [patch 116/155] mm/page_alloc.c: use free_area_empty() instead of open-coding Date: Wed, 01 Apr 2020 21:09:50 -0700 Message-ID: <20200402040950.yLnkih1dZ%akpm@linux-foundation.org> References: <20200401210155.09e3b9742e1c6e732f5a7250@linux-foundation.org> Reply-To: linux-kernel@vger.kernel.org Return-path: Received: from mail.kernel.org ([198.145.29.99]:34430 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725789AbgDBEJv (ORCPT ); Thu, 2 Apr 2020 00:09:51 -0400 In-Reply-To: <20200401210155.09e3b9742e1c6e732f5a7250@linux-foundation.org> Sender: mm-commits-owner@vger.kernel.org List-Id: mm-commits@vger.kernel.org To: akpm@linux-foundation.org, chenqiwu@xiaomi.com, linux-mm@kvack.org, mm-commits@vger.kernel.org, torvalds@linux-foundation.org, willy@infradead.org From: chenqiwu Subject: mm/page_alloc.c: use free_area_empty() instead of open-coding Use free_area_empty() API to replace list_empty() for better code readability. Link: http://lkml.kernel.org/r/1583674354-7713-1-git-send-email-qiwuchen55@gmail.com Signed-off-by: chenqiwu Reviewed-by: Matthew Wilcox (Oracle) Signed-off-by: Andrew Morton --- mm/page_alloc.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) --- a/mm/page_alloc.c~mm-page_alloc-use-free_area_empty-instead-of-open-coding +++ a/mm/page_alloc.c @@ -3460,8 +3460,7 @@ bool __zone_watermark_ok(struct zone *z, return true; } #endif - if (alloc_harder && - !list_empty(&area->free_list[MIGRATE_HIGHATOMIC])) + if (alloc_harder && !free_area_empty(area, MIGRATE_HIGHATOMIC)) return true; } return false; _