From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ee0-f45.google.com (mail-ee0-f45.google.com [74.125.83.45]) by kanga.kvack.org (Postfix) with ESMTP id CF37E6B0036 for ; Wed, 20 Nov 2013 12:51:38 -0500 (EST) Received: by mail-ee0-f45.google.com with SMTP id d49so4221178eek.18 for ; Wed, 20 Nov 2013 09:51:38 -0800 (PST) Received: from mx1.redhat.com (mx1.redhat.com. [209.132.183.28]) by mx.google.com with ESMTP id u49si18159950eep.1.2013.11.20.09.51.37 for ; Wed, 20 Nov 2013 09:51:37 -0800 (PST) From: Andrea Arcangeli Subject: [PATCH 6/8] mm/hugetlb.c: simplify PageHeadHuge() and PageHuge() Date: Wed, 20 Nov 2013 18:51:14 +0100 Message-Id: <1384969876-6374-7-git-send-email-aarcange@redhat.com> In-Reply-To: <1384969876-6374-1-git-send-email-aarcange@redhat.com> References: <1384969876-6374-1-git-send-email-aarcange@redhat.com> Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Morton Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Khalid Aziz , Pravin Shelar , Greg Kroah-Hartman , Ben Hutchings , Christoph Lameter , Johannes Weiner , Mel Gorman , Rik van Riel , Andi Kleen , Minchan Kim , Linus Torvalds From: Andrew Morton Signed-off-by: Andrew Morton Signed-off-by: Andrea Arcangeli --- mm/hugetlb.c | 12 ++---------- 1 file changed, 2 insertions(+), 10 deletions(-) diff --git a/mm/hugetlb.c b/mm/hugetlb.c index f03e068..9b8a14b 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -724,15 +724,11 @@ static void prep_compound_gigantic_page(struct page *page, unsigned long order) */ int PageHuge(struct page *page) { - compound_page_dtor *dtor; - if (!PageCompound(page)) return 0; page = compound_head(page); - dtor = get_compound_page_dtor(page); - - return dtor == free_huge_page; + return get_compound_page_dtor(page) == free_huge_page; } EXPORT_SYMBOL_GPL(PageHuge); @@ -742,14 +738,10 @@ EXPORT_SYMBOL_GPL(PageHuge); */ int PageHeadHuge(struct page *page_head) { - compound_page_dtor *dtor; - if (!PageHead(page_head)) return 0; - dtor = get_compound_page_dtor(page_head); - - return dtor == free_huge_page; + return get_compound_page_dtor(page_head) == free_huge_page; } EXPORT_SYMBOL_GPL(PageHeadHuge); -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org