From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757191Ab3APAw7 (ORCPT ); Tue, 15 Jan 2013 19:52:59 -0500 Received: from e32.co.us.ibm.com ([32.97.110.150]:35887 "EHLO e32.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755719Ab3APAw4 (ORCPT ); Tue, 15 Jan 2013 19:52:56 -0500 From: Cody P Schafer To: Linux MM Cc: LKML , Andrew Morton , Catalin Marinas , Cody P Schafer , Cody P Schafer Subject: [PATCH 06/17] mmzone: add pgdat_{end_pfn,is_empty}() helpers & consolidate. Date: Tue, 15 Jan 2013 16:24:43 -0800 Message-Id: <1358295894-24167-7-git-send-email-cody@linux.vnet.ibm.com> X-Mailer: git-send-email 1.8.0.3 In-Reply-To: <1358295894-24167-1-git-send-email-cody@linux.vnet.ibm.com> References: <1358295894-24167-1-git-send-email-cody@linux.vnet.ibm.com> X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13011600-5406-0000-0000-0000043D0B4F Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Cody P Schafer Add pgdat_end_pfn() and pgdat_is_empty() helpers which match the similar zone_*() functions. Change node_end_pfn() to be a wrapper of pgdat_end_pfn(). Signed-off-by: Cody P Schafer --- include/linux/mmzone.h | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 696cb7c..d7abff0 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -772,11 +772,17 @@ typedef struct pglist_data { #define nid_page_nr(nid, pagenr) pgdat_page_nr(NODE_DATA(nid),(pagenr)) #define node_start_pfn(nid) (NODE_DATA(nid)->node_start_pfn) +#define node_end_pfn(nid) pgdat_end_pfn(NODE_DATA(nid)) -#define node_end_pfn(nid) ({\ - pg_data_t *__pgdat = NODE_DATA(nid);\ - __pgdat->node_start_pfn + __pgdat->node_spanned_pages;\ -}) +static inline unsigned long pgdat_end_pfn(pg_data_t *pgdat) +{ + return pgdat->node_start_pfn + pgdat->node_spanned_pages; +} + +static inline bool pgdat_is_empty(pg_data_t *pgdat) +{ + return !pgdat->node_start_pfn && !pgdat->node_spanned_pages; +} #include -- 1.8.0.3