linux-kernel - [PATCH 3/7] x86/pci: use resource_size_t in update

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Date:	Fri, 11 Dec 2009 15:35:22 -0800
From:	Yinghai Lu <yinghai@...nel.org>
To:	Ingo Molnar <mingo@...e.hu>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	Andrew Morton <akpm@...ux-foundation.org>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>
Subject: [PATCH 3/7] x86/pci: use resource_size_t in update_res



prepare to enable 32bit intel and amd bus

Signed-off-by: Yinghai Lu <yinghai@...nel.org>
---
 arch/x86/pci/bus_numa.c |   16 ++++++++--------
 arch/x86/pci/bus_numa.h |    4 ++--
 2 files changed, 10 insertions(+), 10 deletions(-)

Index: linux-2.6/arch/x86/pci/bus_numa.c
===================================================================
--- linux-2.6.orig/arch/x86/pci/bus_numa.c
+++ linux-2.6/arch/x86/pci/bus_numa.c
@@ -51,8 +51,8 @@ void x86_pci_root_bus_res_quirks(struct
 	}
 }
 
-void __init update_res(struct pci_root_info *info, size_t start,
-			      size_t end, unsigned long flags, int merge)
+void __init update_res(struct pci_root_info *info, resource_size_t start,
+		       resource_size_t end, unsigned long flags, int merge)
 {
 	int i;
 	struct resource *res;
@@ -65,20 +65,20 @@ void __init update_res(struct pci_root_i
 
 	/* try to merge it with old one */
 	for (i = 0; i < info->res_num; i++) {
-		size_t final_start, final_end;
-		size_t common_start, common_end;
+		resource_size_t final_start, final_end;
+		resource_size_t common_start, common_end;
 
 		res = &info->res[i];
 		if (res->flags != flags)
 			continue;
 
-		common_start = max((size_t)res->start, start);
-		common_end = min((size_t)res->end, end);
+		common_start = max(res->start, start);
+		common_end = min(res->end, end);
 		if (common_start > common_end + 1)
 			continue;
 
-		final_start = min((size_t)res->start, start);
-		final_end = max((size_t)res->end, end);
+		final_start = min(res->start, start);
+		final_end = max(res->end, end);
 
 		res->start = final_start;
 		res->end = final_end;
Index: linux-2.6/arch/x86/pci/bus_numa.h
===================================================================
--- linux-2.6.orig/arch/x86/pci/bus_numa.h
+++ linux-2.6/arch/x86/pci/bus_numa.h
@@ -22,6 +22,6 @@ extern int pci_root_num;
 extern struct pci_root_info pci_root_info[PCI_ROOT_NR];
 extern int found_all_numa_early;
 
-extern void update_res(struct pci_root_info *info, size_t start,
-			      size_t end, unsigned long flags, int merge);
+extern void update_res(struct pci_root_info *info, resource_size_t start,
+		      resource_size_t end, unsigned long flags, int merge);
 #endif

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