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-rw-r--r--arch/alpha/Kconfig5
-rw-r--r--arch/arm/Kconfig6
-rw-r--r--arch/i386/Kconfig6
-rw-r--r--arch/ia64/Kconfig19
-rw-r--r--arch/m32r/Kconfig5
-rw-r--r--arch/mips/Kconfig5
-rw-r--r--arch/parisc/Kconfig5
-rw-r--r--arch/powerpc/Kconfig5
-rw-r--r--arch/sh/Kconfig5
-rw-r--r--arch/x86_64/Kconfig5
-rw-r--r--include/asm-alpha/numnodes.h7
-rw-r--r--include/asm-arm/arch-lh7a40x/memory.h2
-rw-r--r--include/asm-arm/numnodes.h26
-rw-r--r--include/asm-i386/numnodes.h18
-rw-r--r--include/asm-ia64/numnodes.h20
-rw-r--r--include/asm-m32r/numnodes.h15
-rw-r--r--include/asm-mips/numnodes.h7
-rw-r--r--include/asm-parisc/numnodes.h7
-rw-r--r--include/asm-powerpc/numnodes.h9
-rw-r--r--include/asm-sh/numnodes.h7
-rw-r--r--include/asm-x86_64/numa.h1
-rw-r--r--include/asm-x86_64/numnodes.h10
-rw-r--r--include/linux/numa.h8
23 files changed, 60 insertions, 143 deletions
diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig
index 9bef61b30367..8290b69da202 100644
--- a/arch/alpha/Kconfig
+++ b/arch/alpha/Kconfig
@@ -549,6 +549,11 @@ config NUMA
Access). This option is for configuring high-end multiprocessor
server machines. If in doubt, say N.
+config NODES_SHIFT
+ int
+ default "7"
+ depends on NEED_MULTIPLE_NODES
+
# LARGE_VMALLOC is racy, if you *really* need it then fix it first
config ALPHA_LARGE_VMALLOC
bool
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index dc5a9332c915..1dbf6ddb300d 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -512,6 +512,12 @@ config ARCH_DISCONTIGMEM_ENABLE
or have huge holes in the physical address space for other reasons.
See <file:Documentation/vm/numa> for more.
+config NODES_SHIFT
+ int
+ default "4" if ARCH_LH7A40X
+ default "2"
+ depends on NEED_MULTIPLE_NODES
+
source "mm/Kconfig"
config LEDS
diff --git a/arch/i386/Kconfig b/arch/i386/Kconfig
index 57301db056f5..18ec9fe6deb6 100644
--- a/arch/i386/Kconfig
+++ b/arch/i386/Kconfig
@@ -522,6 +522,12 @@ config NUMA
comment "NUMA (Summit) requires SMP, 64GB highmem support, ACPI"
depends on X86_SUMMIT && (!HIGHMEM64G || !ACPI)
+config NODES_SHIFT
+ int
+ default "4" if X86_NUMAQ
+ default "3"
+ depends on NEED_MULTIPLE_NODES
+
config HAVE_ARCH_BOOTMEM_NODE
bool
depends on NUMA
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index edffe25a477a..9f40eeff0b5c 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -260,15 +260,6 @@ config NR_CPUS
than 64 will cause the use of a CPU mask array, causing a small
performance hit.
-config IA64_NR_NODES
- int "Maximum number of NODEs (256-1024)" if (IA64_SGI_SN2 || IA64_GENERIC)
- range 256 1024
- depends on IA64_SGI_SN2 || IA64_GENERIC
- default "256"
- help
- This option specifies the maximum number of nodes in your SSI system.
- If in doubt, use the default.
-
config HOTPLUG_CPU
bool "Support for hot-pluggable CPUs (EXPERIMENTAL)"
depends on SMP && EXPERIMENTAL
@@ -352,6 +343,16 @@ config NUMA
Access). This option is for configuring high-end multiprocessor
server systems. If in doubt, say N.
+config NODES_SHIFT
+ int "Max num nodes shift(3-10)"
+ range 3 10
+ default "8"
+ depends on NEED_MULTIPLE_NODES
+ help
+ This option specifies the maximum number of nodes in your SSI system.
+ MAX_NUMNODES will be 2^(This value).
+ If in doubt, use the default.
+
# VIRTUAL_MEM_MAP and FLAT_NODE_MEM_MAP are functionally equivalent.
# VIRTUAL_MEM_MAP has been retained for historical reasons.
config VIRTUAL_MEM_MAP
diff --git a/arch/m32r/Kconfig b/arch/m32r/Kconfig
index 05c864c6c2d9..41fd490af3b4 100644
--- a/arch/m32r/Kconfig
+++ b/arch/m32r/Kconfig
@@ -285,6 +285,11 @@ config NUMA
depends on SMP && BROKEN
default n
+config NODES_SHIFT
+ int
+ default "1"
+ depends on NEED_MULTIPLE_NODES
+
# turning this on wastes a bunch of space.
# Summit needs it only when NUMA is on
config BOOT_IOREMAP
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index e15709ce8866..7aec60d40420 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -1590,6 +1590,11 @@ config ARCH_FLATMEM_ENABLE
def_bool y
depends on !NUMA
+config NODES_SHIFT
+ int
+ default "6"
+ depends on NEED_MULTIPLE_NODES
+
source "mm/Kconfig"
config SMP
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig
index 2fdf21989dc2..19f911c5dd58 100644
--- a/arch/parisc/Kconfig
+++ b/arch/parisc/Kconfig
@@ -177,6 +177,11 @@ config ARCH_DISCONTIGMEM_DEFAULT
def_bool y
depends on ARCH_DISCONTIGMEM_ENABLE
+config NODES_SHIFT
+ int
+ default "3"
+ depends on NEED_MULTIPLE_NODES
+
source "kernel/Kconfig.preempt"
source "kernel/Kconfig.hz"
source "mm/Kconfig"
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 2cdc35ce8045..167e70e95556 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -649,6 +649,11 @@ config NUMA
depends on PPC64
default y if SMP && PPC_PSERIES
+config NODES_SHIFT
+ int
+ default "4"
+ depends on NEED_MULTIPLE_NODES
+
config ARCH_SELECT_MEMORY_MODEL
def_bool y
depends on PPC64
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 58583f459471..2bcecf422573 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -527,6 +527,11 @@ config CPU_HAS_SR_RB
See <file:Documentation/sh/register-banks.txt> for further
information on SR.RB and register banking in the kernel in general.
+config NODES_SHIFT
+ int
+ default "1"
+ depends on NEED_MULTIPLE_NODES
+
endmenu
menu "Boot options"
diff --git a/arch/x86_64/Kconfig b/arch/x86_64/Kconfig
index 7df2fe1844be..408d44a59756 100644
--- a/arch/x86_64/Kconfig
+++ b/arch/x86_64/Kconfig
@@ -288,6 +288,11 @@ config K8_NUMA
Northbridge of Opteron. It is recommended to use X86_64_ACPI_NUMA
instead, which also takes priority if both are compiled in.
+config NODES_SHIFT
+ int
+ default "6"
+ depends on NEED_MULTIPLE_NODES
+
# Dummy CONFIG option to select ACPI_NUMA from drivers/acpi/Kconfig.
config X86_64_ACPI_NUMA
diff --git a/include/asm-alpha/numnodes.h b/include/asm-alpha/numnodes.h
deleted file mode 100644
index cd425827e4f3..000000000000
--- a/include/asm-alpha/numnodes.h
+++ /dev/null
@@ -1,7 +0,0 @@
-#ifndef _ASM_MAX_NUMNODES_H
-#define _ASM_MAX_NUMNODES_H
-
-/* Max 128 Nodes - Marvel */
-#define NODES_SHIFT 7
-
-#endif /* _ASM_MAX_NUMNODES_H */
diff --git a/include/asm-arm/arch-lh7a40x/memory.h b/include/asm-arm/arch-lh7a40x/memory.h
index c92bcb837629..9f1a58cbf407 100644
--- a/include/asm-arm/arch-lh7a40x/memory.h
+++ b/include/asm-arm/arch-lh7a40x/memory.h
@@ -31,8 +31,6 @@
#ifdef CONFIG_DISCONTIGMEM
-#define NODES_SHIFT 4 /* Up to 16 nodes */
-
/*
* Given a kernel address, find the home node of the underlying memory.
*/
diff --git a/include/asm-arm/numnodes.h b/include/asm-arm/numnodes.h
deleted file mode 100644
index 8df36818ebc9..000000000000
--- a/include/asm-arm/numnodes.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * linux/include/asm-arm/numnodes.h
- *
- * Copyright (C) 2002 Russell King
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-/* This declaration for the size of the NUMA (CONFIG_DISCONTIGMEM)
- * memory node table is the default.
- *
- * A good place to override this value is include/asm/arch/memory.h.
- */
-
-#ifndef __ASM_ARM_NUMNODES_H
-#define __ASM_ARM_NUMNODES_H
-
-#include <asm/memory.h>
-
-#ifndef NODES_SHIFT
-# define NODES_SHIFT 2 /* Normally, Max 4 Nodes */
-#endif
-
-#endif
diff --git a/include/asm-i386/numnodes.h b/include/asm-i386/numnodes.h
deleted file mode 100644
index a61f38c8176f..000000000000
--- a/include/asm-i386/numnodes.h
+++ /dev/null
@@ -1,18 +0,0 @@
-#ifndef _ASM_MAX_NUMNODES_H
-#define _ASM_MAX_NUMNODES_H
-
-#include <linux/config.h>
-
-#ifdef CONFIG_X86_NUMAQ
-
-/* Max 16 Nodes */
-#define NODES_SHIFT 4
-
-#elif defined(CONFIG_ACPI_SRAT)
-
-/* Max 8 Nodes */
-#define NODES_SHIFT 3
-
-#endif /* CONFIG_X86_NUMAQ */
-
-#endif /* _ASM_MAX_NUMNODES_H */
diff --git a/include/asm-ia64/numnodes.h b/include/asm-ia64/numnodes.h
deleted file mode 100644
index e9d356f549d9..000000000000
--- a/include/asm-ia64/numnodes.h
+++ /dev/null
@@ -1,20 +0,0 @@
-#ifndef _ASM_MAX_NUMNODES_H
-#define _ASM_MAX_NUMNODES_H
-
-#ifdef CONFIG_IA64_DIG
-/* Max 8 Nodes */
-# define NODES_SHIFT 3
-#elif defined(CONFIG_IA64_HP_ZX1) || defined(CONFIG_IA64_HP_ZX1_SWIOTLB)
-/* Max 32 Nodes */
-# define NODES_SHIFT 5
-#elif defined(CONFIG_IA64_SGI_SN2) || defined(CONFIG_IA64_GENERIC)
-# if CONFIG_IA64_NR_NODES == 256
-# define NODES_SHIFT 8
-# elif CONFIG_IA64_NR_NODES <= 512
-# define NODES_SHIFT 9
-# elif CONFIG_IA64_NR_NODES <= 1024
-# define NODES_SHIFT 10
-# endif
-#endif
-
-#endif /* _ASM_MAX_NUMNODES_H */
diff --git a/include/asm-m32r/numnodes.h b/include/asm-m32r/numnodes.h
deleted file mode 100644
index 479a39d49f83..000000000000
--- a/include/asm-m32r/numnodes.h
+++ /dev/null
@@ -1,15 +0,0 @@
-#ifndef _ASM_NUMNODES_H_
-#define _ASM_NUMNODES_H_
-
-#include <linux/config.h>
-
-#ifdef CONFIG_DISCONTIGMEM
-
-#if defined(CONFIG_CHIP_M32700)
-#define NODES_SHIFT 1 /* Max 2 Nodes */
-#endif /* CONFIG_CHIP_M32700 */
-
-#endif /* CONFIG_DISCONTIGMEM */
-
-#endif /* _ASM_NUMNODES_H_ */
-
diff --git a/include/asm-mips/numnodes.h b/include/asm-mips/numnodes.h
deleted file mode 100644
index 4f00c16ceeb0..000000000000
--- a/include/asm-mips/numnodes.h
+++ /dev/null
@@ -1,7 +0,0 @@
-#ifndef _ASM_MAX_NUMNODES_H
-#define _ASM_MAX_NUMNODES_H
-
-/* Max 128 Nodes */
-#define NODES_SHIFT 6
-
-#endif /* _ASM_MAX_NUMNODES_H */
diff --git a/include/asm-parisc/numnodes.h b/include/asm-parisc/numnodes.h
deleted file mode 100644
index 6c67651efd1c..000000000000
--- a/include/asm-parisc/numnodes.h
+++ /dev/null
@@ -1,7 +0,0 @@
-#ifndef _ASM_MAX_NUMNODES_H
-#define _ASM_MAX_NUMNODES_H
-
-/* Max 8 Nodes */
-#define NODES_SHIFT 3
-
-#endif /* _ASM_MAX_NUMNODES_H */
diff --git a/include/asm-powerpc/numnodes.h b/include/asm-powerpc/numnodes.h
deleted file mode 100644
index e138edae09dd..000000000000
--- a/include/asm-powerpc/numnodes.h
+++ /dev/null
@@ -1,9 +0,0 @@
-#ifndef _ASM_POWERPC_MAX_NUMNODES_H
-#define _ASM_POWERPC_MAX_NUMNODES_H
-#ifdef __KERNEL__
-
-/* Max 16 Nodes */
-#define NODES_SHIFT 4
-
-#endif /* __KERNEL__ */
-#endif /* _ASM_POWERPC_MAX_NUMNODES_H */
diff --git a/include/asm-sh/numnodes.h b/include/asm-sh/numnodes.h
deleted file mode 100644
index f73e85b72ecb..000000000000
--- a/include/asm-sh/numnodes.h
+++ /dev/null
@@ -1,7 +0,0 @@
-#ifndef _ASM_MAX_NUMNODES_H
-#define _ASM_MAX_NUMNODES_H
-
-/* Max 2 Nodes */
-#define NODES_SHIFT 1
-
-#endif /* _ASM_MAX_NUMNODES_H */
diff --git a/include/asm-x86_64/numa.h b/include/asm-x86_64/numa.h
index f0ba4d984bdf..1cc92fe02503 100644
--- a/include/asm-x86_64/numa.h
+++ b/include/asm-x86_64/numa.h
@@ -2,7 +2,6 @@
#define _ASM_X8664_NUMA_H 1
#include <linux/nodemask.h>
-#include <asm/numnodes.h>
struct bootnode {
u64 start,end;
diff --git a/include/asm-x86_64/numnodes.h b/include/asm-x86_64/numnodes.h
deleted file mode 100644
index 5a1d506b8299..000000000000
--- a/include/asm-x86_64/numnodes.h
+++ /dev/null
@@ -1,10 +0,0 @@
-#ifndef _ASM_X8664_NUMNODES_H
-#define _ASM_X8664_NUMNODES_H 1
-
-#include <linux/config.h>
-
-#ifdef CONFIG_NUMA
-#define NODES_SHIFT 6
-#endif
-
-#endif
diff --git a/include/linux/numa.h b/include/linux/numa.h
index f0c539bd3cfc..e481feb1bfd8 100644
--- a/include/linux/numa.h
+++ b/include/linux/numa.h
@@ -3,11 +3,9 @@
#include <linux/config.h>
-#ifndef CONFIG_FLATMEM
-#include <asm/numnodes.h>
-#endif
-
-#ifndef NODES_SHIFT
+#ifdef CONFIG_NODES_SHIFT
+#define NODES_SHIFT CONFIG_NODES_SHIFT
+#else
#define NODES_SHIFT 0
#endif