[tip:x86/apic] x86, acpi: Add MAX_LOCAL_APIC for 32bit

tip-bot for Yinghai Lu
2010-12-23T23:24:06Z

Commit-ID: 56d91f132c9be66e98cce1b1e77a28027048bb26
Gitweb: http://git.kernel.org/tip/56d91f132c9be66e98cce1b1e77a28027048bb26
Author: Yinghai Lu <yinghai@kernel.org>
AuthorDate: Thu, 16 Dec 2010 19:09:24 -0800
Committer: H. Peter Anvin <hpa@linux.intel.com>
CommitDate: Thu, 23 Dec 2010 13:15:53 -0800

x86, acpi: Add MAX_LOCAL_APIC for 32bit

We should use MAX_LOCAL_APIC for max apic ids and MAX_APICS as number
of local apics.

Also apic_version[] array should use MAX_LOCAL_APICs.

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
LKML-Reference: <4D0AD464.2020408@kernel.org>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
---
arch/x86/include/asm/apicdef.h | 1 +
arch/x86/include/asm/mpspec.h | 2 +-
arch/x86/kernel/apic/apic.c | 2 +-
3 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/arch/x86/include/asm/apicdef.h b/arch/x86/include/asm/apicdef.h
index a859ca4..47a30ff 100644
--- a/arch/x86/include/asm/apicdef.h
+++ b/arch/x86/include/asm/apicdef.h
@@ -145,6 +145,7 @@

#ifdef CONFIG_X86_32
# define MAX_IO_APICS 64
+# define MAX_LOCAL_APIC 256
#else
# define MAX_IO_APICS 128
# define MAX_LOCAL_APIC 32768
diff --git a/arch/x86/include/asm/mpspec.h b/arch/x86/include/asm/mpspec.h
index c82868e..7c1aebf 100644
--- a/arch/x86/include/asm/mpspec.h
+++ b/arch/x86/include/asm/mpspec.h
@@ -6,7 +6,7 @@
#include <asm/mpspec_def.h>
#include <asm/x86_init.h>

-extern int apic_version[MAX_APICS];
+extern int apic_version[];
extern int pic_mode;

#ifdef CONFIG_X86_32
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index 4638396..0d5d07f 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -1707,7 +1707,7 @@ void __init init_apic_mappings(void)
* This initializes the IO-APIC and APIC hardware if this is
* a UP kernel.
*/
-int apic_version[MAX_APICS];
+int apic_version[MAX_LOCAL_APIC];

int __init APIC_init_uniprocessor(void)
{