x86: cleanup for setup code crashes during IST probe

Clean up the code for crashes during SpeedStep probing on older
machines.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
H. Peter Anvin 2008-08-13 13:14:22 -07:00 committed by Ingo Molnar
parent 875e40b975
commit c2dcfde827
4 changed files with 4 additions and 8 deletions

View File

@ -24,8 +24,8 @@
#include <linux/edd.h>
#include <asm/boot.h>
#include <asm/setup.h>
#define NCAPINTS 8
#include "bitops.h"
#include <asm/cpufeature.h>
/* Useful macros */
#define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)]))

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@ -16,9 +16,6 @@
*/
#include "boot.h"
#include "bitops.h"
#include <asm/cpufeature.h>
#include "cpustr.h"
static char *cpu_name(int level)

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@ -22,10 +22,8 @@
#ifdef _SETUP
# include "boot.h"
# include "bitops.h"
#endif
#include <linux/types.h>
#include <asm/cpufeature.h>
#include <asm/processor-flags.h>
#include <asm/required-features.h>
#include <asm/msr-index.h>

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@ -73,7 +73,8 @@ static void keyboard_set_repeat(void)
*/
static void query_ist(void)
{
/* Some 486 BIOSes apparently crash on this call */
/* Some older BIOSes apparently crash on this call, so filter
it from machines too old to have SpeedStep at all. */
if (cpu.level < 6)
return;