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x86: memory corruption check - cleanup

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Move the prototypes from the generic kernel.h header to the more
appropriate include/asm-x86/bios_ebda.h header file.

Also, remove the check from the power management code - this is a
pure x86 matter for now.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar 2008-10-12 15:06:29 +02:00
parent a9b9e81c91
commit 46eaa67020
5 changed files with 19 additions and 18 deletions
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1
arch/x86/mm/init_32.c
View file

@ -31,6 +31,7 @@
#include <linux/cpumask.h>
#include <asm/asm.h>
#include <asm/bios_ebda.h>
#include <asm/processor.h>
#include <asm/system.h>
#include <asm/uaccess.h>

1
arch/x86/mm/init_64.c
View file

@ -31,6 +31,7 @@
#include <linux/nmi.h>
#include <asm/processor.h>
#include <asm/bios_ebda.h>
#include <asm/system.h>
#include <asm/uaccess.h>
#include <asm/pgtable.h>

1
drivers/base/power/main.c
View file

@ -254,7 +254,6 @@ static char *pm_verb(int event)
static void pm_dev_dbg(struct device *dev, pm_message_t state, char *info)
{
check_for_bios_corruption();
dev_dbg(dev, "%s%s%s\n", info, pm_verb(state.event),
((state.event & PM_EVENT_SLEEP) && device_may_wakeup(dev)) ?
", may wakeup" : "");

17
include/asm-x86/bios_ebda.h
View file

@ -16,4 +16,21 @@ static inline unsigned int get_bios_ebda(void)
void reserve_ebda_region(void);
#ifdef CONFIG_X86_CHECK_BIOS_CORRUPTION
/*
* This is obviously not a great place for this, but we want to be
* able to scatter it around anywhere in the kernel.
*/
void check_for_bios_corruption(void);
void start_periodic_check_for_corruption(void);
#else
static inline void check_for_bios_corruption(void)
{
}
static inline void start_periodic_check_for_corruption(void)
{
}
#endif
#endif /* ASM_X86__BIOS_EBDA_H */

17
include/linux/kernel.h
View file

@ -240,23 +240,6 @@ extern const char *print_tainted(void);
extern void add_taint(unsigned);
extern int root_mountflags;
#ifdef CONFIG_X86_CHECK_BIOS_CORRUPTION
/*
* This is obviously not a great place for this, but we want to be
* able to scatter it around anywhere in the kernel.
*/
void check_for_bios_corruption(void);
void start_periodic_check_for_corruption(void);
#else
static inline void check_for_bios_corruption(void)
{
}
static inline void start_periodic_check_for_corruption(void)
{
}
#endif
/* Values used for system_state */
extern enum system_states {
SYSTEM_BOOTING,