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ACPI: Move BAD_MADT_ENTRY() to linux/acpi.h

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BAD_MADT_ENTRY() is arch independent and will be used for all
architectures which parse MADT, so move it to linux/acpi.h to
reduce code duplication.

Signed-off-by: Hanjun Guo <hanjun.guo@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Hanjun Guo 2014-02-19 00:23:57 +08:00 • committed by Rafael J. Wysocki
parent df86f5df79
commit 328281b1cd
3 changed files with 4 additions and 8 deletions
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4
include/linux/acpi.h
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@ -108,6 +108,10 @@ static inline void acpi_initrd_override(void *data, size_t size)
}
#endif
#define BAD_MADT_ENTRY(entry, end) ( \
(!entry) || (unsigned long)entry + sizeof(*entry) > end || \
((struct acpi_subtable_header *)entry)->length < sizeof(*entry))
char * __acpi_map_table (unsigned long phys_addr, unsigned long size);
void __acpi_unmap_table(char *map, unsigned long size);
int early_acpi_boot_init(void);