linux/arch/x86/include/asm/summit/apicdef.h

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#ifndef __ASM_SUMMIT_APICDEF_H
#define __ASM_SUMMIT_APICDEF_H
#define APIC_ID_MASK (0xFF<<24)
static inline unsigned get_apic_id(unsigned long x)
{
return (x>>24)&0xFF;
}
#define GET_APIC_ID(x) get_apic_id(x)
#endif