23 lines
370 B
C
23 lines
370 B
C
#ifndef __ASM_SYSTEM_H
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#define __ASM_SYSTEM_H
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#include <asm/segment.h>
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#include <asm/cmpxchg.h>
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static inline unsigned long read_cr8(void)
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{
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unsigned long cr8;
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asm volatile("movq %%cr8,%0" : "=r" (cr8));
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return cr8;
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}
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static inline void write_cr8(unsigned long val)
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{
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asm volatile("movq %0,%%cr8" :: "r" (val) : "memory");
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}
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#include <linux/irqflags.h>
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#endif
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