22 lines
		
	
	
		
			480 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			22 lines
		
	
	
		
			480 B
		
	
	
	
		
			C
		
	
	
	
	
	
| /* SPDX-License-Identifier: GPL-2.0 */
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| /* x86-specific clocksource additions */
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| 
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| #ifndef _ASM_X86_CLOCKSOURCE_H
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| #define _ASM_X86_CLOCKSOURCE_H
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| 
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| #include <asm/vdso/clocksource.h>
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| 
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| extern unsigned int vclocks_used;
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| 
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| static inline bool vclock_was_used(int vclock)
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| {
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| 	return READ_ONCE(vclocks_used) & (1U << vclock);
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| }
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| 
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| static inline void vclocks_set_used(unsigned int which)
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| {
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| 	WRITE_ONCE(vclocks_used, READ_ONCE(vclocks_used) | (1 << which));
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| }
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| 
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| #endif /* _ASM_X86_CLOCKSOURCE_H */
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