21 lines
480 B
C
Executable file
21 lines
480 B
C
Executable file
/* SPDX-License-Identifier: GPL-2.0 */
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/* x86-specific clocksource additions */
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#ifndef _ASM_X86_CLOCKSOURCE_H
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#define _ASM_X86_CLOCKSOURCE_H
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#include <asm/vdso/clocksource.h>
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extern unsigned int vclocks_used;
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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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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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#endif /* _ASM_X86_CLOCKSOURCE_H */
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