Files
Linux_Drivers/linux_5.10/arch/x86/include/asm/clocksource.h
sam.xiang 5c7dd7acc3 [linux] create linux_5.10.4 from T-head official:
repo: https://github.com/T-head-Semi/linux
	commit: b1313fe517ca3703119dcc99ef3bbf75ab42bcfb

Change-Id: I6cbb35294024ea3a66140e311f4bb705fd7fd626
2023-03-10 20:32:41 +08:00

22 lines
480 B
C

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