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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
| commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
| tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /arch/x86/include/asm/clocksource.h | |
| parent | Initial commit. (diff) | |
| download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip | |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/x86/include/asm/clocksource.h')
| -rw-r--r-- | arch/x86/include/asm/clocksource.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/x86/include/asm/clocksource.h b/arch/x86/include/asm/clocksource.h new file mode 100644 index 000000000..dc9dc7b39 --- /dev/null +++ b/arch/x86/include/asm/clocksource.h @@ -0,0 +1,21 @@ +/* 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 */ |