diff options
Diffstat (limited to 'arch/arm64/include/asm/vdso')
| -rw-r--r-- | arch/arm64/include/asm/vdso/compat_gettimeofday.h | 13 | ||||
| -rw-r--r-- | arch/arm64/include/asm/vdso/gettimeofday.h | 9 |
2 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/vdso/compat_gettimeofday.h b/arch/arm64/include/asm/vdso/compat_gettimeofday.h index 9a625e8947ff..75cbae60455b 100644 --- a/arch/arm64/include/asm/vdso/compat_gettimeofday.h +++ b/arch/arm64/include/asm/vdso/compat_gettimeofday.h @@ -7,6 +7,7 @@ #ifndef __ASSEMBLY__ +#include <asm/barrier.h> #include <asm/unistd.h> #include <asm/errno.h> @@ -152,6 +153,18 @@ static __always_inline const struct vdso_data *__arch_get_vdso_data(void) return ret; } +#ifdef CONFIG_TIME_NS +static __always_inline const struct vdso_data *__arch_get_timens_vdso_data(void) +{ + const struct vdso_data *ret; + + /* See __arch_get_vdso_data(). */ + asm volatile("mov %0, %1" : "=r"(ret) : "r"(_timens_data)); + + return ret; +} +#endif + static inline bool vdso_clocksource_ok(const struct vdso_data *vd) { return vd->clock_mode == VDSO_CLOCKMODE_ARCHTIMER; diff --git a/arch/arm64/include/asm/vdso/gettimeofday.h b/arch/arm64/include/asm/vdso/gettimeofday.h index afba6ba332f8..9c29ad3049f8 100644 --- a/arch/arm64/include/asm/vdso/gettimeofday.h +++ b/arch/arm64/include/asm/vdso/gettimeofday.h @@ -7,6 +7,7 @@ #ifndef __ASSEMBLY__ +#include <asm/barrier.h> #include <asm/unistd.h> #define VDSO_HAS_CLOCK_GETRES 1 @@ -96,6 +97,14 @@ const struct vdso_data *__arch_get_vdso_data(void) return _vdso_data; } +#ifdef CONFIG_TIME_NS +static __always_inline +const struct vdso_data *__arch_get_timens_vdso_data(void) +{ + return _timens_data; +} +#endif + #endif /* !__ASSEMBLY__ */ #endif /* __ASM_VDSO_GETTIMEOFDAY_H */ |