The upcoming auxiliary clocks need this hook, too. To separate the architecture hooks from the timekeeper internals, refactor the hook to only operate on a single vDSO clock.
While at it, use a more robust #define for the hook override.
Signed-off-by: Thomas Weißschuh thomas.weissschuh@linutronix.de --- arch/arm64/include/asm/vdso/vsyscall.h | 7 +++---- include/asm-generic/vdso/vsyscall.h | 6 +++--- kernel/time/vsyscall.c | 3 ++- 3 files changed, 8 insertions(+), 8 deletions(-)
diff --git a/arch/arm64/include/asm/vdso/vsyscall.h b/arch/arm64/include/asm/vdso/vsyscall.h index de58951b8df6a4bb9afd411878793c79c30adbf2..417aae5763a86f39acffe1e6f96cb0e57212d04b 100644 --- a/arch/arm64/include/asm/vdso/vsyscall.h +++ b/arch/arm64/include/asm/vdso/vsyscall.h @@ -13,12 +13,11 @@ * Update the vDSO data page to keep in sync with kernel timekeeping. */ static __always_inline -void __arm64_update_vsyscall(struct vdso_time_data *vdata) +void __arch_update_vdso_clock(struct vdso_clock *vc) { - vdata->clock_data[CS_HRES_COARSE].mask = VDSO_PRECISION_MASK; - vdata->clock_data[CS_RAW].mask = VDSO_PRECISION_MASK; + vc->mask = VDSO_PRECISION_MASK; } -#define __arch_update_vsyscall __arm64_update_vsyscall +#define __arch_update_vdso_clock __arch_update_vdso_clock
/* The asm-generic header needs to be included after the definitions above */ #include <asm-generic/vdso/vsyscall.h> diff --git a/include/asm-generic/vdso/vsyscall.h b/include/asm-generic/vdso/vsyscall.h index b550afa15ecd101d821f51ce9105903978dced40..7fc0b560007dd8f09a2f24ace76ce68579ad17c1 100644 --- a/include/asm-generic/vdso/vsyscall.h +++ b/include/asm-generic/vdso/vsyscall.h @@ -22,11 +22,11 @@ static __always_inline const struct vdso_rng_data *__arch_get_vdso_u_rng_data(vo
#endif /* CONFIG_GENERIC_VDSO_DATA_STORE */
-#ifndef __arch_update_vsyscall -static __always_inline void __arch_update_vsyscall(struct vdso_time_data *vdata) +#ifndef __arch_update_vdso_clock +static __always_inline void __arch_update_vdso_clock(struct vdso_clock *vc) { } -#endif /* __arch_update_vsyscall */ +#endif /* __arch_update_vdso_clock */
#ifndef __arch_sync_vdso_time_data static __always_inline void __arch_sync_vdso_time_data(struct vdso_time_data *vdata) diff --git a/kernel/time/vsyscall.c b/kernel/time/vsyscall.c index d655df2597336f7305bfc74e2a87c651f314267b..df6bada2d58ed9a03e5dd3cb4b218983089a2877 100644 --- a/kernel/time/vsyscall.c +++ b/kernel/time/vsyscall.c @@ -118,7 +118,8 @@ void update_vsyscall(struct timekeeper *tk) if (clock_mode != VDSO_CLOCKMODE_NONE) update_vdso_time_data(vdata, tk);
- __arch_update_vsyscall(vdata); + __arch_update_vdso_clock(&vc[CS_HRES_COARSE]); + __arch_update_vdso_clock(&vc[CS_RAW]);
vdso_write_end(vdata);