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-rw-r--r--arch/x86/include/asm/mshyperv.h4
-rw-r--r--drivers/clocksource/hyperv_timer.c10
2 files changed, 8 insertions, 6 deletions
diff --git a/arch/x86/include/asm/mshyperv.h b/arch/x86/include/asm/mshyperv.h
index c10dd1c9ed81..4f566dbcd05c 100644
--- a/arch/x86/include/asm/mshyperv.h
+++ b/arch/x86/include/asm/mshyperv.h
@@ -27,10 +27,6 @@ static inline u64 hv_get_register(unsigned int reg)
return value;
}
-#define hv_set_clocksource_vdso(val) \
- ((val).vdso_clock_mode = VDSO_CLOCKMODE_HVCLOCK)
-#define hv_enable_vdso_clocksource() \
- vclocks_set_used(VDSO_CLOCKMODE_HVCLOCK);
#define hv_get_raw_timer() rdtsc_ordered()
/*
diff --git a/drivers/clocksource/hyperv_timer.c b/drivers/clocksource/hyperv_timer.c
index c73c1271e8b8..06984fa11936 100644
--- a/drivers/clocksource/hyperv_timer.c
+++ b/drivers/clocksource/hyperv_timer.c
@@ -370,11 +370,13 @@ static void resume_hv_clock_tsc(struct clocksource *arg)
hv_set_register(HV_REGISTER_REFERENCE_TSC, tsc_msr);
}
+#ifdef VDSO_CLOCKMODE_HVCLOCK
static int hv_cs_enable(struct clocksource *cs)
{
- hv_enable_vdso_clocksource();
+ vclocks_set_used(VDSO_CLOCKMODE_HVCLOCK);
return 0;
}
+#endif
static struct clocksource hyperv_cs_tsc = {
.name = "hyperv_clocksource_tsc_page",
@@ -384,7 +386,12 @@ static struct clocksource hyperv_cs_tsc = {
.flags = CLOCK_SOURCE_IS_CONTINUOUS,
.suspend= suspend_hv_clock_tsc,
.resume = resume_hv_clock_tsc,
+#ifdef VDSO_CLOCKMODE_HVCLOCK
.enable = hv_cs_enable,
+ .vdso_clock_mode = VDSO_CLOCKMODE_HVCLOCK,
+#else
+ .vdso_clock_mode = VDSO_CLOCKMODE_NONE,
+#endif
};
static u64 notrace read_hv_clock_msr(void)
@@ -442,7 +449,6 @@ static bool __init hv_init_tsc_clocksource(void)
tsc_msr = tsc_msr | 0x1 | (u64)phys_addr;
hv_set_register(HV_REGISTER_REFERENCE_TSC, tsc_msr);
- hv_set_clocksource_vdso(hyperv_cs_tsc);
clocksource_register_hz(&hyperv_cs_tsc, NSEC_PER_SEC/100);
hv_sched_clock_offset = hv_read_reference_counter();