From: Vivek yadav <vya...@microsoft.com>
By design, alternative clock sources listed are based on the resolution of
current clock source. Once you set a high resolution clock,
only high resolution sources are returned.
Mark Hyper-V clock source as a high resolution clock source.
Signed-off-by: Vivek yadav <vya...@microsoft.com>
Signed-off-by: K. Y. Srinivasan <k...@microsoft.com>
---
arch/x86/kernel/cpu/mshyperv.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/arch/x86/kernel/cpu/mshyperv.c b/arch/x86/kernel/cpu/mshyperv.c
index 9b5d7b5..0e507a0 100644
--- a/arch/x86/kernel/cpu/mshyperv.c
+++ b/arch/x86/kernel/cpu/mshyperv.c
@@ -151,7 +151,8 @@ static struct clocksource hyperv_cs = {
.rating = 400, /* use this when running on Hyperv*/
.read = read_hv_clock,
.mask = CLOCKSOURCE_MASK(64),
- .flags = CLOCK_SOURCE_IS_CONTINUOUS,
+ .flags = CLOCK_SOURCE_IS_CONTINUOUS |
+ CLOCK_SOURCE_VALID_FOR_HRES,
};
static void __init ms_hyperv_init_platform(void)
--
1.7.4.1
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