Commit-ID: 11f19ec025dd421c54978c69e42d86758fa310de
Gitweb: https://git.kernel.org/tip/11f19ec025dd421c54978c69e42d86758fa310de
Author: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
AuthorDate: Fri, 19 Jan 2018 11:06:17 +0100
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Sat, 20 Jan 2018 08:15:43 +0100
x86/jailhouse: Set X86_FEATURE_TSC_KNOWN_FREQ
Otherwise, Linux will not recognize precalibrated_tsc_khz and disable
the tsc as clocksource.
Signed-off-by: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Jailhouse <jailhouse-dev@xxxxxxxxxxxxxxxx>
Link: https://lkml.kernel.org/r/975fbfc9-2a64-cc56-40d5-164992ec3916@xxxxxxxxxxx
---
arch/x86/kernel/jailhouse.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/x86/kernel/jailhouse.c b/arch/x86/kernel/jailhouse.c
index 7ade152..2b7ebbe 100644
--- a/arch/x86/kernel/jailhouse.c
+++ b/arch/x86/kernel/jailhouse.c
@@ -176,6 +176,7 @@ static void __init jailhouse_init_platform(void)
pr_debug("Jailhouse: PM-Timer IO Port: %#x\n", pmtmr_ioport);
precalibrated_tsc_khz = setup_data.tsc_khz;
+ setup_force_cpu_cap(X86_FEATURE_TSC_KNOWN_FREQ);
pci_probe = 0;
--
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