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| author | Wolfram Sang <wsa@the-dreams.de> | 2018-10-11 23:07:30 +0200 |
|---|---|---|
| committer | Wolfram Sang <wsa@the-dreams.de> | 2018-10-11 23:07:30 +0200 |
| commit | 90fb814b6c025da45f71db1703cffe3fe87f575c (patch) | |
| tree | 5fd739d407654df6f9d6e82900a45e027dd8b9f0 /arch/x86/kernel/tsc.c | |
| parent | b30f2f65568f840e5ca522d98ba2ad73b8f59cde (diff) | |
| parent | 0238df646e6224016a45505d2c111a24669ebe21 (diff) | |
Merge tag 'v4.19-rc7' into i2c/for-4.20
This is the 4.19-rc7 release
Diffstat (limited to 'arch/x86/kernel/tsc.c')
| -rw-r--r-- | arch/x86/kernel/tsc.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c index 6490f618e096..b52bd2b6cdb4 100644 --- a/arch/x86/kernel/tsc.c +++ b/arch/x86/kernel/tsc.c @@ -26,6 +26,7 @@ #include <asm/apic.h> #include <asm/intel-family.h> #include <asm/i8259.h> +#include <asm/uv/uv.h> unsigned int __read_mostly cpu_khz; /* TSC clocks / usec, not used here */ EXPORT_SYMBOL(cpu_khz); @@ -1433,6 +1434,9 @@ void __init tsc_early_init(void) { if (!boot_cpu_has(X86_FEATURE_TSC)) return; + /* Don't change UV TSC multi-chassis synchronization */ + if (is_early_uv_system()) + return; if (!determine_cpu_tsc_frequencies(true)) return; loops_per_jiffy = get_loops_per_jiffy(); |