diff options
Diffstat (limited to 'arch/x86/kernel/tsc_32.c')
| -rw-r--r-- | arch/x86/kernel/tsc_32.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86/kernel/tsc_32.c b/arch/x86/kernel/tsc_32.c index 65b7063..0065426 100644 --- a/arch/x86/kernel/tsc_32.c +++ b/arch/x86/kernel/tsc_32.c @@ -1,6 +1,7 @@ #include <linux/sched.h> #include <linux/clocksource.h> #include <linux/workqueue.h> +#include <linux/delay.h> #include <linux/cpufreq.h> #include <linux/jiffies.h> #include <linux/init.h> @@ -404,6 +405,7 @@ static inline void check_geode_tsc_reliable(void) { } void __init tsc_init(void) { int cpu; + u64 lpj; if (!cpu_has_tsc || tsc_disabled > 0) return; @@ -416,6 +418,10 @@ void __init tsc_init(void) return; } + lpj = ((u64)tsc_khz * 1000); + do_div(lpj, HZ); + lpj_fine = lpj; + /* now allow native_sched_clock() to use rdtsc */ tsc_disabled = 0; |