On 02/11/2013 08:18 AM, Randy Dunlap wrote:
On 02/10/13 23:47, Stephen Rothwell wrote:
Hi all,
Changes since 20130208:
on i386:
drivers/built-in.o: In function `intel_pstate_timer_func':
intel_pstate.c:(.text+0x4ce97e): undefined reference to `__udivdi3'
drivers/built-in.o: In function `intel_pstate_cpu_init':
intel_pstate.c:(.cpuinit.text+0x974): undefined reference to `__udivdi3'
DOOH :-( This patch fixes the issue. I will work with Rafael to get it into
his next branch.
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index 86ad482..e879963 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -456,7 +456,8 @@ static inline void intel_pstate_calc_busy(struct cpudata *cp
core_pct = div64_u64(sample->aperf * 100, sample->mperf);
sample->freq = cpu->pstate.turbo_pstate * core_pct * 1000;
- sample->core_pct_busy = sample->pstate_pct_busy * core_pct / 100;
+ sample->core_pct_busy = div_s64((sample->pstate_pct_busy * core_pct),
+ 100);
}
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