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Date: Mon, 11 Feb 2013 23:24:08 +0400 From: Artem Savkov <artem.savkov@...il.com> To: "Rafael J. Wysocki" <rjw@...k.pl>, Dirk Brandewie <dirk.brandewie@...il.com> Cc: Viresh Kumar <viresh.kumar@...aro.org>, linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org, Artem Savkov <artem.savkov@...il.com> Subject: [PATCH] cpufreq: 64bit divide in intel_pstate_calc_busy() intel_pstate.c won't compile on i686 because of a linking error: drivers/cpufreq/intel_pstate.c:459: undefined reference to `__udivdi3' Signed-off-by: Artem Savkov <artem.savkov@...il.com> --- drivers/cpufreq/intel_pstate.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index 86ad482..dc43208 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -456,7 +456,9 @@ static inline void intel_pstate_calc_busy(struct cpudata *cpu, 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 = div64_u64( + sample->pstate_pct_busy * core_pct, + 100); } static inline void intel_pstate_sample(struct cpudata *cpu) -- 1.8.1.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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