From: Peter Zijlstra Date: Fri, 13 Mar 2009 11:21:28 +0000 (+0100) Subject: perf_counter: x86: fix 32-bit irq_period assumption X-Git-Tag: firefly_0821_release~13973^2~483 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=595258aaeac4cc6e187b98b1bf29bb176febe763;p=firefly-linux-kernel-4.4.55.git perf_counter: x86: fix 32-bit irq_period assumption No need to assume the irq_period is 32bit. Signed-off-by: Peter Zijlstra Signed-off-by: Ingo Molnar --- diff --git a/arch/x86/kernel/cpu/perf_counter.c b/arch/x86/kernel/cpu/perf_counter.c index 155bc3c239b6..1cedc3468ce5 100644 --- a/arch/x86/kernel/cpu/perf_counter.c +++ b/arch/x86/kernel/cpu/perf_counter.c @@ -449,7 +449,7 @@ __hw_perf_counter_set_period(struct perf_counter *counter, struct hw_perf_counter *hwc, int idx) { s64 left = atomic64_read(&hwc->period_left); - s32 period = hwc->irq_period; + s64 period = hwc->irq_period; int err; /*