D29600.1774698239.diff
No OneTemporary
Actions

Size

814 B

Referenced Files

None

Subscribers

None

D29600.1774698239.diff
View Options

	diff --git a/sys/dev/hwpmc/hwpmc_arm64.h b/sys/dev/hwpmc/hwpmc_arm64.h
	--- a/sys/dev/hwpmc/hwpmc_arm64.h
	+++ b/sys/dev/hwpmc/hwpmc_arm64.h
	@@ -40,7 +40,6 @@

	#define ARMV8_RELOAD_COUNT_TO_PERFCTR_VALUE(R) (-(R))
	#define ARMV8_PERFCTR_VALUE_TO_RELOAD_COUNT(P) (-(P))
	-#define EVENT_ID_MASK 0xFF

	#ifdef _KERNEL
	/* MD extension for 'struct pmc' */
	diff --git a/sys/dev/hwpmc/hwpmc_arm64.c b/sys/dev/hwpmc/hwpmc_arm64.c
	--- a/sys/dev/hwpmc/hwpmc_arm64.c
	+++ b/sys/dev/hwpmc/hwpmc_arm64.c
	@@ -181,7 +181,9 @@
	}
	pe = a->pm_ev;

	- config = (pe & EVENT_ID_MASK);
	+ config = (uint32_t)pe - PMC_EV_ARMV8_FIRST;
	+ if (config > (PMC_EV_ARMV8_LAST - PMC_EV_ARMV8_FIRST))
	+ return (EINVAL);
	pm->pm_md.pm_arm64.pm_arm64_evsel = config;

	PMCDBG2(MDP, ALL, 2, "arm64-allocate ri=%d -> config=0x%x", ri, config);