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D42993.diff
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diff --git a/sys/x86/cpufreq/hwpstate_intel.c b/sys/x86/cpufreq/hwpstate_intel.c
--- a/sys/x86/cpufreq/hwpstate_intel.c
+++ b/sys/x86/cpufreq/hwpstate_intel.c
@@ -507,7 +507,7 @@
SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO,
- "epp", CTLTYPE_INT | CTLFLAG_RWTUN | CTLFLAG_MPSAFE, dev, 0,
+ "epp", CTLTYPE_INT | CTLFLAG_RWTUN | CTLFLAG_NEEDGIANT, dev, 0,
sysctl_epp_select, "I",
"Efficiency/Performance Preference "
"(range from 0, most performant, through 100, most efficient)");
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D42993.diff (571 B)
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D42993: sysctl: make epp select proc serialized.
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