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-rw-r--r--arch/x86/events/intel/core.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c
index 593b1676b5d1..5081b4cdad0d 100644
--- a/arch/x86/events/intel/core.c
+++ b/arch/x86/events/intel/core.c
@@ -3989,16 +3989,14 @@ __init int intel_pmu_init(void)
3989 */ 3989 */
3990static __init int fixup_ht_bug(void) 3990static __init int fixup_ht_bug(void)
3991{ 3991{
3992 int cpu = smp_processor_id(); 3992 int c;
3993 int w, c;
3994 /* 3993 /*
3995 * problem not present on this CPU model, nothing to do 3994 * problem not present on this CPU model, nothing to do
3996 */ 3995 */
3997 if (!(x86_pmu.flags & PMU_FL_EXCL_ENABLED)) 3996 if (!(x86_pmu.flags & PMU_FL_EXCL_ENABLED))
3998 return 0; 3997 return 0;
3999 3998
4000 w = cpumask_weight(topology_sibling_cpumask(cpu)); 3999 if (topology_max_smt_threads() > 1) {
4001 if (w > 1) {
4002 pr_info("PMU erratum BJ122, BV98, HSD29 worked around, HT is on\n"); 4000 pr_info("PMU erratum BJ122, BV98, HSD29 worked around, HT is on\n");
4003 return 0; 4001 return 0;
4004 } 4002 }