Messages in this thread Patch in this message | | | From | Zhang Rui <> | Subject | [PATCH 7/7] perf/x86/intel/P4: Fix smp_num_siblings usage | Date | Sat, 13 Aug 2022 00:41:44 +0800 |
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smp_num_siblings can be larger than 2.
Any value larger than 1 suggests HT is supported.
Reviewed-by: Len Brown <len.brown@intel.com> Signed-off-by: Zhang Rui <rui.zhang@intel.com> --- arch/x86/include/asm/perf_event_p4.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/include/asm/perf_event_p4.h b/arch/x86/include/asm/perf_event_p4.h index 94de1a05aeba..b14e9a20a7c0 100644 --- a/arch/x86/include/asm/perf_event_p4.h +++ b/arch/x86/include/asm/perf_event_p4.h @@ -189,7 +189,7 @@ static inline int p4_ht_active(void) static inline int p4_ht_thread(int cpu) { #ifdef CONFIG_SMP - if (smp_num_siblings == 2) + if (smp_num_siblings > 1) return cpu != cpumask_first(this_cpu_cpumask_var_ptr(cpu_sibling_map)); #endif return 0; -- 2.34.1
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