Messages in this thread Patch in this message | | | From | Maxim Levitsky <> | Subject | [PATCH 1/4] perf/x86/intel/lbr: use setup_clear_cpu_cap instead of clear_cpu_cap | Date | Wed, 22 Jun 2022 17:48:17 +0300 |
| |
clear_cpu_cap(&boot_cpu_data) is very similar to setup_clear_cpu_cap except that the latter also sets a bit in 'cpu_caps_cleared' which later clears the same cap in secondary cpus, which is likely what is meant here.
Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com> --- arch/x86/events/intel/lbr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/events/intel/lbr.c b/arch/x86/events/intel/lbr.c index 13179f31fe10fa..b08715172309a7 100644 --- a/arch/x86/events/intel/lbr.c +++ b/arch/x86/events/intel/lbr.c @@ -1860,7 +1860,7 @@ void __init intel_pmu_arch_lbr_init(void) return; clear_arch_lbr: - clear_cpu_cap(&boot_cpu_data, X86_FEATURE_ARCH_LBR); + setup_clear_cpu_cap(X86_FEATURE_ARCH_LBR); } /** -- 2.26.3
| |