[PATCH v3 07/74] x86/cpu/vfm: Update arch/x86/events/intel/lbr.c

Tony Luck
2024-04-16T21:20:01Z

arch/x86/events/intel/lbr.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/x86/events/intel/lbr.c b/arch/x86/events/intel/lbr.c
index 78cd5084104e..86277196ffad 100644
--- a/arch/x86/events/intel/lbr.c
+++ b/arch/x86/events/intel/lbr.c
@@ -2,6 +2,7 @@
#include <linux/perf_event.h>
#include <linux/types.h>

+#include <asm/cpu_device_id.h>
#include <asm/perf_event.h>
#include <asm/msr.h>

@@ -1457,7 +1458,7 @@ void __init intel_pmu_lbr_init_atom(void)
* to have an operational LBR which can freeze
* on PMU interrupt
*/
- if (boot_cpu_data.x86_model == 28
+ if (boot_cpu_data.x86_vfm == INTEL_ATOM_BONNELL
&& boot_cpu_data.x86_stepping < 10) {
pr_cont("LBR disabled due to erratum");
return;
--
2.44.0