1 files changed, 2 insertions, 0 deletions

diff --git a/arch/i386/kernel/cpu/intel.c b/arch/i386/kernel/cpu/intel.c
index 3ae795e9056d..56fe26584957 100644
--- a/arch/i386/kernel/cpu/intel.c
+++ b/arch/i386/kernel/cpu/intel.c
@@ -199,6 +199,8 @@ static void __cpuinit init_intel(struct cpuinfo_x86 *c)
         if (cpu_has_ds) {
                 unsigned int l1;
                 rdmsr(MSR_IA32_MISC_ENABLE, l1, l2);
+                if (!(l1 & (1<<11)))
+                        set_bit(X86_FEATURE_BTS, c->x86_capability);
                 if (!(l1 & (1<<12)))
                         set_bit(X86_FEATURE_PEBS, c->x86_capability);
         }