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authorRobert Richter <robert.richter@amd.com>2011-09-21 11:30:18 +0200
committerIngo Molnar <mingo@elte.hu>2011-10-10 06:57:16 +0200
commitb716916679e72054d436afadce2f94dcad71cfad (patch)
tree86e90ea74a78fb42276868c3ecd1af714d9e5b20 /arch/x86/oprofile/nmi_int.c
parentee5789dbcc800ba7d641443e53f60d53977f9747 (diff)
perf, x86: Implement IBS initialization
This patch implements IBS feature detection and initialzation. The code is shared between perf and oprofile. If IBS is available on the system for perf, a pmu is setup. Signed-off-by: Robert Richter <robert.richter@amd.com> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1316597423-25723-3-git-send-email-robert.richter@amd.com Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/oprofile/nmi_int.c')
-rw-r--r--arch/x86/oprofile/nmi_int.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/x86/oprofile/nmi_int.c b/arch/x86/oprofile/nmi_int.c
index adf8fb31aa7..c04dc145a4b 100644
--- a/arch/x86/oprofile/nmi_int.c
+++ b/arch/x86/oprofile/nmi_int.c
@@ -385,8 +385,6 @@ static void nmi_cpu_shutdown(void *dummy)
apic_write(APIC_LVTPC, per_cpu(saved_lvtpc, cpu));
apic_write(APIC_LVTERR, v);
nmi_cpu_restore_registers(msrs);
- if (model->cpu_down)
- model->cpu_down();
}
static void nmi_cpu_up(void *dummy)