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| author |   Maxim Levitsky <mlevitsk@redhat.com> | 2022-07-18 17:11:19 +0300 |
|---|---|---|
| committer |   Peter Zijlstra <peterz@infradead.org> | 2022-10-20 17:10:28 +0200 |
| commit | b329f5ddc9ce4b622d9c7aaf5c6df4de52caf91a (patch) | |
| tree | 1d1fa838b9c67ec956a8954fa3d268effd991312 /arch/x86/events/intel/lbr.c | |
| parent | ftrace,kcfi: Separate ftrace_stub() and ftrace_stub_graph() (diff) | |
| download | linux-dev-b329f5ddc9ce4b622d9c7aaf5c6df4de52caf91a.tar.xz linux-dev-b329f5ddc9ce4b622d9c7aaf5c6df4de52caf91a.zip | |
perf/x86/intel/lbr: Use setup_clear_cpu_cap() instead of clear_cpu_cap()
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.
Fixes: 47125db27e47 ("perf/x86/intel/lbr: Support Architectural LBR")
Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Kan Liang <kan.liang@linux.intel.com>
Link: https://lkml.kernel.org/r/20220718141123.136106-2-mlevitsk@redhat.com
Diffstat (limited to 'arch/x86/events/intel/lbr.c')
| -rw-r--r-- | arch/x86/events/intel/lbr.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/events/intel/lbr.c b/arch/x86/events/intel/lbr.c index 4fce1a4226e3..8259d725054d 100644 --- a/arch/x86/events/intel/lbr.c +++ b/arch/x86/events/intel/lbr.c @@ -1596,7 +1596,7 @@ 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); } /** |