| Date | Mon, 29 Feb 2016 03:03:34 -0800 | From | tip-bot for Thomas Gleixner <> | Subject | [tip:perf/core] perf/x86/intel/uncore: Remove pointless mask check |
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Commit-ID: 3ccca9eca67ec68461a5266832d02aee538599b2 Gitweb: http://git.kernel.org/tip/3ccca9eca67ec68461a5266832d02aee538599b2 Author: Thomas Gleixner <tglx@linutronix.de> AuthorDate: Mon, 22 Feb 2016 22:19:08 +0000 Committer: Ingo Molnar <mingo@kernel.org> CommitDate: Mon, 29 Feb 2016 09:35:12 +0100
perf/x86/intel/uncore: Remove pointless mask check
uncore_cpumask_init() is only ever called from intel_uncore_init() where the mask is guaranteed to be empty.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Andi Kleen <andi.kleen@intel.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Borislav Petkov <bp@alien8.de> Cc: Harish Chegondi <harish.chegondi@intel.com> Cc: Jacob Pan <jacob.jun.pan@linux.intel.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Kan Liang <kan.liang@intel.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Cc: Vince Weaver <vincent.weaver@maine.edu> Cc: linux-kernel@vger.kernel.org Link: http://lkml.kernel.org/r/20160222221010.657326866@linutronix.de Signed-off-by: Ingo Molnar <mingo@kernel.org> --- arch/x86/events/intel/uncore.c | 6 ------ 1 file changed, 6 deletions(-)
diff --git a/arch/x86/events/intel/uncore.c b/arch/x86/events/intel/uncore.c index 91a18d6..c422d52e 100644 --- a/arch/x86/events/intel/uncore.c +++ b/arch/x86/events/intel/uncore.c @@ -1342,12 +1342,6 @@ static void __init uncore_cpumask_init(void) { int cpu; - /* - * ony invoke once from msr or pci init code - */ - if (!cpumask_empty(&uncore_cpu_mask)) - return; - cpu_notifier_register_begin(); for_each_online_cpu(cpu) {
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