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ed80526166
Fixes these build warnings introduced by the callchain rework: arch/x86/kernel/cpu/perf_event.c: In function ‘perf_callchain_kernel’: arch/x86/kernel/cpu/perf_event.c:1646: warning: ‘return’ with a value, in function returning void arch/x86/kernel/cpu/perf_event.c: In function ‘perf_callchain_user’: arch/x86/kernel/cpu/perf_event.c:1699: warning: ‘return’ with a value, in function returning void arch/x86/kernel/cpu/perf_event.c: At top level: arch/x86/kernel/cpu/perf_event.c:1607: warning: ‘perf_callchain_entry_nmi’ defined but not used Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Acked-by: Frederic Weisbecker <fweisbec@gmail.com> LKML-Reference: <new-submission> Signed-off-by: Ingo Molnar <mingo@elte.hu>