needs_branch_stack 2179 arch/x86/events/intel/core.c 	if (needs_branch_stack(event))
needs_branch_stack 2267 arch/x86/events/intel/core.c 	if (needs_branch_stack(event))
needs_branch_stack 3285 arch/x86/events/intel/core.c 	if (needs_branch_stack(event)) {