This function isn't used outside of apic.c, so let's mark it static.
Signed-off-by: NDou Liyang <douly.fnst@cn.fujitsu.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: bhe@redhat.com
Cc: ebiederm@xmission.com
Link: http://lkml.kernel.org/r/20180214062554.21020-1-douly.fnst@cn.fujitsu.comSigned-off-by: NIngo Molnar <mingo@kernel.org>