x86/tsc: Make recalibrate_cpu_khz() export GPL only

A quick search doesn't reveal any use outside of the kernel - which
would be questionable to begin with anyway - so make the export GPL
only.

Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/r/Y599miBzWRAuOwhg@zn.tnic

diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c
index a78e73da4a74b351bf82407babe079b0b057fbc1..eaeffef93a12a918771e74b99f077473a8c14471 100644 (file)
--- a/arch/x86/kernel/tsc.c
+++ b/arch/x86/kernel/tsc.c
@@ -912,8 +912,7 @@ void recalibrate_cpu_khz(void)
                                                    cpu_khz_old, cpu_khz);
 #endif
 }
-
-EXPORT_SYMBOL(recalibrate_cpu_khz);
+EXPORT_SYMBOL_GPL(recalibrate_cpu_khz);
 
 
 static unsigned long long cyc2ns_suspend;