sparc64: tracehook: CONFIG_HAVE_ARCH_TRACEHOOK

The sparc64 arch code has all the prerequisites, so set HAVE_ARCH_TRACEHOOK.

Signed-off-by: Roland McGrath <roland@redhat.com>
diff --git a/arch/sparc64/Kconfig b/arch/sparc64/Kconfig
index 7c88263..923a989 100644
--- a/arch/sparc64/Kconfig
+++ b/arch/sparc64/Kconfig
@@ -17,6 +17,7 @@
 	select HAVE_LMB
 	select HAVE_ARCH_KGDB
 	select USE_GENERIC_SMP_HELPERS if SMP
+	select HAVE_ARCH_TRACEHOOK
 
 config GENERIC_TIME
 	bool