powerpc: Enable tracehook for the architecture
The powerpc arch code has all the prerequisites, so set HAVE_ARCH_TRACEHOOK.
Signed-off-by: Roland McGrath <roland@redhat.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index fe88418..587da5e 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -117,6 +117,7 @@
select HAVE_KPROBES
select HAVE_ARCH_KGDB
select HAVE_KRETPROBES
+ select HAVE_ARCH_TRACEHOOK
select HAVE_LMB
select HAVE_DMA_ATTRS if PPC64
select USE_GENERIC_SMP_HELPERS if SMP