kbuild: ignore smp_locks section warnings from init/exit code

Add ".smp_locks" section to whitelist as being safe from
init and exit sections.

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index d0f86ed..94047bc 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -821,6 +821,7 @@
 		".pci_fixup_final",
 		".pdr",
 		"__param",
+		".smp_locks",
 		NULL
 	};
 	/* Start of section names */
@@ -892,6 +893,7 @@
 		".exitcall.exit",
 		".eh_frame",
 		".stab",
+		".smp_locks",
 		NULL
 	};
 	/* Start of section names */