kbuild: Fix recordmcount dependency for OOT modules

Forwarded: no

We never rebuild anything in-tree when building an out-of-tree
modules, so external modules should not depend on the recordmcount
sources.

Gbp-Pq: Topic bugfix/all
Gbp-Pq: Name kbuild-fix-recordmcount-dependency.patch

diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index 9fcbfac15d1debd5f3898ee6e57e1d970e9909df..dc15603991ea0930e8a4de20abee910703766b25 100644 (file)
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -192,6 +192,11 @@ cmd_record_mcount = $(if $(findstring $(strip $(CC_FLAGS_FTRACE)),$(_c_flags)),
 endif # CC_USING_RECORD_MCOUNT
 endif # CONFIG_FTRACE_MCOUNT_RECORD
 
+# Don't require recordmcount source for an OOT build.
+ifdef KBUILD_EXTMOD
+recordmcount_source :=
+endif
+
 ifdef CONFIG_STACK_VALIDATION
 ifneq ($(SKIP_STACK_VALIDATION),1)