kbuild: tar-pkg: enable communication with jobserver

The buildtar script might want to invoke a make, so tell the parent make to pass the jobserver token pipe to the subcommand by prefixing the command with a +. This addresses the issue seen here: /bin/sh ../scripts/package/buildtar tar-pkg make[3]: warning: jobserver unavailable: using -j1. Add '+' to parent make rule. See https://www.gnu.org/software/make/manual/html_node/Job-Slots.html for more information. Signed-off-by: Trevor Bourget <[email protected]> Signed-off-by: Masahiro Yamada <[email protected]>
jb55 · Jun 4, 2019 · a6e0487 · a6e0487
1 parent 8dde571
commit a6e0487
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/scripts/package/Makefile b/scripts/package/Makefile
@@ -104,7 +104,7 @@ clean-dirs += $(objtree)/snap/
 # ---------------------------------------------------------------------------
 tar%pkg: FORCE
 	$(MAKE) -f $(srctree)/Makefile
-	$(CONFIG_SHELL) $(srctree)/scripts/package/buildtar $@
+	+$(CONFIG_SHELL) $(srctree)/scripts/package/buildtar $@
 
 clean-dirs += $(objtree)/tar-install/