Re: [PATCHv3] tools build: Make fixdep parsing wait for last target

[Jiri Olsa]

On Thu, Dec 01, 2016 at 04:53:23PM -0200, Arnaldo Carvalho de Melo wrote:

SNIP

> [acme@jouet linux]$ m
> make: Entering directory '/home/acme/git/linux/tools/perf'
>   BUILD:   Doing 'make -j4' parallel build
>   CC       /tmp/build/perf/jvmti/libjvmti.o
>   CC       /tmp/build/perf/jvmti/jvmti_agent.o
>   HOSTCC   /tmp/build/perf/pmu-events/json.o
>   HOSTCC   /tmp/build/perf/fixdep.o
>   HOSTCC   /tmp/build/perf/pmu-events/jsmn.o
>   HOSTLD   /tmp/build/perf/fixdep-in.o
>   LINK     /tmp/build/perf/fixdep
> /bin/sh: /tmp/build/perf//fixdep: Permission denied
> /home/acme/git/linux/tools/build/Makefile.build:91: recipe for target '/tmp/build/perf/pmu-events/jsmn.o' failed

I think this is unrelated.. I think we're missing jevents fixdep dependency

I'll test patch below and send it separately

jirka

---
diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
index 3cb1df43ad3e..5d968af132e2 100644
--- a/tools/perf/Makefile.perf
+++ b/tools/perf/Makefile.perf
@@ -465,7 +465,7 @@ $(PERF_IN): prepare FORCE
 	|| echo "Warning: tools/include/uapi/linux/mman.h differs from kernel" >&2 )) || true
 	$(Q)$(MAKE) $(build)=perf
 
-$(JEVENTS_IN): FORCE
+$(JEVENTS_IN): fixdep FORCE
 	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=pmu-events obj=jevents
 
 $(JEVENTS): $(JEVENTS_IN)