From 3e2751d9169563486c2bfe7382726f1315cb156b Mon Sep 17 00:00:00 2001 From: Jiri Olsa Date: Thu, 4 Feb 2016 12:30:36 +0100 Subject: [PATCH] perf tools: Fix parallel build including 'clean' target Do not parallelize 'clean' with other targets, figure out if it is present and do it first, then the other targets. Noticed with: tools/perf> make -j24 clean all LD arch/libperf-in.o LD plugin_xen-in.o arch//libperf-in.o: file not recognized: File truncated make[3]: *** [arch/libperf-in.o] Error 1 make[2]: *** [arch] Error 2 make[2]: *** Waiting for unfinished jobs.... AR libapi.a Reported-and-Tested-by: Arnaldo Carvalho de Melo Signed-off-by: Jiri Olsa Acked-by: Wang Nan Link: http://lkml.kernel.org/n/tip-kb0qs29zbz7hxn32mc5zbsoz@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/Makefile | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/tools/perf/Makefile b/tools/perf/Makefile index 4b68f465195c..67837c6cdbd8 100644 --- a/tools/perf/Makefile +++ b/tools/perf/Makefile @@ -68,6 +68,20 @@ all tags TAGS: $(print_msg) $(make) +ifdef MAKECMDGOALS +has_clean := 0 +ifneq ($(filter clean,$(MAKECMDGOALS)),) + has_clean := 1 +endif # clean + +ifeq ($(has_clean),1) + rest := $(filter-out clean,$(MAKECMDGOALS)) + ifneq ($(rest),) +$(rest): clean + endif # rest +endif # has_clean +endif # MAKECMDGOALS + # # The clean target is not really parallel, don't print the jobs info: #