[tip:perf/urgent] tools: Add clean targets for tools directory

[tip-bot for Jiri Olsa]

Commit-ID:  2f5a7f1d13df94b753794b69cc4c920f8bfb2128
Gitweb:     http://git.kernel.org/tip/2f5a7f1d13df94b753794b69cc4c920f8bfb2128
Author:     Jiri Olsa <jolsa@xxxxxxxxxx>
AuthorDate: Mon, 11 Jan 2016 11:54:48 +0100
Committer:  Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Mon, 11 Jan 2016 12:07:38 -0300

tools: Add clean targets for tools directory

Adding missing clean targets for following tools directories:

  lib/bpf
  lib/subcmd
  build

This are now cleaned via 'make -C tools clean' command.

Reported-and-Tested-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Cc: Wang Nan <wangnan0@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/1452509693-13452-2-git-send-email-jolsa@xxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/Makefile | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/tools/Makefile b/tools/Makefile
index 0ba0df3..4e8e107 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -127,6 +127,12 @@ liblockdep_clean:
 libapi_clean:
 	$(call descend,lib/api,clean)
 
+libbpf_clean:
+	$(call descend,lib/bpf,clean)
+
+libsubcmd_clean:
+	$(call descend,lib/subcmd,clean)
+
 perf_clean:
 	$(call descend,$(@:_clean=),clean)
 
@@ -142,9 +148,12 @@ tmon_clean:
 freefall_clean:
 	$(call descend,laptop/freefall,clean)
 
+build_clean:
+	$(call descend,build,clean)
+
 clean: acpi_clean cgroup_clean cpupower_clean hv_clean firewire_clean lguest_clean \
 		perf_clean selftests_clean turbostat_clean usb_clean virtio_clean \
 		vm_clean net_clean iio_clean x86_energy_perf_policy_clean tmon_clean \
-		freefall_clean
+		freefall_clean build_clean libbpf_clean libsubcmd_clean liblockdep_clean
 
 .PHONY: FORCE