---

yaml
---
r: 304818
b: refs/heads/master
c: ea01fa9
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d5dd8afb569cdf89bd2b322d10f80a23bd3d2cfd
+refs/heads/master: ea01fa9f63aeff3ac918868217aa94adf76ddcc7

trunk/Makefile

@@ -1468,6 +1468,13 @@ kernelrelease:
 kernelversion:
 	@echo $(KERNELVERSION)
 
+# Clear a bunch of variables before executing the submake
+tools/: FORCE
+	$(Q)$(MAKE) LDFLAGS= MAKEFLAGS= -C $(src)/tools/
+
+tools/%: FORCE
+	$(Q)$(MAKE) LDFLAGS= MAKEFLAGS= -C $(src)/tools/ $*
+
 # Single targets
 # ---------------------------------------------------------------------------
 # Single targets are compatible with:

trunk/tools/Makefile

@@ -14,6 +14,16 @@ help:
 	@echo '  vm         - misc vm tools'
 	@echo '  x86_energy_perf_policy - Intel energy policy tool'
 	@echo ''
+	@echo 'You can do:'
+	@echo ' $$ make -C tools/<tool>_install'
+	@echo ''
+	@echo '  from the kernel command line to build and install one of'
+	@echo '  the tools above'
+	@echo ''
+	@echo '  $$ make tools/install'
+	@echo ''
+	@echo '  installs all tools.'
+	@echo ''
 	@echo 'Cleaning targets:'
 	@echo ''
 	@echo '  all of the above with the "_clean" string appended cleans'