make help: add tools help target

Add a top-level Makefile help target for Userspace tools.

Also make each help "heading" end with a colon ':'.

Link: http://lkml.kernel.org/r/55c986ff-3966-3e47-2984-7349da2cce51@infradead.org
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/Makefile b/Makefile
index 43534cca1de92262a68cb8aebe686c45067a0330..220121fdca4d43f9df3314f300064ae8a51de28a 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -1374,7 +1374,7 @@ help:
        @echo  '  headers_install - Install sanitised kernel headers to INSTALL_HDR_PATH'; \
         echo  '                    (default: $(INSTALL_HDR_PATH))'; \
         echo  ''
-       @echo  'Static analysers'
+       @echo  'Static analysers:'
        @echo  '  checkstack      - Generate a list of stack hogs'
        @echo  '  namespacecheck  - Name space analysis on compiled kernel'
        @echo  '  versioncheck    - Sanity check on version.h usage'
@@ -1384,7 +1384,7 @@ help:
        @echo  '  headerdep       - Detect inclusion cycles in headers'
        @$(MAKE) -f $(srctree)/scripts/Makefile.help checker-help
        @echo  ''
-       @echo  'Kernel selftest'
+       @echo  'Kernel selftest:'
        @echo  '  kselftest       - Build and run kernel selftest (run as root)'
        @echo  '                    Build, install, and boot kernel before'
        @echo  '                    running kselftest on it'
@@ -1392,6 +1392,10 @@ help:
        @echo  '  kselftest-merge - Merge all the config dependencies of kselftest to existed'
        @echo  '                    .config.'
        @echo  ''
+       @echo 'Userspace tools targets:'
+       @echo '  use "make tools/help"'
+       @echo '  or  "cd tools; make help"'
+       @echo  ''
        @echo  'Kernel packaging:'
        @$(MAKE) $(build)=$(package-dir) help
        @echo  ''