[PATCH] add comment for "make help"

[PATCH] add comment for "make help"

[Huang Shijie]

The "make cscope(tags)" only generate the tag database for the current
architecture.

So add this comment to remind the people.

Signed-off-by: Huang Shijie <shijie8@gmail.com>
---
 Makefile |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/Makefile b/Makefile
index f908acc..ad2c20d 100644
--- a/Makefile
+++ b/Makefile
@@ -1331,6 +1331,7 @@ help:
 	@echo  '  modules_prepare - Set up for building external modules'
 	@echo  '  tags/TAGS	  - Generate tags file for editors'
 	@echo  '  cscope	  - Generate cscope index'
+	@echo  '                    (default: $(SRCARCH), see scripts/tags.sh for more architectures)';
 	@echo  '  kernelrelease	  - Output the release version string'
 	@echo  '  kernelversion	  - Output the version stored in Makefile'
 	@echo  '  headers_install - Install sanitised kernel headers to INSTALL_HDR_PATH'; \
-- 
1.6.0.6