1 files changed, 11 insertions, 5 deletions

diff --git a/Documentation/DocBook/Makefile b/Documentation/DocBook/Makefile
index a3a83d38f96..b1eb661e630 100644
--- a/Documentation/DocBook/Makefile
+++ b/Documentation/DocBook/Makefile
@@ -31,7 +31,7 @@ PS_METHOD	= $(prefer-db2x)
 
 ###
 # The targets that may be used.
-PHONY += xmldocs sgmldocs psdocs pdfdocs htmldocs mandocs installmandocs
+PHONY += xmldocs sgmldocs psdocs pdfdocs htmldocs mandocs installmandocs cleandocs
 
 BOOKS := $(addprefix $(obj)/,$(DOCBOOKS))
 xmldocs: $(BOOKS)
@@ -143,7 +143,8 @@ quiet_cmd_db2pdf = PDF     $@
         $(call cmd,db2pdf)
 
 
-main_idx = Documentation/DocBook/index.html
+index = index.html
+main_idx = Documentation/DocBook/$(index)
 build_main_index = rm -rf $(main_idx) && \
                    echo '<h1>Linux Kernel HTML Documentation</h1>' >> $(main_idx) && \
                    echo '<h2>Kernel Version: $(KERNELVERSION)</h2>' >> $(main_idx) && \
@@ -213,11 +214,12 @@ silent_gen_xml = :
 dochelp:
         @echo  ' Linux kernel internal documentation in different formats:'
         @echo  '  htmldocs        - HTML'
-        @echo  '  installmandocs  - install man pages generated by mandocs'
-        @echo  '  mandocs         - man pages'
         @echo  '  pdfdocs         - PDF'
         @echo  '  psdocs          - Postscript'
         @echo  '  xmldocs         - XML DocBook'
+        @echo  '  mandocs         - man pages'
+        @echo  '  installmandocs  - install man pages generated by mandocs'
+        @echo  '  cleandocs       - clean all generated DocBook files'
 
 ###
 # Temporary files left by various tools
@@ -231,10 +233,14 @@ clean-files := $(DOCBOOKS) \
         $(patsubst %.xml, %.pdf,  $(DOCBOOKS)) \
         $(patsubst %.xml, %.html, $(DOCBOOKS)) \
         $(patsubst %.xml, %.9,    $(DOCBOOKS)) \
-        $(C-procfs-example)
+        $(C-procfs-example) $(index)
 
 clean-dirs := $(patsubst %.xml,%,$(DOCBOOKS)) man
 
+cleandocs:
+        $(Q)rm -f $(call objectify, $(clean-files))
+        $(Q)rm -rf $(call objectify, $(clean-dirs))
+
 # Declare the contents of the .PHONY variable as phony.  We keep that
 # information in a variable se we can use it in if_changed and friends.