[PATCH] doc: blktrace.pdf: blktrace.tex dependency

diff --git a/doc/Makefile b/doc/Makefile
index 5e0d8bd5a70a6a69b4810383d9745c9e4aeb234e..912680cf1d70163b8f8bf2048df2924f298ab21c 100644 (file)
--- a/doc/Makefile
+++ b/doc/Makefile
@@ -5,7 +5,7 @@ all: blktrace.pdf
 blktrace.tex:
        @touch blktrace.tex
 
-blktrace.pdf:
+blktrace.pdf: blktrace.tex
        @latex blktrace.tex > /dev/null
        @latex blktrace.tex > /dev/null
        @dvipdfm -p a4 blktrace