Add sudo instructions in document

modify comments for make install
arctanx999 · Sep 5, 2016 · 79d4e5d · 79d4e5d
2 parents dc0e1db + c6950a2
commit 79d4e5d
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/doc/build/build_from_source.md b/doc/build/build_from_source.md
@@ -125,6 +125,8 @@ mkdir build
 cd build
 # you can add build option here, such as:    
 cmake -DWITH_GPU=ON -DWITH_DOC=OFF -DCMAKE_INSTALL_PREFIX=<path to install> ..
+# please use sudo make install, if you want
+# to install PaddlePaddle into the system
 make -j `nproc` && make install
 # PaddlePaddle installation path
 export PATH=<path to install>/bin:$PATH