update

[lttv.git] / usertrace-generic / README

diff --git a/usertrace-generic/README b/usertrace-generic/README
index 9d471ebe6de7c5ef5687ff478d92177010ef4037..6787faded90f2e8e86e29c5592cacaca63908d9a 100644 (file)
--- a/usertrace-generic/README
+++ b/usertrace-generic/README
@@ -168,7 +168,7 @@ See the sample-instrument-fct.c example program.
 
 - Compile your application with at least these parameters to gcc (it is splitted
   on two lines, joined by a "\") :
-gcc -g -I /usr/src/usertrace-generic -o myapp myapp.c \
+gcc -g -finstrument-functions -I /usr/src/usertrace-generic -o myapp myapp.c \
   /usr/src/usertrace-generic/ltt-facility-loader-user_myfacility.c \
        /usr/src/usertrace-generic/ltt-instrument-functions.c
 
@@ -180,10 +180,8 @@ Then, to see only the function_entry and function_exit events :
 lttv -m textDump -t /tmp/trace1 -e "event.facility=user_generic & (event.name=function_entry & event.name=function_exit)"
 
 It will show, for example :
-user_generic.function_entry: 59329.709939111 (/cpu_0), 19250, 18581,  SYSCALL { 
-0x8048454, 0x80484c2 }
-user_generic.function_exit: 59329.709944613 (/cpu_0), 19250, 18581,  SYSCALL { 0
-x8048454, 0x80484c2 }
+user_generic.function_entry: 59329.709939111 (/cpu_0), 19250, 18581,  SYSCALL { 0x8048454, 0x80484c2 }
+user_generic.function_exit: 59329.709944613 (/cpu_0), 19250, 18581,  SYSCALL { 0x8048454, 0x80484c2 }
 
 you can then use (from the binutils package)
 addr2line -e sample-instrument-fct -i -f 0x8048454