diff --git a/tools/perf/Documentation/perf-probe.txt b/tools/perf/Documentation/perf-probe.txt
index fb673be..b715cb7 100644
--- a/tools/perf/Documentation/perf-probe.txt
+++ b/tools/perf/Documentation/perf-probe.txt
@@ -104,6 +104,10 @@
 	Specify path to the executable or shared library file for user
 	space tracing. Can also be used with --funcs option.
 
+In absence of -m/-x options, perf probe checks if the first argument after
+the options is an absolute path name. If its an absolute path, perf probe
+uses it as a target module/target user space binary to probe.
+
 PROBE SYNTAX
 ------------
 Probe points are defined by following syntax.
@@ -190,11 +194,11 @@
 
 Add probes at zfree() function on /bin/zsh
 
- ./perf probe -x /bin/zsh zfree
+ ./perf probe -x /bin/zsh zfree or ./perf probe /bin/zsh zfree
 
 Add probes at malloc() function on libc
 
- ./perf probe -x /lib/libc.so.6 malloc
+ ./perf probe -x /lib/libc.so.6 malloc or ./perf probe /lib/libc.so.6 malloc
 
 SEE ALSO
 --------