Corrects the documentation on how to use RAPL on Intel as user

README.md

@@ -77,7 +77,7 @@ make
 ```
 You may want to run `./configure.sh --help` to see configuration options.
 
-To use `amd_rapl` you have to load the module `msr`
+To use `amd_rapl` you have to load the module `msr` and use mojitO/S as root
 ```bash
 sudo modprobe msr
 ```
@@ -85,10 +85,10 @@ To execute mojitos without being root to monitor performance counters
 ```bash
 sudo sh -c 'echo 0 >/proc/sys/kernel/perf_event_paranoid'
 ```
-To execute mojitos without being root for accessing RAPL
+To execute mojitos without being root for accessing RAPL on Intel
 ```bash
-sudo chmod a+w /sys/class/powercap/intel-rapl/*/*
-sudo chmod a+w /sys/class/powercap/intel-rapl/*/*/*
+sudo chmod a+r /sys/class/powercap/intel-rapl/*/*
+sudo chmod a+r /sys/class/powercap/intel-rapl/*/*/*
 ```
 
 For now likwid backend needs mojitos to run root privileges