summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorShaopeng Tan <tan.shaopeng@jp.fujitsu.com>2022-03-23 11:12:26 +0300
committerShuah Khan <skhan@linuxfoundation.org>2022-04-26 02:11:41 +0300
commit42e2f21451f73a00ce3e63c46da8fb71d30b4cb0 (patch)
treebe512818644a833268aa4bb2e59551f986839c5a
parentb733143cc455bf83fa5fbd2e0eac63fb2d302461 (diff)
downloadlinux-42e2f21451f73a00ce3e63c46da8fb71d30b4cb0.tar.xz
selftests/resctrl: Update README about using kselftest framework to build/run resctrl_tests
resctrl_tests can be built or run using kselftests framework. Add description on how to do so in README. Reviewed-by: Reinette Chatre <reinette.chatre@intel.com> Reviewed-by: Fenghua Yu <fenghua.yu@intel.com> Signed-off-by: Shaopeng Tan <tan.shaopeng@jp.fujitsu.com> Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
-rw-r--r--tools/testing/selftests/resctrl/README39
1 files changed, 32 insertions, 7 deletions
diff --git a/tools/testing/selftests/resctrl/README b/tools/testing/selftests/resctrl/README
index 3d2bbd4fa3aa..8d11ce7c2ee5 100644
--- a/tools/testing/selftests/resctrl/README
+++ b/tools/testing/selftests/resctrl/README
@@ -12,24 +12,49 @@ Allocation test on Intel RDT hardware. More tests will be added in the future.
And the test suit can be extended to cover AMD QoS and ARM MPAM hardware
as well.
+resctrl_tests can be run with or without kselftest framework.
+
+WITH KSELFTEST FRAMEWORK
+=======================
+
BUILD
-----
-Run "make" to build executable file "resctrl_tests".
+Build executable file "resctrl_tests" from top level directory of the kernel source:
+ $ make -C tools/testing/selftests TARGETS=resctrl
RUN
---
-To use resctrl_tests, root or sudoer privileges are required. This is because
-the test needs to mount resctrl file system and change contents in the file
-system.
+Run resctrl_tests as sudo or root since the test needs to mount resctrl file
+system and change contents in the file system.
+Using kselftest framework will run all supported tests within resctrl_tests:
+
+ $ sudo make -C tools/testing/selftests TARGETS=resctrl run_tests
+
+More details about kselftest framework can be found in
+Documentation/dev-tools/kselftest.rst.
+
+WITHOUT KSELFTEST FRAMEWORK
+===========================
+
+BUILD
+-----
+
+Build executable file "resctrl_tests" from this directory(tools/testing/selftests/resctrl/):
+ $ make
+
+RUN
+---
+Run resctrl_tests as sudo or root since the test needs to mount resctrl file
+system and change contents in the file system.
Executing the test without any parameter will run all supported tests:
- sudo ./resctrl_tests
+ $ sudo ./resctrl_tests
OVERVIEW OF EXECUTION
----------------------
+=====================
A test case has four stages:
@@ -41,7 +66,7 @@ A test case has four stages:
- teardown: umount resctrl and clear temporary files.
ARGUMENTS
----------
+=========
Parameter '-h' shows usage information.