linux-kernel - [PATCH v3 3/5] selftests/resctrl: Update README about using kselftest framework to build/run resctrl

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Date:   Wed, 16 Feb 2022 11:26:39 +0900
From:   Shaopeng Tan <tan.shaopeng@...fujitsu.com>
To:     Fenghua Yu <fenghua.yu@...el.com>,
        Reinette Chatre <reinette.chatre@...el.com>,
        Shuah Khan <shuah@...nel.org>
Cc:     linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org,
        tan.shaopeng@...fujitsu.com
Subject: [PATCH v3 3/5] selftests/resctrl: Update README about using kselftest framework to build/run resctrl_tests

In this patch series, I make restrl_tests build/run using kselftest
framework, but some users do not known how to build/run resctrl_tests
using kseltest framework.

Add manual of how to make resctrl_tests build/run
using kselftest framework into README.

Signed-off-by: Shaopeng Tan <tan.shaopeng@...fujitsu.com>
---
 tools/testing/selftests/resctrl/README | 34 ++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/tools/testing/selftests/resctrl/README b/tools/testing/selftests/resctrl/README
index 3d2bbd4fa3aa..a0dd459049b7 100644
--- a/tools/testing/selftests/resctrl/README
+++ b/tools/testing/selftests/resctrl/README
@@ -12,9 +12,43 @@ 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.
+
+USE KSELFTEST FRAMEWORK
+-----------------------
+
+BUILD
+-----
+
+Execute the following command in top level directory of the kernel source.
+
+Build resctrl:
+ $ make -C tools/testing/selftests TARGETS=resctrl
+
+Build all self tests:
+ $ make -C tools/testing/selftests
+
+RUN
+---
+
+Run resctrl:
+ $ make -C tools/testing/selftests TARGETS=resctrl run_tests
+
+Run all self tests:
+ $ make -C tools/testing/selftests run_tests
+
+Using kselftest framework, the ./resctrl_tests will be run without any parameters.
+
+More details about kselftest framework as follow.
+Documentation/dev-tools/kselftest.rst
+
+NOT USE KSELFTEST FRAMEWORK
+---------------------------
+
 BUILD
 -----
 
+Execute the following command in this directory(tools/testing/selftests/resctrl/).
 Run "make" to build executable file "resctrl_tests".
 
 RUN
-- 
2.27.0