Add a new make target to install to install kernel selftests.
This new target will build and install selftests.

Approach:

make kselftest_target:
-- exports kselftest INSTALL_KSFT_PATH
   default $(INSTALL_MOD_PATH)/lib/kselftest/$(KERNELRELEASE)
-- exports path for ksefltest.sh
-- runs selftests make install target:

selftests make install target
-- creates kselftest.sh script in install install dir
-- runs install targets for all INSTALL_TARGETS

Individual test make install targets:
-- install test programs and/or scripts in install dir
-- append to the ksefltest.sh file to add commands to run test

Signed-off-by: Shuah Khan <shua...@osg.samsung.com>
---
 Makefile | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/Makefile b/Makefile
index 05d67af..291aff7 100644
--- a/Makefile
+++ b/Makefile
@@ -1078,6 +1078,20 @@ kselftest:
        $(Q)$(MAKE) -C tools/testing/selftests run_tests
 
 # ---------------------------------------------------------------------------
+# Kernel selftest install
+INSTALL_KSFT_PATH=$(INSTALL_MOD_PATH)/lib/kselftest/$(KERNELRELEASE)
+export INSTALL_KSFT_PATH
+KSELFTEST=$(INSTALL_KSFT_PATH)/kselftest.sh
+export KSELFTEST
+
+PHONY += kselftest_install
+kselftest_install:
+       @rm -rf $(INSTALL_KSFT_PATH)
+       @mkdir -p $(INSTALL_KSFT_PATH)
+       $(Q)$(MAKE) -C tools/testing/selftests install
+       chmod +x $(KSELFTEST)
+
+# ---------------------------------------------------------------------------
 # Modules
 
 ifdef CONFIG_MODULES
@@ -1285,6 +1299,9 @@ help:
        @echo  '                    Build, install, and boot kernel before'
        @echo  '                    running kselftest on it'
        @echo  ''
+       @echo  '  kselftest_install - Install Kselftests to INSTALL_KSFT_PATH'
+       @echo  '                      default: 
$(INSTALL_MOD_PATH)/lib/kselftest/$(KERNELRELEASE)'
+       @echo  ''
        @echo  'Kernel packaging:'
        @$(MAKE) $(build)=$(package-dir) help
        @echo  ''
-- 
1.9.1

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