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-rw-r--r--tools/testing/selftests/livepatch/functions.sh13
-rw-r--r--tools/testing/selftests/livepatch/test_modules/Makefile6
2 files changed, 19 insertions, 0 deletions
diff --git a/tools/testing/selftests/livepatch/functions.sh b/tools/testing/selftests/livepatch/functions.sh
index e60cf09491a6..f0ed148d3c51 100644
--- a/tools/testing/selftests/livepatch/functions.sh
+++ b/tools/testing/selftests/livepatch/functions.sh
@@ -34,6 +34,18 @@ function is_root() {
fi
}
+# Check if we can compile the modules before loading them
+function has_kdir() {
+ if [ -z "$KDIR" ]; then
+ KDIR="/lib/modules/$(uname -r)/build"
+ fi
+
+ if [ ! -d "$KDIR" ]; then
+ echo "skip all tests: KDIR ($KDIR) not available to compile modules."
+ exit $ksft_skip
+ fi
+}
+
# die(msg) - game over, man
# msg - dying words
function die() {
@@ -108,6 +120,7 @@ function cleanup() {
# the ftrace_enabled sysctl.
function setup_config() {
is_root
+ has_kdir
push_config
set_dynamic_debug
set_ftrace_enabled 1
diff --git a/tools/testing/selftests/livepatch/test_modules/Makefile b/tools/testing/selftests/livepatch/test_modules/Makefile
index f5e880269bff..e6e638c4bcba 100644
--- a/tools/testing/selftests/livepatch/test_modules/Makefile
+++ b/tools/testing/selftests/livepatch/test_modules/Makefile
@@ -13,8 +13,14 @@ obj-m += test_klp_atomic_replace.o \
test_klp_shadow_vars.o \
test_klp_syscall.o
+# Ensure that KDIR exists, otherwise skip the compilation
modules:
+ifneq ("$(wildcard $(KDIR))", "")
$(Q)$(MAKE) -C $(KDIR) modules KBUILD_EXTMOD=$(TESTMODS_DIR)
+endif
+# Ensure that KDIR exists, otherwise skip the clean target
clean:
+ifneq ("$(wildcard $(KDIR))", "")
$(Q)$(MAKE) -C $(KDIR) clean KBUILD_EXTMOD=$(TESTMODS_DIR)
+endif