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path: root/drivers/misc/lkdtm/rodata.c
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Diffstat (limited to 'drivers/misc/lkdtm/rodata.c')
-rw-r--r--drivers/misc/lkdtm/rodata.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/misc/lkdtm/rodata.c b/drivers/misc/lkdtm/rodata.c
new file mode 100644
index 000000000000..58d180af72cf
--- /dev/null
+++ b/drivers/misc/lkdtm/rodata.c
@@ -0,0 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * This includes functions that are meant to live entirely in .rodata
+ * (via objcopy tricks), to validate the non-executability of .rodata.
+ */
+#include "lkdtm.h"
+
+void notrace lkdtm_rodata_do_nothing(void)
+{
+ /* Does nothing. We just want an architecture agnostic "return". */
+}