kmemleak: Simple testing module for kmemleak

This patch adds a loadable module that deliberately leaks memory. It
is used for testing various memory leaking scenarios.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 5cc3506574e9..116a35051be6 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -358,6 +358,16 @@ config DEBUG_KMEMLEAK
           In order to access the kmemleak file, debugfs needs to be
           mounted (usually at /sys/kernel/debug).
 
+config DEBUG_KMEMLEAK_TEST
+        tristate "Simple test for the kernel memory leak detector"
+        depends on DEBUG_KMEMLEAK
+        help
+          Say Y or M here to build a test for the kernel memory leak
+          detector. This option enables a module that explicitly leaks
+          memory.
+
+          If unsure, say N.
+
 config DEBUG_PREEMPT
         bool "Debug preemptible kernel"
         depends on DEBUG_KERNEL && PREEMPT && (TRACE_IRQFLAGS_SUPPORT || PPC64)