1 files changed, 11 insertions, 0 deletions

diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 0efcdca9751a..09596e01468e 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -983,6 +983,17 @@ config DEBUG_FORCE_WEAK_PER_CPU
           To ensure that generic code follows the above rules, this
           option forces all percpu variables to be defined as weak.
 
+config DEBUG_PER_CPU_MAPS
+        bool "Debug access to per_cpu maps"
+        depends on DEBUG_KERNEL
+        depends on SMP
+        help
+          Say Y to verify that the per_cpu map being accessed has
+          been set up. This adds a fair amount of code to kernel memory
+          and decreases performance.
+
+          Say N if unsure.
+
 config LKDTM
         tristate "Linux Kernel Dump Test Tool Module"
         depends on DEBUG_FS