CONFIG: Allow ready queue lock to be recurisve.

Adds a configuration option to allow the ready queue
to be a recursive (raw) spinlock.  This is useful
in implementing inheritance from nested locking
and budget enforcement actions.

1 files changed, 9 insertions, 0 deletions

diff --git a/litmus/Kconfig b/litmus/Kconfig
index 437ce82f97e9..a1a6cc699348 100644
--- a/litmus/Kconfig
+++ b/litmus/Kconfig
@@ -12,6 +12,15 @@ config PLUGIN_CEDF
           On smaller platforms (e.g., ARM PB11MPCore), using C-EDF
           makes little sense since there aren't any shared caches.
 
+config RECURSIVE_READYQ_LOCK
+        bool "Recursive Ready Queue Lock"
+        default n
+        help
+          Protects ready queues with a raw recursive spinlock instead
+          of a normal raw spinlock.
+
+          If unsure, say No.
+
 config PLUGIN_PFAIR
         bool "PFAIR"
         depends on HIGH_RES_TIMERS && !NO_HZ