[MIPS] Make SMTC_IDLE_HOOK_DEBUG a proper option in Kconfig.debug.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 9 insertions, 0 deletions

diff --git a/arch/mips/Kconfig.debug b/arch/mips/Kconfig.debug
index d5e60a0c1ded..72d5c198e790 100644
--- a/arch/mips/Kconfig.debug
+++ b/arch/mips/Kconfig.debug
@@ -37,6 +37,15 @@ config DEBUG_STACK_USAGE
 
           This option will slow down process creation somewhat.
 
+config CONFIG_SMTC_IDLE_HOOK_DEBUG
+        bool "Enable additional debug checks before going into CPU idle loop"
+        depends on DEBUG_KERNEL && MIPS_MT_SMTC
+        help
+          This option enables Enable additional debug checks before going into
+          CPU idle loop.  For details on these checks, see
+          arch/mips/kernel/smtc.c.  This debugging option result in significant
+          overhead so should be disabled in production kernels.
+
 config KGDB
         bool "Remote GDB kernel debugging"
         depends on DEBUG_KERNEL && SYS_SUPPORTS_KGDB