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-rw-r--r--include/linux/irqdesc.h3
-rw-r--r--kernel/irq/internals.h6
2 files changed, 8 insertions, 1 deletions
diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h
index 64794dec93b6..782bf9851a9f 100644
--- a/include/linux/irqdesc.h
+++ b/include/linux/irqdesc.h
@@ -19,6 +19,7 @@ struct timer_rand_state;
* @handle_irq: highlevel irq-events handler [if NULL, __do_IRQ()]
* @action: the irq action chain
* @status: status information
+ * @core_internal_state__do_not_mess_with_it: core internal status information
* @depth: disable-depth, for nested irq_disable() calls
* @wake_depth: enable depth, for multiple set_irq_wake() callers
* @irq_count: stats field to detect stalled irqs
@@ -63,7 +64,7 @@ struct irq_desc {
irq_flow_handler_t handle_irq;
struct irqaction *action; /* IRQ action list */
unsigned int status; /* IRQ status */
-
+ unsigned int core_internal_state__do_not_mess_with_it;
unsigned int depth; /* nested irq disables */
unsigned int wake_depth; /* nested wake enables */
unsigned int irq_count; /* For detecting broken IRQs */
diff --git a/kernel/irq/internals.h b/kernel/irq/internals.h
index b61824cdadc6..ae96e688f4e1 100644
--- a/kernel/irq/internals.h
+++ b/kernel/irq/internals.h
@@ -1,5 +1,9 @@
/*
* IRQ subsystem internal functions and variables:
+ *
+ * Do not ever include this file from anything else than
+ * kernel/irq/. Do not even think about using any information outside
+ * of this file for your non core code.
*/
#include <linux/irqdesc.h>
@@ -9,6 +13,8 @@
# define IRQ_BITMAP_BITS NR_IRQS
#endif
+#define istate core_internal_state__do_not_mess_with_it
+
extern int noirqdebug;
/*