commit 3418d72404e35eb19e7995cbf3e7a76ba8fefbce
author Thomas Gleixner <tglx@linutronix.de> Thu Jun 29 02:24:49 2006 -0700
committer Linus Torvalds <torvalds@g5.osdl.org> Thu Jun 29 10:26:24 2006 -0700
tree 08e727f94d4ff31410730d5d42119b3520ad10ca
parent a4633adcdbc15ac51afcd0e1395de58cee27cf92

[PATCH] genirq: add IRQ_NOPROBE support

Introduce IRQ_NOPROBE: enables platforms to control chip-probing.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

include/linux/irq.h

diff --git a/include/linux/irq.h b/include/linux/irq.h
index 9a39756..b2fcf33 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -40,6 +40,7 @@
 # define CHECK_IRQ_PER_CPU(var) 0
 #endif
 
+#define IRQ_NOPROBE	512	/* IRQ is not valid for probing */
 /**
  * struct hw_interrupt_type - hardware interrupt type descriptor
  *