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authorDavid Woodhouse <David.Woodhouse@intel.com>2008-10-21 14:42:20 -0400
committerDavid Woodhouse <David.Woodhouse@intel.com>2008-10-21 14:42:20 -0400
commitb876d08f816527af257e13d89fb0d3b4b849223c (patch)
tree40569f568230f918ca55f04b355e251747f913ed /include/linux/irqnr.h
parentb364776ad1208a71f0c53578c84619a395412a8d (diff)
parent2515ddc6db8eb49a79f0fe5e67ff09ac7c81eab4 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: drivers/pci/dmar.c
Diffstat (limited to 'include/linux/irqnr.h')
-rw-r--r--include/linux/irqnr.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/include/linux/irqnr.h b/include/linux/irqnr.h
new file mode 100644
index 000000000000..3171ddc3b39d
--- /dev/null
+++ b/include/linux/irqnr.h
@@ -0,0 +1,24 @@
1#ifndef _LINUX_IRQNR_H
2#define _LINUX_IRQNR_H
3
4#ifndef CONFIG_GENERIC_HARDIRQS
5#include <asm/irq.h>
6# define nr_irqs NR_IRQS
7
8# define for_each_irq_desc(irq, desc) \
9 for (irq = 0; irq < nr_irqs; irq++)
10#else
11extern int nr_irqs;
12
13# define for_each_irq_desc(irq, desc) \
14 for (irq = 0, desc = irq_desc; irq < nr_irqs; irq++, desc++)
15
16# define for_each_irq_desc_reverse(irq, desc) \
17 for (irq = nr_irqs -1, desc = irq_desc + (nr_irqs -1 ); \
18 irq > 0; irq--, desc--)
19#endif
20
21#define for_each_irq_nr(irq) \
22 for (irq = 0; irq < nr_irqs; irq++)
23
24#endif