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authorLinus Torvalds <torvalds@g5.osdl.org>2006-10-05 19:32:01 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-05 19:32:01 -0400
commit44aefd2706bb6f5b65ba2c38cd89e7609e2b43d3 (patch)
tree93824f573767da634fbc82c388b6d33cc454212b /lib/irq_regs.c
parentc1a26e7d40fb814716950122353a1a556844286b (diff)
parent7d12e780e003f93433d49ce78cfedf4b4c52adc5 (diff)
Merge git://git.infradead.org/~dhowells/irq-2.6
* git://git.infradead.org/~dhowells/irq-2.6: IRQ: Maintain regs pointer globally rather than passing to IRQ handlers IRQ: Typedef the IRQ handler function type IRQ: Typedef the IRQ flow handler function type
Diffstat (limited to 'lib/irq_regs.c')
-rw-r--r--lib/irq_regs.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/lib/irq_regs.c b/lib/irq_regs.c
new file mode 100644
index 000000000000..101b1a4f9b14
--- /dev/null
+++ b/lib/irq_regs.c
@@ -0,0 +1,15 @@
1/* saved per-CPU IRQ register pointer
2 *
3 * Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
4 * Written by David Howells (dhowells@redhat.com)
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version
9 * 2 of the License, or (at your option) any later version.
10 */
11#include <asm/irq_regs.h>
12
13#ifndef ARCH_HAS_OWN_IRQ_REGS
14DEFINE_PER_CPU(struct pt_regs *, __irq_regs);
15#endif