mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-12 05:24:12 +08:00
ef187fd799
Signed-off-by: Christoph Hellwig <hch@lst.de> Cc: Hirokazu Takata <takata@linux-m32r.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
26 lines
470 B
C
26 lines
470 B
C
#ifdef __KERNEL__
|
|
#ifndef __ASM_HARDIRQ_H
|
|
#define __ASM_HARDIRQ_H
|
|
|
|
#include <asm/irq.h>
|
|
|
|
#if NR_IRQS > 256
|
|
#define HARDIRQ_BITS 9
|
|
#else
|
|
#define HARDIRQ_BITS 8
|
|
#endif
|
|
|
|
/*
|
|
* The hardirq mask has to be large enough to have
|
|
* space for potentially all IRQ sources in the system
|
|
* nesting on a single CPU:
|
|
*/
|
|
#if (1 << HARDIRQ_BITS) < NR_IRQS
|
|
# error HARDIRQ_BITS is too low!
|
|
#endif
|
|
|
|
#include <asm-generic/hardirq.h>
|
|
|
|
#endif /* __ASM_HARDIRQ_H */
|
|
#endif /* __KERNEL__ */
|