system/linux
system/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux synced 2024-09-21 11:38:48 +00:00
Code Issues Packages Projects Releases Wiki Activity

powerpc: Switch to asm-generic/hardirq.h

Browse source 
hardirq.h on powerpc defines a __last_jiffy_stamp field, but it's not
actually used anywhere.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Christoph Hellwig 2009-08-05 12:24:45 +00:00 committed by Benjamin Herrenschmidt
parent e8a5f90014
commit 6826a57d1a
1 changed files with 1 additions and 29 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

30
arch/powerpc/include/asm/hardirq.h
View file

@ -1,29 +1 @@
#ifndef _ASM_POWERPC_HARDIRQ_H
#define _ASM_POWERPC_HARDIRQ_H
#ifdef __KERNEL__
#include <asm/irq.h>
#include <asm/bug.h>
/* The __last_jiffy_stamp field is needed to ensure that no decrementer
* interrupt is lost on SMP machines. Since on most CPUs it is in the same
* cache line as local_irq_count, it is cheap to access and is also used on UP
* for uniformity.
*/
typedef struct {
unsigned int __softirq_pending; /* set_bit is used on this */
unsigned int __last_jiffy_stamp;
} ____cacheline_aligned irq_cpustat_t;
#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */
#define last_jiffy_stamp(cpu) __IRQ_STAT((cpu), __last_jiffy_stamp)
static inline void ack_bad_irq(int irq)
{
printk(KERN_CRIT "illegal vector %d received!\n", irq);
BUG();
}
#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_HARDIRQ_H */
#include <asm-generic/hardirq.h>