#ifndef __ASM_HARDIRQ_H
#define __ASM_HARDIRQ_H
-#include <linux/config.h>
#include <linux/cache.h>
#include <linux/threads.h>
#include <asm/irq.h>
typedef struct {
unsigned int __softirq_pending;
- unsigned int __local_irq_count;
- unsigned int __local_bh_count;
- unsigned int __syscall_count;
- struct task_struct * __ksoftirqd_task; /* waitqueue is too large */
+ unsigned int local_timer_irqs;
} ____cacheline_aligned irq_cpustat_t;
#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */
-/*
- * We put the hardirq and softirq counter into the preemption
- * counter. The bitmask has the following meaning:
- *
- * - bits 0-7 are the preemption count (max depth: 256)
- * - bits 8-15 are the softirq count (max # of softirqs: 256)
- * - bits 16-24 are the hardirq count (max # of hardirqs: 512)
- * - bit 26 is the PREEMPT_ACTIVE flag
- *
- * We optimize HARDIRQ_BITS for immediate constant, and only
- * increase it if really needed.
- */
-#define PREEMPT_BITS 8
-#define SOFTIRQ_BITS 8
-
#if NR_IRQS > 256
#define HARDIRQ_BITS 9
#else
#define HARDIRQ_BITS 8
#endif
-#define PREEMPT_SHIFT 0
-#define SOFTIRQ_SHIFT (PREEMPT_SHIFT + PREEMPT_BITS)
-#define HARDIRQ_SHIFT (SOFTIRQ_SHIFT + SOFTIRQ_BITS)
-
/*
* The hardirq mask has to be large enough to have space
* for potentially all IRQ sources in the system nesting
# error HARDIRQ_BITS is too low!
#endif
-#define irq_enter() (preempt_count() += HARDIRQ_OFFSET)
-
-#ifndef CONFIG_SMP
-extern asmlinkage void __do_softirq(void);
-
-#define irq_exit() \
- do { \
- preempt_count() -= IRQ_EXIT_OFFSET; \
- if (!in_interrupt() && local_softirq_pending()) \
- __do_softirq(); \
- preempt_enable_no_resched(); \
- } while (0)
-#endif
+#define __ARCH_IRQ_EXIT_IRQS_DISABLED 1
#endif /* __ASM_HARDIRQ_H */