#include <linux/irqreturn.h>
#include <linux/hardirq.h>
#include <linux/sched.h>
+#include <linux/irqflags.h>
+#include <linux/bottom_half.h>
#include <asm/atomic.h>
#include <asm/ptrace.h>
#include <asm/system.h>
#define SA_TRIGGER_RISING IRQF_TRIGGER_RISING
#define SA_TRIGGER_MASK IRQF_TRIGGER_MASK
+typedef irqreturn_t (*irq_handler_t)(int, void *);
+
struct irqaction {
- irqreturn_t (*handler)(int, void *, struct pt_regs *);
+ irq_handler_t handler;
unsigned long flags;
cpumask_t mask;
const char *name;
struct proc_dir_entry *dir;
};
-extern irqreturn_t no_action(int cpl, void *dev_id, struct pt_regs *regs);
-extern int request_irq(unsigned int,
- irqreturn_t (*handler)(int, void *, struct pt_regs *),
+extern irqreturn_t no_action(int cpl, void *dev_id);
+extern int request_irq(unsigned int, irq_handler_t handler,
unsigned long, const char *, void *);
extern void free_irq(unsigned int, void *);
#endif
}
+static inline void disable_irq_nosync_lockdep_irqsave(unsigned int irq, unsigned long *flags)
+{
+ disable_irq_nosync(irq);
+#ifdef CONFIG_LOCKDEP
+ local_irq_save(*flags);
+#endif
+}
+
static inline void disable_irq_lockdep(unsigned int irq)
{
disable_irq(irq);
enable_irq(irq);
}
+static inline void enable_irq_lockdep_irqrestore(unsigned int irq, unsigned long *flags)
+{
+#ifdef CONFIG_LOCKDEP
+ local_irq_restore(*flags);
+#endif
+ enable_irq(irq);
+}
+
/* IRQ wakeup (PM) control: */
extern int set_irq_wake(unsigned int irq, unsigned int on);
#define save_and_cli(x) save_and_cli(&x)
#endif /* CONFIG_SMP */
-/* SoftIRQ primitives. */
-#define local_bh_disable() \
- do { add_preempt_count(SOFTIRQ_OFFSET); barrier(); } while (0)
-#define __local_bh_enable() \
- do { barrier(); sub_preempt_count(SOFTIRQ_OFFSET); } while (0)
-
-extern void local_bh_enable(void);
-
/* PLEASE, avoid to allocate new softirqs, if you need not _really_ high
frequency threaded job scheduling. For almost all the purposes
tasklets are more than enough. F.e. all serial device BHs et
NET_TX_SOFTIRQ,
NET_RX_SOFTIRQ,
BLOCK_SOFTIRQ,
- TASKLET_SOFTIRQ
+ TASKLET_SOFTIRQ,
+ SCHED_SOFTIRQ,
};
/* softirq mask and active fields moved to irq_cpustat_t in