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kernel add
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/*
* Copyright (C) 2001 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
* Licensed under the GPL
*/
#ifndef __IRQ_USER_H__
#define __IRQ_USER_H__
#include <sysdep/ptrace.h>
struct irq_fd {
struct irq_fd *next;
void *id;
int fd;
int type;
int irq;
int events;
int current_events;
};
enum { IRQ_READ, IRQ_WRITE };
struct siginfo;
extern void sigio_handler(int sig, struct siginfo *unused_si, struct uml_pt_regs *regs);
extern void free_irq_by_fd(int fd);
extern void reactivate_fd(int fd, int irqnum);
extern void deactivate_fd(int fd, int irqnum);
extern int deactivate_all_fds(void);
extern int activate_ipi(int fd, int pid);
#endif
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