signal.c File Reference

#include <linux/errno.h>
#include <linux/signal.h>
#include <linux/personality.h>
#include <linux/uaccess.h>
#include <linux/tracehook.h>
#include <linux/elf.h>
#include <linux/unistd.h>
#include <asm/cacheflush.h>
#include <asm/ucontext.h>

Go to the source code of this file.

Data Structures
struct	sigframe
struct	rt_sigframe

Macros
#define	SWI_SYS_SIGRETURN   (0xff000000) /* error number for new abi */
#define	SWI_SYS_RT_SIGRETURN   (0xff000000 | (__NR_rt_sigreturn))
#define	SWI_SYS_RESTART   (0xff000000 | (__NR_restart_syscall))
#define	KERN_SIGRETURN_CODE   (KUSER_VECPAGE_BASE + 0x00000500)
#define	KERN_RESTART_CODE   (KERN_SIGRETURN_CODE + sizeof(sigreturn_codes))

Functions
asmlinkage int	__sys_rt_sigreturn (struct pt_regs *regs)
asmlinkage void	do_notify_resume (struct pt_regs *regs, unsigned int thread_flags, int syscall)
void __init	early_signal_init (void)

Variables
const unsigned long	sigreturn_codes [3]
const unsigned long	syscall_restart_code [2]

Macro Definition Documentation

#define KERN_RESTART_CODE   (KERN_SIGRETURN_CODE + sizeof(sigreturn_codes))

Definition at line 31 of file signal.c.

#define KERN_SIGRETURN_CODE   (KUSER_VECPAGE_BASE + 0x00000500)

Definition at line 30 of file signal.c.

#define SWI_SYS_RESTART   (0xff000000 | (__NR_restart_syscall))

Definition at line 28 of file signal.c.

#define SWI_SYS_RT_SIGRETURN   (0xff000000 | (__NR_rt_sigreturn))

Definition at line 27 of file signal.c.

#define SWI_SYS_SIGRETURN   (0xff000000) /* error number for new abi */

Definition at line 26 of file signal.c.

Function Documentation

asmlinkage int __sys_rt_sigreturn

(

struct pt_regs *

regs

)

Definition at line 103 of file signal.c.

asmlinkage void do_notify_resume	(	struct pt_regs *	regs,
		unsigned int	thread_flags,
		int	syscall
	)

Definition at line 426 of file signal.c.

void __init early_signal_init

(

void

)

Definition at line 442 of file signal.c.

Variable Documentation

const unsigned long sigreturn_codes[3]

Initial value:

= {
    SWI_SYS_SIGRETURN, SWI_SYS_RT_SIGRETURN,
}

Definition at line 33 of file signal.c.

const unsigned long syscall_restart_code[2]

Initial value:

= {
    SWI_SYS_RESTART,    
    0x69efc004,     
}

Definition at line 37 of file signal.c.