[mirror_ubuntu-bionic-kernel.git] / include / asm-parisc / rt_sigframe.h

#ifndef _ASM_PARISC_RT_SIGFRAME_H
#define _ASM_PARISC_RT_SIGFRAME_H

#ifdef CONFIG_COMPAT
#include <asm/compat_rt_sigframe.h>
#endif

#define SIGRETURN_TRAMP 4
#define SIGRESTARTBLOCK_TRAMP 5 
#define TRAMP_SIZE (SIGRETURN_TRAMP + SIGRESTARTBLOCK_TRAMP)

struct rt_sigframe {
	/* XXX: Must match trampoline size in arch/parisc/kernel/signal.c 
	        Secondary to that it must protect the ERESTART_RESTARTBLOCK
		trampoline we left on the stack (we were bad and didn't 
		change sp so we could run really fast.) */
	unsigned int tramp[TRAMP_SIZE];
	struct siginfo info;
	struct ucontext uc;
};

#define	SIGFRAME		128
#define FUNCTIONCALLFRAME	96
#define PARISC_RT_SIGFRAME_SIZE					\
	(((sizeof(struct rt_sigframe) + FUNCTIONCALLFRAME) + SIGFRAME) & -SIGFRAME)

#endif
Commit	Line	Data
1da177e4 LT	1	#ifndef _ASM_PARISC_RT_SIGFRAME_H
	2	#define _ASM_PARISC_RT_SIGFRAME_H
	3
	4	#ifdef CONFIG_COMPAT
	5	#include <asm/compat_rt_sigframe.h>
	6	#endif
	7
	8	#define SIGRETURN_TRAMP 4
	9	#define SIGRESTARTBLOCK_TRAMP 5
	10	#define TRAMP_SIZE (SIGRETURN_TRAMP + SIGRESTARTBLOCK_TRAMP)
	11
	12	struct rt_sigframe {
	13	/* XXX: Must match trampoline size in arch/parisc/kernel/signal.c
	14	Secondary to that it must protect the ERESTART_RESTARTBLOCK
	15	trampoline we left on the stack (we were bad and didn't
	16	change sp so we could run really fast.) */
	17	unsigned int tramp[TRAMP_SIZE];
	18	struct siginfo info;
	19	struct ucontext uc;
	20	};
	21
	22	#define SIGFRAME 128
	23	#define FUNCTIONCALLFRAME 96
	24	#define PARISC_RT_SIGFRAME_SIZE \
	25	(((sizeof(struct rt_sigframe) + FUNCTIONCALLFRAME) + SIGFRAME) & -SIGFRAME)
	26
	27	#endif