#ifndef _ASM_POWERPC_UCONTEXT_H#define _ASM_POWERPC_UCONTEXT_H #ifdef __powerpc64__#include <asm/sigcontext.h>#else#include <asm/elf.h>#endif#include <asm/signal.h> #ifndef __powerpc64__struct mcontext {	elf_gregset_t	mc_gregs;	elf_fpregset_t	mc_fregs;	unsigned long	mc_pad[2];	elf_vrregset_t	mc_vregs __attribute__((__aligned__(16)));};#endif struct ucontext {	unsigned long	uc_flags;	struct ucontext __user *uc_link;	stack_t		uc_stack;#ifndef __powerpc64__	int		uc_pad[7];	struct mcontext	__user *uc_regs;/* points to uc_mcontext field */#endif	sigset_t	uc_sigmask;	/* glibc has 1024-bit signal masks, ours are 64-bit */#ifdef __powerpc64__	sigset_t	__unused[15];	/* Allow for uc_sigmask growth */	struct sigcontext uc_mcontext;	/* last for extensibility */#else	int		uc_maskext[30];	int		uc_pad2[3];	struct mcontext	uc_mcontext;#endif}; #endif /* _ASM_POWERPC_UCONTEXT_H */