haltpoll
     #ifndef _ASM_X86_SIGNAL_H
#define _ASM_X86_SIGNAL_H

#ifndef __ASSEMBLY__
#include <linux/types.h>
#include <linux/time.h>


/* Avoid too many header ordering problems.  */
struct siginfo;

/* Here we must cater to libcs that poke about in kernel headers.  */

#define NSIG		32
typedef unsigned long sigset_t;

#endif /* __ASSEMBLY__ */


#define SIGHUP		 1
#define SIGINT		 2
#define SIGQUIT		 3
#define SIGILL		 4
#define SIGTRAP		 5
#define SIGABRT		 6
#define SIGIOT		 6
#define SIGBUS		 7
#define SIGFPE		 8
#define SIGKILL		 9
#define SIGUSR1		10
#define SIGSEGV		11
#define SIGUSR2		12
#define SIGPIPE		13
#define SIGALRM		14
#define SIGTERM		15
#define SIGSTKFLT	16
#define SIGCHLD		17
#define SIGCONT		18
#define SIGSTOP		19
#define SIGTSTP		20
#define SIGTTIN		21
#define SIGTTOU		22
#define SIGURG		23
#define SIGXCPU		24
#define SIGXFSZ		25
#define SIGVTALRM	26
#define SIGPROF		27
#define SIGWINCH	28
#define SIGIO		29
#define SIGPOLL		SIGIO
/*
#define SIGLOST		29
*/
#define SIGPWR		30
#define SIGSYS		31
#define	SIGUNUSED	31

/* These should not be considered constants from userland.  */
#define SIGRTMIN	32
#define SIGRTMAX	_NSIG

/*
 * SA_FLAGS values:
 *
 * SA_ONSTACK indicates that a registered stack_t will be used.
 * SA_RESTART flag to get restarting signals (which were the default long ago)
 * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
 * SA_RESETHAND clears the handler when the signal is delivered.
 * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
 * SA_NODEFER prevents the current signal from being masked in the handler.
 *
 * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
 * Unix names RESETHAND and NODEFER respectively.
 */
#define SA_NOCLDSTOP	0x00000001u
#define SA_NOCLDWAIT	0x00000002u
#define SA_SIGINFO	0x00000004u
#define SA_ONSTACK	0x08000000u
#define SA_RESTART	0x10000000u
#define SA_NODEFER	0x40000000u
#define SA_RESETHAND	0x80000000u

#define SA_NOMASK	SA_NODEFER
#define SA_ONESHOT	SA_RESETHAND

#define SA_RESTORER	0x04000000

#define MINSIGSTKSZ	2048
#define SIGSTKSZ	8192

#include <asm-generic/signal-defs.h>

#ifndef __ASSEMBLY__


/* Here we must cater to libcs that poke about in kernel headers.  */
#ifdef __i386__

struct sigaction {
	union {
	  __sighandler_t _sa_handler;
	  void (*_sa_sigaction)(int, struct siginfo *, void *);
	} _u;
	sigset_t sa_mask;
	unsigned long sa_flags;
	void (*sa_restorer)(void);
};

#define sa_handler	_u._sa_handler
#define sa_sigaction	_u._sa_sigaction

#else /* __i386__ */

struct sigaction {
	__sighandler_t sa_handler;
	unsigned long sa_flags;
	__sigrestore_t sa_restorer;
	sigset_t sa_mask;		/* mask last for extensibility */
};

#endif /* !__i386__ */

typedef struct sigaltstack {
	void *ss_sp;
	int ss_flags;
	size_t ss_size;
} stack_t;

#endif /* __ASSEMBLY__ */

#endif /* _ASM_X86_SIGNAL_H */
 ?÷     #ifndef _ASM_X86_MSR_INDEX_H
#define _ASM_X86_MSR_INDEX_H

#ifndef BIT
#ifdef __ASSEMBLY__
#define BIT(nr)		(1 << (nr))
#else
#define BIT(nr)		(1UL << (nr))
#endif
#endif

/* CPU model specific register (MSR) numbers */

/* x86-64 specific MSRs */
#define MSR_EFER		0xc0000080 /* extended feature register */
#define MSR_STAR		0xc0000081 /* legacy mode SYSCALL target */
#define MSR_LSTAR		0xc0000082 /* long mode SYSCALL target */
#define MSR_CSTAR		0xc0000083 /* compat mode SYSCALL target */
#define MSR_SYSCALL_MASK	0xc0000084 /* EFLAGS mask for syscall */
#define MSR_FS_BASE		0xc0000100 /* 64bit FS base */
#define MSR_GS_BASE		0xc0000101 /* 64bit GS base */
#define MSR_KERNEL_GS_BASE	0xc0000102 /* SwapGS GS shadow */
#define MSR_TSC_AUX		0xc0000103 /* Auxiliary TSC */

/* EFER bits: */
#define _EFER_SCE		0  /* SYSCALL/SYSRET */
#define _EFER_LME		8  /* Long mode enable */
#define _EFER_LMA		10 /* Long mode active (read-only) */
#define _EFER_NX		11 /* No execute enable */
#define _EFER_SVME		12 /* Enable virtualization */
#define _EFER_LMSLE		13 /* Long Mode Segment Limit Enable */
#define _EFER_FFXSR		14 /* Enable Fast FXSAVE/FXRSTOR */

#define EFER_SCE		(1<<_EFER_SCE)
#define EFER_LME		(1<<_EFER_LME)
#define E