#ifndef _ASM_PARISC_THREAD_INFO_H#define _ASM_PARISC_THREAD_INFO_H #ifdef __KERNEL__ #ifndef __ASSEMBLY__#include <asm/processor.h> struct thread_info {	struct task_struct *task;	/* main task structure */	struct exec_domain *exec_domain;/* execution domain */	unsigned long flags;		/* thread_info flags (see TIF_*) */	mm_segment_t addr_limit;	/* user-level address space limit */	__u32 cpu;			/* current CPU */	int preempt_count;		/* 0=premptable, <0=BUG; will also serve as bh-counter */	struct restart_block restart_block;}; #define INIT_THREAD_INFO(tsk)			\{						\	.task		= &tsk,			\	.exec_domain	= &default_exec_domain,	\	.flags		= 0,			\	.cpu		= 0,			\	.addr_limit	= KERNEL_DS,		\	.preempt_count	= 1,			\  	.restart_block	= {			\		.fn = do_no_restart_syscall	\	}					\} #define init_thread_info        (init_thread_union.thread_info)#define init_stack              (init_thread_union.stack) /* thread information allocation */ #define THREAD_ORDER            2/* Be sure to hunt all references to this down when you change the size of * the kernel stack */#define THREAD_SIZE             (PAGE_SIZE << THREAD_ORDER)#define THREAD_SHIFT            (PAGE_SHIFT + THREAD_ORDER) #define alloc_thread_info(tsk) ((struct thread_info *) \			__get_free_pages(GFP_KERNEL, THREAD_ORDER))#define free_thread_info(ti)    free_pages((unsigned long) (ti), THREAD_ORDER) /* how to get the thread information struct from C */#define current_thread_info()	((struct thread_info *)mfctl(30)) #endif /* !__ASSEMBLY */ #define PREEMPT_ACTIVE_BIT	28#define PREEMPT_ACTIVE		(1 << PREEMPT_ACTIVE_BIT) /* * thread information flags */#define TIF_SYSCALL_TRACE	0	/* syscall trace active */#define TIF_NOTIFY_RESUME	1	/* resumption notification requested */#define TIF_SIGPENDING		2	/* signal pending */#define TIF_NEED_RESCHED	3	/* rescheduling necessary */#define TIF_POLLING_NRFLAG	4	/* true if poll_idle() is polling TIF_NEED_RESCHED */#define TIF_32BIT               5       /* 32 bit binary */#define TIF_MEMDIE		6#define TIF_RESTORE_SIGMASK	7	/* restore saved signal mask */ #define _TIF_SYSCALL_TRACE	(1 << TIF_SYSCALL_TRACE)#define _TIF_NOTIFY_RESUME	(1 << TIF_NOTIFY_RESUME)#define _TIF_SIGPENDING		(1 << TIF_SIGPENDING)#define _TIF_NEED_RESCHED	(1 << TIF_NEED_RESCHED)#define _TIF_POLLING_NRFLAG	(1 << TIF_POLLING_NRFLAG)#define _TIF_32BIT		(1 << TIF_32BIT)#define _TIF_RESTORE_SIGMASK	(1 << TIF_RESTORE_SIGMASK) #define _TIF_USER_WORK_MASK     (_TIF_NOTIFY_RESUME | _TIF_SIGPENDING | \                                 _TIF_NEED_RESCHED | _TIF_RESTORE_SIGMASK) #endif /* __KERNEL__ */ #endif /* _ASM_PARISC_THREAD_INFO_H */