summaryrefslogtreecommitdiff
path: root/include/asm-ia64/thread_info.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-ia64/thread_info.h')
-rw-r--r--include/asm-ia64/thread_info.h148
1 files changed, 0 insertions, 148 deletions
diff --git a/include/asm-ia64/thread_info.h b/include/asm-ia64/thread_info.h
deleted file mode 100644
index 7c60fcdd2efd..000000000000
--- a/include/asm-ia64/thread_info.h
+++ /dev/null
@@ -1,148 +0,0 @@
-/*
- * Copyright (C) 2002-2003 Hewlett-Packard Co
- * David Mosberger-Tang <davidm@hpl.hp.com>
- */
-#ifndef _ASM_IA64_THREAD_INFO_H
-#define _ASM_IA64_THREAD_INFO_H
-
-#ifndef ASM_OFFSETS_C
-#include <asm/asm-offsets.h>
-#endif
-#include <asm/processor.h>
-#include <asm/ptrace.h>
-
-#define PREEMPT_ACTIVE_BIT 30
-#define PREEMPT_ACTIVE (1 << PREEMPT_ACTIVE_BIT)
-
-#ifndef __ASSEMBLY__
-
-/*
- * On IA-64, we want to keep the task structure and kernel stack together, so they can be
- * mapped by a single TLB entry and so they can be addressed by the "current" pointer
- * without having to do pointer masking.
- */
-struct thread_info {
- struct task_struct *task; /* XXX not really needed, except for dup_task_struct() */
- struct exec_domain *exec_domain;/* execution domain */
- __u32 flags; /* thread_info flags (see TIF_*) */
- __u32 cpu; /* current CPU */
- __u32 last_cpu; /* Last CPU thread ran on */
- __u32 status; /* Thread synchronous flags */
- mm_segment_t addr_limit; /* user-level address space limit */
- int preempt_count; /* 0=premptable, <0=BUG; will also serve as bh-counter */
- struct restart_block restart_block;
-#ifdef CONFIG_VIRT_CPU_ACCOUNTING
- __u64 ac_stamp;
- __u64 ac_leave;
- __u64 ac_stime;
- __u64 ac_utime;
-#endif
-};
-
-#define THREAD_SIZE KERNEL_STACK_SIZE
-
-#define INIT_THREAD_INFO(tsk) \
-{ \
- .task = &tsk, \
- .exec_domain = &default_exec_domain, \
- .flags = 0, \
- .cpu = 0, \
- .addr_limit = KERNEL_DS, \
- .preempt_count = 0, \
- .restart_block = { \
- .fn = do_no_restart_syscall, \
- }, \
-}
-
-#define __HAVE_ARCH_THREAD_INFO_ALLOCATOR
-
-#ifndef ASM_OFFSETS_C
-/* how to get the thread information struct from C */
-#define current_thread_info() ((struct thread_info *) ((char *) current + IA64_TASK_SIZE))
-#define alloc_thread_info(tsk) ((struct thread_info *) ((char *) (tsk) + IA64_TASK_SIZE))
-#define task_thread_info(tsk) ((struct thread_info *) ((char *) (tsk) + IA64_TASK_SIZE))
-#else
-#define current_thread_info() ((struct thread_info *) 0)
-#define alloc_thread_info(tsk) ((struct thread_info *) 0)
-#define task_thread_info(tsk) ((struct thread_info *) 0)
-#endif
-#define free_thread_info(ti) /* nothing */
-#define task_stack_page(tsk) ((void *)(tsk))
-
-#define __HAVE_THREAD_FUNCTIONS
-#ifdef CONFIG_VIRT_CPU_ACCOUNTING
-#define setup_thread_stack(p, org) \
- *task_thread_info(p) = *task_thread_info(org); \
- task_thread_info(p)->ac_stime = 0; \
- task_thread_info(p)->ac_utime = 0; \
- task_thread_info(p)->task = (p);
-#else
-#define setup_thread_stack(p, org) \
- *task_thread_info(p) = *task_thread_info(org); \
- task_thread_info(p)->task = (p);
-#endif
-#define end_of_stack(p) (unsigned long *)((void *)(p) + IA64_RBS_OFFSET)
-
-#define __HAVE_ARCH_TASK_STRUCT_ALLOCATOR
-#define alloc_task_struct() ((struct task_struct *)__get_free_pages(GFP_KERNEL | __GFP_COMP, KERNEL_STACK_SIZE_ORDER))
-#define free_task_struct(tsk) free_pages((unsigned long) (tsk), KERNEL_STACK_SIZE_ORDER)
-
-#define tsk_set_notify_resume(tsk) \
- set_ti_thread_flag(task_thread_info(tsk), TIF_NOTIFY_RESUME)
-extern void tsk_clear_notify_resume(struct task_struct *tsk);
-#endif /* !__ASSEMBLY */
-
-/*
- * thread information flags
- * - these are process state flags that various assembly files may need to access
- * - pending work-to-be-done flags are in least-significant 16 bits, other flags
- * in top 16 bits
- */
-#define TIF_SIGPENDING 0 /* signal pending */
-#define TIF_NEED_RESCHED 1 /* rescheduling necessary */
-#define TIF_SYSCALL_TRACE 2 /* syscall trace active */
-#define TIF_SYSCALL_AUDIT 3 /* syscall auditing active */
-#define TIF_SINGLESTEP 4 /* restore singlestep on return to user mode */
-#define TIF_NOTIFY_RESUME 6 /* resumption notification requested */
-#define TIF_POLLING_NRFLAG 16 /* true if poll_idle() is polling TIF_NEED_RESCHED */
-#define TIF_MEMDIE 17
-#define TIF_MCA_INIT 18 /* this task is processing MCA or INIT */
-#define TIF_DB_DISABLED 19 /* debug trap disabled for fsyscall */
-#define TIF_FREEZE 20 /* is freezing for suspend */
-#define TIF_RESTORE_RSE 21 /* user RBS is newer than kernel RBS */
-
-#define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE)
-#define _TIF_SYSCALL_AUDIT (1 << TIF_SYSCALL_AUDIT)
-#define _TIF_SINGLESTEP (1 << TIF_SINGLESTEP)
-#define _TIF_SYSCALL_TRACEAUDIT (_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT|_TIF_SINGLESTEP)
-#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_MCA_INIT (1 << TIF_MCA_INIT)
-#define _TIF_DB_DISABLED (1 << TIF_DB_DISABLED)
-#define _TIF_FREEZE (1 << TIF_FREEZE)
-#define _TIF_RESTORE_RSE (1 << TIF_RESTORE_RSE)
-
-/* "work to do on user-return" bits */
-#define TIF_ALLWORK_MASK (_TIF_SIGPENDING|_TIF_NOTIFY_RESUME|_TIF_SYSCALL_AUDIT|\
- _TIF_NEED_RESCHED|_TIF_SYSCALL_TRACE)
-/* like TIF_ALLWORK_BITS but sans TIF_SYSCALL_TRACE or TIF_SYSCALL_AUDIT */
-#define TIF_WORK_MASK (TIF_ALLWORK_MASK&~(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT))
-
-#define TS_POLLING 1 /* true if in idle loop and not sleeping */
-#define TS_RESTORE_SIGMASK 2 /* restore signal mask in do_signal() */
-
-#define tsk_is_polling(t) (task_thread_info(t)->status & TS_POLLING)
-
-#ifndef __ASSEMBLY__
-#define HAVE_SET_RESTORE_SIGMASK 1
-static inline void set_restore_sigmask(void)
-{
- struct thread_info *ti = current_thread_info();
- ti->status |= TS_RESTORE_SIGMASK;
- set_bit(TIF_SIGPENDING, &ti->flags);
-}
-#endif /* !__ASSEMBLY__ */
-
-#endif /* _ASM_IA64_THREAD_INFO_H */