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Diffstat (limited to 'include/asm-ia64/thread_info.h')
| -rw-r--r-- | include/asm-ia64/thread_info.h | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/include/asm-ia64/thread_info.h b/include/asm-ia64/thread_info.h deleted file mode 100644 index 7dc8951708a..00000000000 --- a/include/asm-ia64/thread_info.h +++ /dev/null @@ -1,94 +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 - -#include <asm/offsets.h> -#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 */ - 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; - struct { - int signo; - int code; - void __user *addr; - unsigned long start_time; - pid_t pid; - } sigdelayed; /* Saved information for TIF_SIGDELAYED */ -}; - -#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, \ - }, \ -} - -/* 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 free_thread_info(ti) /* nothing */ - -#define __HAVE_ARCH_TASK_STRUCT_ALLOCATOR -#define alloc_task_struct() ((task_t *)__get_free_pages(GFP_KERNEL, KERNEL_STACK_SIZE_ORDER)) -#define free_task_struct(tsk) free_pages((unsigned long) (tsk), KERNEL_STACK_SIZE_ORDER) - -#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_NOTIFY_RESUME 0 /* resumption notification requested */ -#define TIF_SIGPENDING 1 /* signal pending */ -#define TIF_NEED_RESCHED 2 /* rescheduling necessary */ -#define TIF_SYSCALL_TRACE 3 /* syscall trace active */ -#define TIF_SYSCALL_AUDIT 4 /* syscall auditing active */ -#define TIF_SIGDELAYED 5 /* signal delayed from MCA/INIT/NMI/PMI context */ -#define TIF_POLLING_NRFLAG 16 /* true if poll_idle() is polling TIF_NEED_RESCHED */ -#define TIF_MEMDIE 17 - -#define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE) -#define _TIF_SYSCALL_AUDIT (1 << TIF_SYSCALL_AUDIT) -#define _TIF_SYSCALL_TRACEAUDIT (_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT) -#define _TIF_NOTIFY_RESUME (1 << TIF_NOTIFY_RESUME) -#define _TIF_SIGPENDING (1 << TIF_SIGPENDING) -#define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED) -#define _TIF_SIGDELAYED (1 << TIF_SIGDELAYED) -#define _TIF_POLLING_NRFLAG (1 << TIF_POLLING_NRFLAG) - -/* "work to do on user-return" bits */ -#define TIF_ALLWORK_MASK (_TIF_NOTIFY_RESUME|_TIF_SIGPENDING|_TIF_NEED_RESCHED|_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT|_TIF_SIGDELAYED) -/* 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)) - -#endif /* _ASM_IA64_THREAD_INFO_H */ |