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Viewing changes to arch/m68k/include/asm/thread_info_mm.h

  • Committer: Bazaar Package Importer
  • Author(s): Amit Kucheria, Amit Kucheria
  • Date: 2010-03-10 02:28:15 UTC
  • Revision ID: james.westby@ubuntu.com-20100310022815-7sd3gwvn5kenaq33
Tags: 2.6.33-500.1
[ Amit Kucheria ]

* Initial release of a 2.6.33-based OMAP kernel
* UBUNTU: [Upstream] Fix omap 1-wire driver compilation
* UBUNTU: ubuntu: AppArmor -- update to mainline 2010-03-04

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arch/m68k/include/asm/thread_info_mm.h
 
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#ifndef _ASM_M68K_THREAD_INFO_H
 
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#define _ASM_M68K_THREAD_INFO_H
 
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#ifndef ASM_OFFSETS_C
 
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#include <asm/asm-offsets.h>
 
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#endif
 
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#include <asm/types.h>
 
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#include <asm/page.h>
 
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#ifndef __ASSEMBLY__
 
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#include <asm/current.h>
 
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struct thread_info {
 
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        struct task_struct      *task;          /* main task structure */
 
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        unsigned long           flags;
 
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        struct exec_domain      *exec_domain;   /* execution domain */
 
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        int                     preempt_count;  /* 0 => preemptable, <0 => BUG */
 
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        __u32 cpu; /* should always be 0 on m68k */
 
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        struct restart_block    restart_block;
 
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};
 
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#endif /* __ASSEMBLY__ */
 
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#define PREEMPT_ACTIVE          0x4000000
 
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#define INIT_THREAD_INFO(tsk)                   \
 
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{                                               \
 
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        .task           = &tsk,                 \
 
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        .exec_domain    = &default_exec_domain, \
 
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        .preempt_count  = INIT_PREEMPT_COUNT,   \
 
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        .restart_block = {                      \
 
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                .fn = do_no_restart_syscall,    \
 
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        },                                      \
 
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}
 
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/* THREAD_SIZE should be 8k, so handle differently for 4k and 8k machines */
 
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#define THREAD_SIZE_ORDER (13 - PAGE_SHIFT)
 
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#define init_thread_info        (init_task.thread.info)
 
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#define init_stack              (init_thread_union.stack)
 
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#ifdef ASM_OFFSETS_C
 
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#define task_thread_info(tsk)   ((struct thread_info *) NULL)
 
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#else
 
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#define task_thread_info(tsk)   ((struct thread_info *)((char *)tsk+TASK_TINFO))
 
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#endif
 
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#define task_stack_page(tsk)    ((tsk)->stack)
 
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#define current_thread_info()   task_thread_info(current)
 
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#define __HAVE_THREAD_FUNCTIONS
 
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#define setup_thread_stack(p, org) ({                   \
 
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        *(struct task_struct **)(p)->stack = (p);       \
 
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        task_thread_info(p)->task = (p);                \
 
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})
 
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#define end_of_stack(p) ((unsigned long *)(p)->stack + 1)
 
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/* entry.S relies on these definitions!
 
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 * bits 0-7 are tested at every exception exit
 
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 * bits 8-15 are also tested at syscall exit
 
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 */
 
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#define TIF_SIGPENDING          6       /* signal pending */
 
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#define TIF_NEED_RESCHED        7       /* rescheduling necessary */
 
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#define TIF_DELAYED_TRACE       14      /* single step a syscall */
 
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#define TIF_SYSCALL_TRACE       15      /* syscall trace active */
 
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#define TIF_MEMDIE              16
 
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#define TIF_FREEZE              17      /* thread is freezing for suspend */
 
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#endif  /* _ASM_M68K_THREAD_INFO_H */