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Diffstat (limited to 'arch/m68k/include/asm/thread_info.h')
-rw-r--r--arch/m68k/include/asm/thread_info.h34
1 files changed, 3 insertions, 31 deletions
diff --git a/arch/m68k/include/asm/thread_info.h b/arch/m68k/include/asm/thread_info.h
index 790988967ba..e8665e6f946 100644
--- a/arch/m68k/include/asm/thread_info.h
+++ b/arch/m68k/include/asm/thread_info.h
@@ -3,6 +3,7 @@
#include <asm/types.h>
#include <asm/page.h>
+#include <asm/segment.h>
/*
* On machines with 4k pages we default to an 8k thread size, though we
@@ -26,6 +27,7 @@ struct thread_info {
struct task_struct *task; /* main task structure */
unsigned long flags;
struct exec_domain *exec_domain; /* execution domain */
+ mm_segment_t addr_limit; /* thread address space */
int preempt_count; /* 0 => preemptable, <0 => BUG */
__u32 cpu; /* should always be 0 on m68k */
unsigned long tp_value; /* thread pointer */
@@ -39,6 +41,7 @@ struct thread_info {
{ \
.task = &tsk, \
.exec_domain = &default_exec_domain, \
+ .addr_limit = KERNEL_DS, \
.preempt_count = INIT_PREEMPT_COUNT, \
.restart_block = { \
.fn = do_no_restart_syscall, \
@@ -47,34 +50,6 @@ struct thread_info {
#define init_stack (init_thread_union.stack)
-#ifdef CONFIG_MMU
-
-#ifndef __ASSEMBLY__
-#include <asm/current.h>
-#endif
-
-#ifdef ASM_OFFSETS_C
-#define task_thread_info(tsk) ((struct thread_info *) NULL)
-#else
-#include <asm/asm-offsets.h>
-#define task_thread_info(tsk) ((struct thread_info *)((char *)tsk+TASK_TINFO))
-#endif
-
-#define init_thread_info (init_task.thread.info)
-#define task_stack_page(tsk) ((tsk)->stack)
-#define current_thread_info() task_thread_info(current)
-
-#define __HAVE_THREAD_FUNCTIONS
-
-#define setup_thread_stack(p, org) ({ \
- *(struct task_struct **)(p)->stack = (p); \
- task_thread_info(p)->task = (p); \
-})
-
-#define end_of_stack(p) ((unsigned long *)(p)->stack + 1)
-
-#else /* !CONFIG_MMU */
-
#ifndef __ASSEMBLY__
/* how to get the thread information struct from C */
static inline struct thread_info *current_thread_info(void)
@@ -92,8 +67,6 @@ static inline struct thread_info *current_thread_info(void)
#define init_thread_info (init_thread_union.thread_info)
-#endif /* CONFIG_MMU */
-
/* entry.S relies on these definitions!
* bits 0-7 are tested at every exception exit
* bits 8-15 are also tested at syscall exit
@@ -103,7 +76,6 @@ static inline struct thread_info *current_thread_info(void)
#define TIF_DELAYED_TRACE 14 /* single step a syscall */
#define TIF_SYSCALL_TRACE 15 /* syscall trace active */
#define TIF_MEMDIE 16 /* is terminating due to OOM killer */
-#define TIF_FREEZE 17 /* thread is freezing for suspend */
#define TIF_RESTORE_SIGMASK 18 /* restore signal mask in do_signal */
#endif /* _ASM_M68K_THREAD_INFO_H */