[PATCH] sparc64: task_stack_page()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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@ -616,11 +616,11 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long sp,
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unsigned long unused,
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struct task_struct *p, struct pt_regs *regs)
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{
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struct thread_info *t = p->thread_info;
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struct thread_info *t = task_thread_info(p);
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char *child_trap_frame;
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/* Calculate offset to stack_frame & pt_regs */
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child_trap_frame = ((char *)t) + (THREAD_SIZE - (TRACEREG_SZ+STACKFRAME_SZ));
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child_trap_frame = task_stack_page(p) + (THREAD_SIZE - (TRACEREG_SZ+STACKFRAME_SZ));
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memcpy(child_trap_frame, (((struct sparc_stackf *)regs)-1), (TRACEREG_SZ+STACKFRAME_SZ));
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t->flags = (t->flags & ~((0xffUL << TI_FLAG_CWP_SHIFT) | (0xffUL << TI_FLAG_CURRENT_DS_SHIFT))) |
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@ -845,7 +845,7 @@ unsigned long get_wchan(struct task_struct *task)
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task->state == TASK_RUNNING)
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goto out;
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thread_info_base = (unsigned long) task->thread_info;
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thread_info_base = (unsigned long) task_stack_page(task);
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bias = STACK_BIAS;
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fp = task_thread_info(task)->ksp + bias;
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@ -1808,7 +1808,7 @@ static void user_instruction_dump (unsigned int __user *pc)
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void show_stack(struct task_struct *tsk, unsigned long *_ksp)
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{
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unsigned long pc, fp, thread_base, ksp;
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struct thread_info *tp = tsk->thread_info;
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void *tp = task_stack_page(tsk);
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struct reg_window *rw;
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int count = 0;
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@ -1862,7 +1862,7 @@ static inline int is_kernel_stack(struct task_struct *task,
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return 0;
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}
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thread_base = (unsigned long) task->thread_info;
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thread_base = (unsigned long) task_stack_page(task);
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thread_end = thread_base + sizeof(union thread_union);
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if (rw_addr >= thread_base &&
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rw_addr < thread_end &&
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