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[PATCH] sparc64: task_stack_page()

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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>
This commit is contained in:
Al Viro 2006-01-12 01:05:43 -08:00 committed by Linus Torvalds
parent f3169641c1
commit ee3eea165e
2 changed files with 5 additions and 5 deletions
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6
arch/sparc64/kernel/process.c
View File

@ -616,11 +616,11 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long sp,
unsigned long unused,
struct task_struct *p, struct pt_regs *regs)
{
struct thread_info *t = p->thread_info;
struct thread_info *t = task_thread_info(p);
char *child_trap_frame;
/* Calculate offset to stack_frame & pt_regs */
child_trap_frame = ((char *)t) + (THREAD_SIZE - (TRACEREG_SZ+STACKFRAME_SZ));
child_trap_frame = task_stack_page(p) + (THREAD_SIZE - (TRACEREG_SZ+STACKFRAME_SZ));
memcpy(child_trap_frame, (((struct sparc_stackf *)regs)-1), (TRACEREG_SZ+STACKFRAME_SZ));
t->flags = (t->flags & ~((0xffUL << TI_FLAG_CWP_SHIFT) | (0xffUL << TI_FLAG_CURRENT_DS_SHIFT))) |
@ -845,7 +845,7 @@ unsigned long get_wchan(struct task_struct *task)
task->state == TASK_RUNNING)
goto out;
thread_info_base = (unsigned long) task->thread_info;
thread_info_base = (unsigned long) task_stack_page(task);
bias = STACK_BIAS;
fp = task_thread_info(task)->ksp + bias;

4
arch/sparc64/kernel/traps.c
View File

@ -1808,7 +1808,7 @@ static void user_instruction_dump (unsigned int __user *pc)
void show_stack(struct task_struct *tsk, unsigned long *_ksp)
{
unsigned long pc, fp, thread_base, ksp;
struct thread_info *tp = tsk->thread_info;
void *tp = task_stack_page(tsk);
struct reg_window *rw;
int count = 0;
@ -1862,7 +1862,7 @@ static inline int is_kernel_stack(struct task_struct *task,
return 0;
}
thread_base = (unsigned long) task->thread_info;
thread_base = (unsigned long) task_stack_page(task);
thread_end = thread_base + sizeof(union thread_union);
if (rw_addr >= thread_base &&
rw_addr < thread_end &&