Commit 40f1f0de authored by Al Viro's avatar Al Viro Committed by Linus Torvalds
Browse files

[PATCH] parisc: task_stack_page(), task_thread_info()



Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 513091ba
......@@ -295,7 +295,7 @@ copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
struct task_struct * p, struct pt_regs * pregs)
{
struct pt_regs * cregs = &(p->thread.regs);
struct thread_info *ti = p->thread_info;
void *stack = task_stack_page(p);
/* We have to use void * instead of a function pointer, because
* function pointers aren't a pointer to the function on 64-bit.
......@@ -322,7 +322,7 @@ copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
*/
if (usp == 1) {
/* kernel thread */
cregs->ksp = (((unsigned long)(ti)) + THREAD_SZ_ALGN);
cregs->ksp = (unsigned long)stack + THREAD_SZ_ALGN;
/* Must exit via ret_from_kernel_thread in order
* to call schedule_tail()
*/
......@@ -344,7 +344,7 @@ copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
*/
/* Use same stack depth as parent */
cregs->ksp = ((unsigned long)(ti))
cregs->ksp = (unsigned long)stack
+ (pregs->gr[21] & (THREAD_SIZE - 1));
cregs->gr[30] = usp;
if (p->personality == PER_HPUX) {
......
......@@ -517,7 +517,7 @@ int __init smp_boot_one_cpu(int cpuid)
if (IS_ERR(idle))
panic("SMP: fork failed for CPU:%d", cpuid);
idle->thread_info->cpu = cpuid;
task_thread_info(idle)->cpu = cpuid;
/* Let _start know what logical CPU we're booting
** (offset into init_tasks[],cpu_data[])
......
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