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

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>

diff --git a/arch/parisc/kernel/process.c b/arch/parisc/kernel/process.c
index 4eb70a4..5da4167 100644 (file)
--- a/arch/parisc/kernel/process.c
+++ b/arch/parisc/kernel/process.c
@@ -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) {

diff --git a/arch/parisc/kernel/smp.c b/arch/parisc/kernel/smp.c
index 17f23c2..25564b7 100644 (file)
--- a/arch/parisc/kernel/smp.c
+++ b/arch/parisc/kernel/smp.c
@@ -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[])