References: <[EMAIL PROTECTED]>
In-Reply-To: <[EMAIL PROTECTED]>

Signed-off-by: Al Viro <[EMAIL PROTECTED]>

---

 arch/x86_64/kernel/process.c |    6 +++---
 arch/x86_64/kernel/smpboot.c |    2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

c93c0d97f1334d04b0f0ac98acc40e8b6ffc2ff1
diff --git a/arch/x86_64/kernel/process.c b/arch/x86_64/kernel/process.c
index 08e578f..334cecc 100644
--- a/arch/x86_64/kernel/process.c
+++ b/arch/x86_64/kernel/process.c
@@ -423,7 +423,7 @@ int copy_thread(int nr, unsigned long cl
        struct task_struct *me = current;
 
        childregs = ((struct pt_regs *)
-                       (THREAD_SIZE + (unsigned long) p->thread_info)) - 1;
+                       (THREAD_SIZE + task_stack_page(p))) - 1;
        *childregs = *regs;
 
        childregs->rax = 0;
@@ -562,7 +562,7 @@ __switch_to(struct task_struct *prev_p, 
        write_pda(oldrsp, next->userrsp); 
        write_pda(pcurrent, next_p); 
        write_pda(kernelstack,
-           (unsigned long)next_p->thread_info + THREAD_SIZE - PDA_STACKOFFSET);
+                 task_stack_page(next_p) + THREAD_SIZE - PDA_STACKOFFSET);
 
        /*
         * Now maybe reload the debug registers
@@ -676,7 +676,7 @@ unsigned long get_wchan(struct task_stru
 
        if (!p || p == current || p->state==TASK_RUNNING)
                return 0; 
-       stack = (unsigned long)p->thread_info; 
+       stack = (unsigned long)task_stack_page(p);
        if (p->thread.rsp < stack || p->thread.rsp > stack+THREAD_SIZE)
                return 0;
        fp = *(u64 *)(p->thread.rsp);
diff --git a/arch/x86_64/kernel/smpboot.c b/arch/x86_64/kernel/smpboot.c
index e92eec2..fe94a69 100644
--- a/arch/x86_64/kernel/smpboot.c
+++ b/arch/x86_64/kernel/smpboot.c
@@ -747,7 +747,7 @@ static int __cpuinit do_boot_cpu(int cpu
 
        if (c_idle.idle) {
                c_idle.idle->thread.rsp = (unsigned long) (((struct pt_regs *)
-                       (THREAD_SIZE + (unsigned long) 
c_idle.idle->thread_info)) - 1);
+                       (THREAD_SIZE +  task_stack_page(c_idle.idle))) - 1);
                init_idle(c_idle.idle, cpu);
                goto do_rest;
        }
-- 
0.99.9.GIT

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