m68knommu: use TRHEAD_SIZE instead of hard constant

Use THREAD_SIZE instead of a hard constant.

Signed-off-by: Philippe De Muyter <phdm@macqel.be>
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/arch/m68knommu/kernel/process.c b/arch/m68knommu/kernel/process.c
index 941955d..846f975 100644 (file)
--- a/arch/m68knommu/kernel/process.c
+++ b/arch/m68knommu/kernel/process.c
@@ -377,7 +377,7 @@ unsigned long get_wchan(struct task_struct *p)
        fp = ((struct switch_stack *)p->thread.ksp)->a6;
        do {
                if (fp < stack_page+sizeof(struct thread_info) ||
-                   fp >= 8184+stack_page)
+                   fp >= THREAD_SIZE-8+stack_page)
                        return 0;
                pc = ((unsigned long *)fp)[1];
                if (!in_sched_functions(pc))