[PATCH 2.6.14-rc2-mm2] m32r: Fix smp.c for preempt kernel

[Hirokazu Takata <takata@linux-m32r.org>]

This patch fixes the following BUG message of arch/m32r/smp.c
for CONFIG_DEBUG_PREEMPT:

BUG: using smp_processor_id() in preemptible

This message is displayed by an smp_processor_id() execution during
kernel's preemptible-state.

Signed-off-by: Hitoshi Yamamoto <hitoshiy@isl.melco.co.jp>
Signed-off-by: Hirokazu Takata <takata@linux-m32r.org>
---

 arch/m32r/kernel/smp.c |   12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

Index: linux-2.6.14-rc2-mm2/arch/m32r/kernel/smp.c
===================================================================
--- linux-2.6.14-rc2-mm2.orig/arch/m32r/kernel/smp.c	2005-09-20 12:00:41.000000000 +0900
+++ linux-2.6.14-rc2-mm2/arch/m32r/kernel/smp.c	2005-10-11 21:21:50.819863288 +0900
@@ -275,12 +275,14 @@ static void flush_tlb_all_ipi(void *info
  *==========================================================================*/
 void smp_flush_tlb_mm(struct mm_struct *mm)
 {
-	int cpu_id = smp_processor_id();
+	int cpu_id;
 	cpumask_t cpu_mask;
-	unsigned long *mmc = &mm->context[cpu_id];
+	unsigned long *mmc;
 	unsigned long flags;
 
 	preempt_disable();
+	cpu_id = smp_processor_id();
+	mmc = &mm->context[cpu_id];
 	cpu_mask = mm->cpu_vm_mask;
 	cpu_clear(cpu_id, cpu_mask);
 
@@ -343,12 +345,14 @@ void smp_flush_tlb_range(struct vm_area_
 void smp_flush_tlb_page(struct vm_area_struct *vma, unsigned long va)
 {
 	struct mm_struct *mm = vma->vm_mm;
-	int cpu_id = smp_processor_id();
+	int cpu_id;
 	cpumask_t cpu_mask;
-	unsigned long *mmc = &mm->context[cpu_id];
+	unsigned long *mmc;
 	unsigned long flags;
 
 	preempt_disable();
+	cpu_id = smp_processor_id();
+	mmc = &mm->context[cpu_id];
 	cpu_mask = mm->cpu_vm_mask;
 	cpu_clear(cpu_id, cpu_mask);

--
Hirokazu Takata <takata@linux-m32r.org>
Linux/M32R Project:  http://www.linux-m32r.org/
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