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authorAlex Elder <aelder@sgi.com>2010-08-02 10:24:57 -0500
committerAlex Elder <aelder@sgi.com>2010-08-02 10:24:57 -0500
commit6b0a2996a0c023d84bc27ec7528a6e54cb5ea264 (patch)
tree9fa9a85d5d871b3cb3c28daf57d8ef8f05becd66 /arch/arm/mm/highmem.c
parent209fb87a259ead17e966627b7f053d16a96898da (diff)
parent9fe6206f400646a2322096b56c59891d530e8d51 (diff)
Merge branch 'v2.6.35'
Diffstat (limited to 'arch/arm/mm/highmem.c')
-rw-r--r--arch/arm/mm/highmem.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/arch/arm/mm/highmem.c b/arch/arm/mm/highmem.c
index 086816b205b..6ab244062b4 100644
--- a/arch/arm/mm/highmem.c
+++ b/arch/arm/mm/highmem.c
@@ -163,19 +163,22 @@ static DEFINE_PER_CPU(int, kmap_high_l1_vipt_depth);
void *kmap_high_l1_vipt(struct page *page, pte_t *saved_pte)
{
- unsigned int idx, cpu = smp_processor_id();
- int *depth = &per_cpu(kmap_high_l1_vipt_depth, cpu);
+ unsigned int idx, cpu;
+ int *depth;
unsigned long vaddr, flags;
pte_t pte, *ptep;
+ if (!in_interrupt())
+ preempt_disable();
+
+ cpu = smp_processor_id();
+ depth = &per_cpu(kmap_high_l1_vipt_depth, cpu);
+
idx = KM_L1_CACHE + KM_TYPE_NR * cpu;
vaddr = __fix_to_virt(FIX_KMAP_BEGIN + idx);
ptep = TOP_PTE(vaddr);
pte = mk_pte(page, kmap_prot);
- if (!in_interrupt())
- preempt_disable();
-
raw_local_irq_save(flags);
(*depth)++;
if (pte_val(*ptep) == pte_val(pte)) {