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authorScott Wood <scottwood@freescale.com>2014-05-14 18:19:12 (GMT)
committerScott Wood <scottwood@freescale.com>2014-05-14 18:37:18 (GMT)
commit86ba38e6f5f2fbfe9b49e153ea89593b26482019 (patch)
treef99d2906b0eafca507f37289e68052fc105cc2dc /arch/x86/mm/highmem_32.c
parent07c8b57b111585a617b2b456497fc9b33c00743c (diff)
downloadlinux-fsl-qoriq-86ba38e6f5f2fbfe9b49e153ea89593b26482019.tar.xz
Reset to 3.12.19
Diffstat (limited to 'arch/x86/mm/highmem_32.c')
-rw-r--r--arch/x86/mm/highmem_32.c9
1 files changed, 1 insertions, 8 deletions
diff --git a/arch/x86/mm/highmem_32.c b/arch/x86/mm/highmem_32.c
index 7f96844..4500142 100644
--- a/arch/x86/mm/highmem_32.c
+++ b/arch/x86/mm/highmem_32.c
@@ -32,7 +32,6 @@ EXPORT_SYMBOL(kunmap);
*/
void *kmap_atomic_prot(struct page *page, pgprot_t prot)
{
- pte_t pte = mk_pte(page, prot);
unsigned long vaddr;
int idx, type;
@@ -46,10 +45,7 @@ void *kmap_atomic_prot(struct page *page, pgprot_t prot)
idx = type + KM_TYPE_NR*smp_processor_id();
vaddr = __fix_to_virt(FIX_KMAP_BEGIN + idx);
BUG_ON(!pte_none(*(kmap_pte-idx)));
-#ifdef CONFIG_PREEMPT_RT_FULL
- current->kmap_pte[type] = pte;
-#endif
- set_pte(kmap_pte-idx, pte);
+ set_pte(kmap_pte-idx, mk_pte(page, prot));
arch_flush_lazy_mmu_mode();
return (void *)vaddr;
@@ -92,9 +88,6 @@ void __kunmap_atomic(void *kvaddr)
* is a bad idea also, in case the page changes cacheability
* attributes or becomes a protected page in a hypervisor.
*/
-#ifdef CONFIG_PREEMPT_RT_FULL
- current->kmap_pte[type] = __pte(0);
-#endif
kpte_clear_flush(kmap_pte-idx, vaddr);
kmap_atomic_idx_pop();
arch_flush_lazy_mmu_mode();