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| author | David Woodhouse <dwmw2@infradead.org> | 2007-10-13 14:43:54 +0100 |
|---|---|---|
| committer | David Woodhouse <dwmw2@infradead.org> | 2007-10-13 14:43:54 +0100 |
| commit | b160292cc216a50fd0cd386b0bda2cd48352c73b (patch) | |
| tree | ef07cf98f91353ee4c9ec1e1ca7a2a5d9d4b538a /arch/i386/mm/highmem.c | |
| parent | b37bde147890c8fea8369a5a4e230dabdea4ebfb (diff) | |
| parent | bbf25010f1a6b761914430f5fca081ec8c7accd1 (diff) | |
Merge Linux 2.6.23
Diffstat (limited to 'arch/i386/mm/highmem.c')
| -rw-r--r-- | arch/i386/mm/highmem.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/arch/i386/mm/highmem.c b/arch/i386/mm/highmem.c index ad8d86cc683e..1c3bf95f7356 100644 --- a/arch/i386/mm/highmem.c +++ b/arch/i386/mm/highmem.c @@ -34,17 +34,16 @@ void *kmap_atomic_prot(struct page *page, enum km_type type, pgprot_t prot) /* even !CONFIG_PREEMPT needs this, for in_atomic in do_page_fault */ pagefault_disable(); - idx = type + KM_TYPE_NR*smp_processor_id(); - BUG_ON(!pte_none(*(kmap_pte-idx))); - if (!PageHighMem(page)) return page_address(page); + idx = type + KM_TYPE_NR*smp_processor_id(); vaddr = __fix_to_virt(FIX_KMAP_BEGIN + idx); + BUG_ON(!pte_none(*(kmap_pte-idx))); set_pte(kmap_pte-idx, mk_pte(page, prot)); arch_flush_lazy_mmu_mode(); - return (void*) vaddr; + return (void *)vaddr; } void *kmap_atomic(struct page *page, enum km_type type) |