diff options
| author | Jeff Garzik <jgarzik@pobox.com> | 2005-10-30 20:37:44 -0500 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-10-30 20:37:44 -0500 |
| commit | 9e0cb06b17be7e562cbdaba2768649f025826dc6 (patch) | |
| tree | aaf5ef8c6cd11764d222df9c446ad9af17e0020e /arch/sparc64/mm | |
| parent | 23da0c20ef1c1f0432f373e0e2233a6b6ab2678f (diff) | |
| parent | 6e9d6b8ee4e0c37d3952256e6472c57490d6780d (diff) | |
Merge branch 'master'
Diffstat (limited to 'arch/sparc64/mm')
| -rw-r--r-- | arch/sparc64/mm/generic.c | 9 | ||||
| -rw-r--r-- | arch/sparc64/mm/tlb.c | 7 |
2 files changed, 8 insertions, 8 deletions
diff --git a/arch/sparc64/mm/generic.c b/arch/sparc64/mm/generic.c index c954d91f01d..112c316e7cd 100644 --- a/arch/sparc64/mm/generic.c +++ b/arch/sparc64/mm/generic.c @@ -127,14 +127,16 @@ int io_remap_pfn_range(struct vm_area_struct *vma, unsigned long from, int space = GET_IOSPACE(pfn); unsigned long offset = GET_PFN(pfn) << PAGE_SHIFT; + /* See comment in mm/memory.c remap_pfn_range */ + vma->vm_flags |= VM_IO | VM_RESERVED; + prot = __pgprot(pg_iobits); offset -= from; dir = pgd_offset(mm, from); flush_cache_range(vma, beg, end); - spin_lock(&mm->page_table_lock); while (from < end) { - pud_t *pud = pud_alloc(current->mm, dir, from); + pud_t *pud = pud_alloc(mm, dir, from); error = -ENOMEM; if (!pud) break; @@ -144,8 +146,7 @@ int io_remap_pfn_range(struct vm_area_struct *vma, unsigned long from, from = (from + PGDIR_SIZE) & PGDIR_MASK; dir++; } - flush_tlb_range(vma, beg, end); - spin_unlock(&mm->page_table_lock); + flush_tlb_range(vma, beg, end); return error; } diff --git a/arch/sparc64/mm/tlb.c b/arch/sparc64/mm/tlb.c index 90ca99d0b89..8b104be4662 100644 --- a/arch/sparc64/mm/tlb.c +++ b/arch/sparc64/mm/tlb.c @@ -18,8 +18,7 @@ /* Heavily inspired by the ppc64 code. */ -DEFINE_PER_CPU(struct mmu_gather, mmu_gathers) = - { NULL, 0, 0, 0, 0, 0, { 0 }, { NULL }, }; +DEFINE_PER_CPU(struct mmu_gather, mmu_gathers) = { 0, }; void flush_tlb_pending(void) { @@ -72,7 +71,7 @@ void tlb_batch_add(struct mm_struct *mm, unsigned long vaddr, pte_t *ptep, pte_t no_cache_flush: - if (mp->tlb_frozen) + if (mp->fullmm) return; nr = mp->tlb_nr; @@ -97,7 +96,7 @@ void flush_tlb_pgtables(struct mm_struct *mm, unsigned long start, unsigned long unsigned long nr = mp->tlb_nr; long s = start, e = end, vpte_base; - if (mp->tlb_frozen) + if (mp->fullmm) return; /* If start is greater than end, that is a real problem. */ |