diff options
| author | Jeff Garzik <jgarzik@pobox.com> | 2005-10-30 01:56:31 -0500 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-10-30 01:56:31 -0500 |
| commit | 81cfb8864c73230eb1c37753aba517db15cf4d8f (patch) | |
| tree | 649ff25543834cf9983ea41b93126bea97d75475 /arch/sparc | |
| parent | 0169e284f6b6b263cc7c2ed25986b96cd6fda610 (diff) | |
| parent | 9f75e1eff3edb2bb07349b94c28f4f2a6c66ca43 (diff) | |
Merge branch 'master'
Diffstat (limited to 'arch/sparc')
| -rw-r--r-- | arch/sparc/mm/generic.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/sparc/mm/generic.c b/arch/sparc/mm/generic.c index 20ccb957fb77..9604893ffdbd 100644 --- a/arch/sparc/mm/generic.c +++ b/arch/sparc/mm/generic.c @@ -73,14 +73,16 @@ 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) { - pmd_t *pmd = pmd_alloc(current->mm, dir, from); + pmd_t *pmd = pmd_alloc(mm, dir, from); error = -ENOMEM; if (!pmd) break; @@ -90,7 +92,6 @@ int io_remap_pfn_range(struct vm_area_struct *vma, unsigned long from, from = (from + PGDIR_SIZE) & PGDIR_MASK; dir++; } - spin_unlock(&mm->page_table_lock); flush_tlb_range(vma, beg, end); return error; |