diff options
Diffstat (limited to 'drivers/uio/uio.c')
| -rw-r--r-- | drivers/uio/uio.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c index cc246faa359..2a77e9d42c6 100644 --- a/drivers/uio/uio.c +++ b/drivers/uio/uio.c @@ -417,30 +417,28 @@ static void uio_vma_close(struct vm_area_struct *vma) idev->vma_count--; } -static struct page *uio_vma_nopage(struct vm_area_struct *vma, - unsigned long address, int *type) +static int uio_vma_fault(struct vm_area_struct *vma, struct vm_fault *vmf) { struct uio_device *idev = vma->vm_private_data; - struct page* page = NOPAGE_SIGBUS; + struct page *page; int mi = uio_find_mem_index(vma); if (mi < 0) - return page; + return VM_FAULT_SIGBUS; if (idev->info->mem[mi].memtype == UIO_MEM_LOGICAL) page = virt_to_page(idev->info->mem[mi].addr); else page = vmalloc_to_page((void*)idev->info->mem[mi].addr); get_page(page); - if (type) - *type = VM_FAULT_MINOR; - return page; + vmf->page = page; + return 0; } static struct vm_operations_struct uio_vm_ops = { .open = uio_vma_open, .close = uio_vma_close, - .nopage = uio_vma_nopage, + .fault = uio_vma_fault, }; static int uio_mmap_physical(struct vm_area_struct *vma) |