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path: root/drivers/gpu/drm/ttm/ttm_bo_vm.c
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Diffstat (limited to 'drivers/gpu/drm/ttm/ttm_bo_vm.c')
-rw-r--r--drivers/gpu/drm/ttm/ttm_bo_vm.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_bo_vm.c b/drivers/gpu/drm/ttm/ttm_bo_vm.c
index 221b924acebe..54412848de88 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_vm.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_vm.c
@@ -174,18 +174,23 @@ static int ttm_bo_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
vma->vm_page_prot = (bo->mem.placement & TTM_PL_FLAG_CACHED) ?
vm_get_page_prot(vma->vm_flags) :
ttm_io_prot(bo->mem.placement, vma->vm_page_prot);
+
+ /* Allocate all page at once, most common usage */
+ if (ttm->bdev->driver->ttm_tt_populate(ttm)) {
+ retval = VM_FAULT_OOM;
+ goto out_io_unlock;
+ }
}
/*
* Speculatively prefault a number of pages. Only error on
* first page.
*/
-
for (i = 0; i < TTM_BO_VM_NUM_PREFAULT; ++i) {
if (bo->mem.bus.is_iomem)
pfn = ((bo->mem.bus.base + bo->mem.bus.offset) >> PAGE_SHIFT) + page_offset;
else {
- page = ttm_tt_get_page(ttm, page_offset);
+ page = ttm->pages[page_offset];
if (unlikely(!page && i == 0)) {
retval = VM_FAULT_OOM;
goto out_io_unlock;