diff options
Diffstat (limited to 'mm/memory.c')
| -rw-r--r-- | mm/memory.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/mm/memory.c b/mm/memory.c index 4c12a05fabd9..c9ddd991abda 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -4338,6 +4338,7 @@ vm_fault_t do_swap_page(struct vm_fault *vmf) vmf->page = pfn_swap_entry_to_page(entry); ret = remove_device_exclusive_entry(vmf); } else if (is_device_private_entry(entry)) { + struct dev_pagemap *pgmap; if (vmf->flags & FAULT_FLAG_VMA_LOCK) { /* * migrate_to_ram is not yet ready to operate @@ -4362,7 +4363,8 @@ vm_fault_t do_swap_page(struct vm_fault *vmf) */ get_page(vmf->page); pte_unmap_unlock(vmf->pte, vmf->ptl); - ret = vmf->page->pgmap->ops->migrate_to_ram(vmf); + pgmap = page_pgmap(vmf->page); + ret = pgmap->ops->migrate_to_ram(vmf); put_page(vmf->page); } else if (is_hwpoison_entry(entry)) { ret = VM_FAULT_HWPOISON; |