diff options
Diffstat (limited to 'mm/hmm.c')
| -rw-r--r-- | mm/hmm.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/mm/hmm.c b/mm/hmm.c index 11df3ca30b82f0..fad6be2bf07274 100644 --- a/mm/hmm.c +++ b/mm/hmm.c @@ -26,6 +26,8 @@ #include <linux/mmu_notifier.h> #include <linux/memory_hotplug.h> +#include "internal.h" + struct hmm_vma_walk { struct hmm_range *range; unsigned long last; @@ -271,6 +273,9 @@ static int hmm_vma_handle_pte(struct mm_walk *walk, unsigned long addr, if (!non_swap_entry(entry)) goto fault; + if (is_device_exclusive_entry(entry)) + goto fault; + if (is_migration_entry(entry)) { pte_unmap(ptep); hmm_vma_walk->last = addr; |