diff options
Diffstat (limited to 'mm/page_vma_mapped.c')
| -rw-r--r-- | mm/page_vma_mapped.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/mm/page_vma_mapped.c b/mm/page_vma_mapped.c index c498a91b6706..137ce27ff68c 100644 --- a/mm/page_vma_mapped.c +++ b/mm/page_vma_mapped.c @@ -277,6 +277,13 @@ restart: * cannot return prematurely, while zap_huge_pmd() has * cleared *pmd but not decremented compound_mapcount(). */ + swp_entry_t entry = pmd_to_swp_entry(pmde); + + if (is_device_private_entry(entry)) { + pvmw->ptl = pmd_lock(mm, pvmw->pmd); + return true; + } + if ((pvmw->flags & PVMW_SYNC) && thp_vma_suitable_order(vma, pvmw->address, PMD_ORDER) && |