diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/swap.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/mm/swap.c b/mm/swap.c index c4910f14f957..a4e6113276b5 100644 --- a/mm/swap.c +++ b/mm/swap.c @@ -97,6 +97,16 @@ static void __put_compound_page(struct page *page) void __put_page(struct page *page) { + if (is_zone_device_page(page)) { + put_dev_pagemap(page->pgmap); + + /* + * The page belongs to the device that created pgmap. Do + * not return it to page allocator. + */ + return; + } + if (unlikely(PageCompound(page))) __put_compound_page(page); else |