diff options
Diffstat (limited to 'mm/memremap.c')
| -rw-r--r-- | mm/memremap.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/mm/memremap.c b/mm/memremap.c index f41233a67edb..a0ece2344c2c 100644 --- a/mm/memremap.c +++ b/mm/memremap.c @@ -4,7 +4,7 @@ #include <linux/io.h> #include <linux/kasan.h> #include <linux/memory_hotplug.h> -#include <linux/mm.h> +#include <linux/memremap.h> #include <linux/pfn_t.h> #include <linux/swap.h> #include <linux/mmzone.h> @@ -504,6 +504,10 @@ void free_devmap_managed_page(struct page *page) bool __put_devmap_managed_page(struct page *page) { + if (page->pgmap->type != MEMORY_DEVICE_PRIVATE && + page->pgmap->type != MEMORY_DEVICE_FS_DAX) + return false; + /* * devmap page refcounts are 1-based, rather than 0-based: if * refcount is 1, then the page is free and the refcount is |