diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/highmem.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/highmem.h b/include/linux/highmem.h index b8334a2df0d8..8800a35efe74 100644 --- a/include/linux/highmem.h +++ b/include/linux/highmem.h @@ -18,7 +18,11 @@ unsigned int nr_free_highpages(void); static inline unsigned int nr_free_highpages(void) { return 0; } -static inline void *kmap(struct page *page) { return page_address(page); } +static inline void *kmap(struct page *page) +{ + might_sleep(); + return page_address(page); +} #define kunmap(page) do { (void) (page); } while (0) |