diff options
Diffstat (limited to 'fs/hugetlbfs')
| -rw-r--r-- | fs/hugetlbfs/inode.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c index 8e1b7825e2f3..fe625cd1719a 100644 --- a/fs/hugetlbfs/inode.c +++ b/fs/hugetlbfs/inode.c @@ -22,6 +22,7 @@ #include <linux/backing-dev.h> #include <linux/hugetlb.h> #include <linux/pagevec.h> +#include <linux/mman.h> #include <linux/quotaops.h> #include <linux/slab.h> #include <linux/dnotify.h> @@ -112,6 +113,12 @@ hugetlb_get_unmapped_area(struct file *file, unsigned long addr, if (len > TASK_SIZE) return -ENOMEM; + if (flags & MAP_FIXED) { + if (prepare_hugepage_range(addr, len, pgoff)) + return -EINVAL; + return addr; + } + if (addr) { addr = ALIGN(addr, HPAGE_SIZE); vma = find_vma(mm, addr); |