diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/hugetlbfs/inode.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c index f23237135163..1dcc57189382 100644 --- a/fs/hugetlbfs/inode.c +++ b/fs/hugetlbfs/inode.c @@ -497,8 +497,15 @@ static void hugetlbfs_evict_inode(struct inode *inode) struct resv_map *resv_map; remove_inode_hugepages(inode, 0, LLONG_MAX); - resv_map = (struct resv_map *)inode->i_mapping->private_data; - /* root inode doesn't have the resv_map, so we should check it */ + + /* + * Get the resv_map from the address space embedded in the inode. + * This is the address space which points to any resv_map allocated + * at inode creation time. If this is a device special inode, + * i_mapping may not point to the original address space. + */ + resv_map = (struct resv_map *)(&inode->i_data)->private_data; + /* Only regular and link inodes have associated reserve maps */ if (resv_map) resv_map_release(&resv_map->refs); clear_inode(inode); |