switch hugetlbfs to ->evict_inode()

The first spoils - hugetlb can use default ->drop_inode() now.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 2 insertions, 20 deletions

diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index d5f019d48b0..bf1a2f400e7 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -371,29 +371,12 @@ static void truncate_hugepages(struct inode *inode, loff_t lstart)
         hugetlb_unreserve_pages(inode, start, freed);
 }
 
-static void hugetlbfs_delete_inode(struct inode *inode)
+static void hugetlbfs_evict_inode(struct inode *inode)
 {
         truncate_hugepages(inode, 0);
         clear_inode(inode);
 }
 
-static void hugetlbfs_forget_inode(struct inode *inode) __releases(inode_lock)
-{
-        if (generic_detach_inode(inode)) {
-                truncate_hugepages(inode, 0);
-                clear_inode(inode);
-                destroy_inode(inode);
-        }
-}
-
-static void hugetlbfs_drop_inode(struct inode *inode)
-{
-        if (!inode->i_nlink)
-                generic_delete_inode(inode);
-        else
-                hugetlbfs_forget_inode(inode);
-}
-
 static inline void
 hugetlb_vmtruncate_list(struct prio_tree_root *root, pgoff_t pgoff)
 {
@@ -713,9 +696,8 @@ static const struct inode_operations hugetlbfs_inode_operations = {
 static const struct super_operations hugetlbfs_ops = {
         .alloc_inode    = hugetlbfs_alloc_inode,
         .destroy_inode  = hugetlbfs_destroy_inode,
+        .evict_inode    = hugetlbfs_evict_inode,
         .statfs         = hugetlbfs_statfs,
-        .delete_inode   = hugetlbfs_delete_inode,
-        .drop_inode     = hugetlbfs_drop_inode,
         .put_super      = hugetlbfs_put_super,
         .show_options   = generic_show_options,
 };