Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

Pull vfs pile 1 from Al Viro:
 "This is _not_ all; in particular, Miklos' and Jan's stuff is not there
  yet."

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: (64 commits)
  ext4: initialization of ext4_li_mtx needs to be done earlier
  debugfs-related mode_t whack-a-mole
  hfsplus: add an ioctl to bless files
  hfsplus: change finder_info to u32
  hfsplus: initialise userflags
  qnx4: new helper - try_extent()
  qnx4: get rid of qnx4_bread/qnx4_getblk
  take removal of PF_FORKNOEXEC to flush_old_exec()
  trim includes in inode.c
  um: uml_dup_mmap() relies on ->mmap_sem being held, but activate_mm() doesn't hold it
  um: embed ->stub_pages[] into mmu_context
  gadgetfs: list_for_each_safe() misuse
  ocfs2: fix leaks on failure exits in module_init
  ecryptfs: make register_filesystem() the last potential failure exit
  ntfs: forgets to unregister sysctls on register_filesystem() failure
  logfs: missing cleanup on register_filesystem() failure
  jfs: mising cleanup on register_filesystem() failure
  make configfs_pin_fs() return root dentry on success
  configfs: configfs_create_dir() has parent dentry in dentry->d_parent
  configfs: sanitize configfs_create()
  ...

1 files changed, 7 insertions, 3 deletions

diff --git a/include/linux/fs.h b/include/linux/fs.h
index 69cd5bb640f5..9bbe1a9ac432 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1459,6 +1459,7 @@ struct super_block {
         u8 s_uuid[16];                          /* UUID */
 
         void                    *s_fs_info;     /* Filesystem private info */
+        unsigned int            s_max_links;
         fmode_t                 s_mode;
 
         /* Granularity of c/m/atime in ns.
@@ -1811,11 +1812,11 @@ static inline void inode_inc_iversion(struct inode *inode)
        spin_unlock(&inode->i_lock);
 }
 
-extern void touch_atime(struct vfsmount *mnt, struct dentry *dentry);
+extern void touch_atime(struct path *);
 static inline void file_accessed(struct file *file)
 {
         if (!(file->f_flags & O_NOATIME))
-                touch_atime(file->f_path.mnt, file->f_path.dentry);
+                touch_atime(&file->f_path);
 }
 
 int sync_inode(struct inode *inode, struct writeback_control *wbc);
@@ -2304,7 +2305,10 @@ extern struct inode * igrab(struct inode *);
 extern ino_t iunique(struct super_block *, ino_t);
 extern int inode_needs_sync(struct inode *inode);
 extern int generic_delete_inode(struct inode *inode);
-extern int generic_drop_inode(struct inode *inode);
+static inline int generic_drop_inode(struct inode *inode)
+{
+        return !inode->i_nlink || inode_unhashed(inode);
+}
 
 extern struct inode *ilookup5_nowait(struct super_block *sb,
                 unsigned long hashval, int (*test)(struct inode *, void *),