Merge branch 'master' of /pub/scm/linux/kernel/git/torvalds/linux-2.6

4 files changed, 37 insertions, 19 deletions

diff --git a/fs/cifs/cifs_dfs_ref.c b/fs/cifs/cifs_dfs_ref.c
index dd3bba4134b5..7f8838253410 100644
--- a/fs/cifs/cifs_dfs_ref.c
+++ b/fs/cifs/cifs_dfs_ref.c
@@ -259,18 +259,18 @@ static int add_mount_helper(struct vfsmount *newmnt, struct nameidata *nd,
         int err;
 
         mntget(newmnt);
-        err = do_add_mount(newmnt, nd, nd->mnt->mnt_flags, mntlist);
+        err = do_add_mount(newmnt, nd, nd->path.mnt->mnt_flags, mntlist);
         switch (err) {
         case 0:
-                dput(nd->dentry);
-                mntput(nd->mnt);
-                nd->mnt = newmnt;
-                nd->dentry = dget(newmnt->mnt_root);
+                dput(nd->path.dentry);
+                mntput(nd->path.mnt);
+                nd->path.mnt = newmnt;
+                nd->path.dentry = dget(newmnt->mnt_root);
                 break;
         case -EBUSY:
                 /* someone else made a mount here whilst we were busy */
-                while (d_mountpoint(nd->dentry) &&
-                       follow_down(&nd->mnt, &nd->dentry))
+                while (d_mountpoint(nd->path.dentry) &&
+                       follow_down(&nd->path.mnt, &nd->path.dentry))
                         ;
                 err = 0;
         default:
@@ -307,8 +307,8 @@ cifs_dfs_follow_mountpoint(struct dentry *dentry, struct nameidata *nd)
 
         xid = GetXid();
 
-        dput(nd->dentry);
-        nd->dentry = dget(dentry);
+        dput(nd->path.dentry);
+        nd->path.dentry = dget(dentry);
 
         cifs_sb = CIFS_SB(dentry->d_inode->i_sb);
         ses = cifs_sb->tcon->ses;
@@ -340,7 +340,8 @@ cifs_dfs_follow_mountpoint(struct dentry *dentry, struct nameidata *nd)
                                 rc = -EINVAL;
                                 goto out_err;
                         }
-                        mnt = cifs_dfs_do_refmount(nd->mnt, nd->dentry,
+                        mnt = cifs_dfs_do_refmount(nd->path.mnt,
+                                                nd->path.dentry,
                                                 referrals[i].node_name);
                         cFYI(1, ("%s: cifs_dfs_do_refmount:%s , mnt:%p",
                                          __FUNCTION__,
@@ -357,7 +358,7 @@ cifs_dfs_follow_mountpoint(struct dentry *dentry, struct nameidata *nd)
         if (IS_ERR(mnt))
                 goto out_err;
 
-        nd->mnt->mnt_flags |= MNT_SHRINKABLE;
+        nd->path.mnt->mnt_flags |= MNT_SHRINKABLE;
         rc = add_mount_helper(mnt, nd, &cifs_dfs_automount_list);
 
 out:
@@ -367,7 +368,7 @@ out:
         cFYI(1, ("leaving %s" , __FUNCTION__));
         return ERR_PTR(rc);
 out_err:
-        path_release(nd);
+        path_put(&nd->path);
         goto out;
 }
 
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 29bbf655b99c..a04b17e5a9d0 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -147,10 +147,11 @@ cifs_read_super(struct super_block *sb, void *data,
 #endif
         sb->s_blocksize = CIFS_MAX_MSGSIZE;
         sb->s_blocksize_bits = 14;      /* default 2**14 = CIFS_MAX_MSGSIZE */
-        inode = iget(sb, ROOT_I);
+        inode = cifs_iget(sb, ROOT_I);
 
-        if (!inode) {
-                rc = -ENOMEM;
+        if (IS_ERR(inode)) {
+                rc = PTR_ERR(inode);
+                inode = NULL;
                 goto out_no_root;
         }
 
@@ -517,7 +518,6 @@ static int cifs_remount(struct super_block *sb, int *flags, char *data)
 }
 
 static const struct super_operations cifs_super_ops = {
-        .read_inode = cifs_read_inode,
         .put_super = cifs_put_super,
         .statfs = cifs_statfs,
         .alloc_inode = cifs_alloc_inode,
diff --git a/fs/cifs/cifsfs.h b/fs/cifs/cifsfs.h
index 195b14de5567..68978306c3ca 100644
--- a/fs/cifs/cifsfs.h
+++ b/fs/cifs/cifsfs.h
@@ -44,6 +44,7 @@ extern void cifs_read_inode(struct inode *);
 
 /* Functions related to inodes */
 extern const struct inode_operations cifs_dir_inode_ops;
+extern struct inode *cifs_iget(struct super_block *, unsigned long);
 extern int cifs_create(struct inode *, struct dentry *, int,
                        struct nameidata *);
 extern struct dentry *cifs_lookup(struct inode *, struct dentry *,
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index e7cd392a796a..1d8aa0385ef7 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -566,10 +566,18 @@ static const struct inode_operations cifs_ipc_inode_ops = {
 };
 
 /* gets root inode */
-void cifs_read_inode(struct inode *inode)
+struct inode *cifs_iget(struct super_block *sb, unsigned long ino)
 {
-        int xid, rc;
+        int xid;
         struct cifs_sb_info *cifs_sb;
+        struct inode *inode;
+        long rc;
+
+        inode = iget_locked(sb, ino);
+        if (!inode)
+                return ERR_PTR(-ENOMEM);
+        if (!(inode->i_state & I_NEW))
+                return inode;
 
         cifs_sb = CIFS_SB(inode->i_sb);
         xid = GetXid();
@@ -586,10 +594,18 @@ void cifs_read_inode(struct inode *inode)
                 inode->i_fop = &simple_dir_operations;
                 inode->i_uid = cifs_sb->mnt_uid;
                 inode->i_gid = cifs_sb->mnt_gid;
+                _FreeXid(xid);
+                iget_failed(inode);
+                return ERR_PTR(rc);
         }
 
-        /* can not call macro FreeXid here since in a void func */
+        unlock_new_inode(inode);
+
+        /* can not call macro FreeXid here since in a void func
+         * TODO: This is no longer true
+         */
         _FreeXid(xid);
+        return inode;
 }
 
 int cifs_unlink(struct inode *inode, struct dentry *direntry)