1 files changed, 20 insertions, 7 deletions

diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index e8287c4c6eb3..faba4d69fe91 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -1,7 +1,7 @@
 /*
  *   fs/cifs/cifsfs.c
  *
- *   Copyright (C) International Business Machines  Corp., 2002,2004
+ *   Copyright (C) International Business Machines  Corp., 2002,2007
  *   Author(s): Steve French (sfrench@us.ibm.com)
  *
  *   Common Internet FileSystem (CIFS) client
@@ -47,7 +47,11 @@
 
 #ifdef CONFIG_CIFS_QUOTA
 static struct quotactl_ops cifs_quotactl_ops;
-#endif
+#endif /* QUOTA */
+
+#ifdef CONFIG_CIFS_EXPERIMENTAL
+extern struct export_operations cifs_export_ops;
+#endif /* EXPERIMENTAL */
 
 int cifsFYI = 0;
 int cifsERROR = 1;
@@ -62,8 +66,8 @@ unsigned int extended_security = CIFSSEC_DEF;
 unsigned int sign_CIFS_PDUs = 1;
 extern struct task_struct * oplockThread; /* remove sparse warning */
 struct task_struct * oplockThread = NULL;
-extern struct task_struct * dnotifyThread; /* remove sparse warning */
-struct task_struct * dnotifyThread = NULL;
+/* extern struct task_struct * dnotifyThread; remove sparse warning */
+static struct task_struct * dnotifyThread = NULL;
 static const struct super_operations cifs_super_ops;
 unsigned int CIFSMaxBufSize = CIFS_MAX_MSGSIZE;
 module_param(CIFSMaxBufSize, int, 0);
@@ -91,8 +95,9 @@ cifs_read_super(struct super_block *sb, void *data,
         struct inode *inode;
         struct cifs_sb_info *cifs_sb;
         int rc = 0;
-
-        sb->s_flags |= MS_NODIRATIME; /* and probably even noatime */
+        
+        /* BB should we make this contingent on mount parm? */
+        sb->s_flags |= MS_NODIRATIME | MS_NOATIME;
         sb->s_fs_info = kzalloc(sizeof(struct cifs_sb_info),GFP_KERNEL);
         cifs_sb = CIFS_SB(sb);
         if(cifs_sb == NULL)
@@ -109,6 +114,10 @@ cifs_read_super(struct super_block *sb, void *data,
 
         sb->s_magic = CIFS_MAGIC_NUMBER;
         sb->s_op = &cifs_super_ops;
+#ifdef CONFIG_CIFS_EXPERIMENTAL
+        if(experimEnabled != 0)
+                sb->s_export_op = &cifs_export_ops;
+#endif /* EXPERIMENTAL */       
 /*      if(cifs_sb->tcon->ses->server->maxBuf > MAX_CIFS_HDR_SIZE + 512)
             sb->s_blocksize = cifs_sb->tcon->ses->server->maxBuf - MAX_CIFS_HDR_SIZE; */
 #ifdef CONFIG_CIFS_QUOTA
@@ -258,7 +267,10 @@ cifs_alloc_inode(struct super_block *sb)
         cifs_inode->clientCanCacheRead = FALSE;
         cifs_inode->clientCanCacheAll = FALSE;
         cifs_inode->vfs_inode.i_blkbits = 14;  /* 2**14 = CIFS_MAX_MSGSIZE */
-        cifs_inode->vfs_inode.i_flags = S_NOATIME | S_NOCMTIME;
+        
+        /* Can not set i_flags here - they get immediately overwritten
+           to zero by the VFS */
+/*      cifs_inode->vfs_inode.i_flags = S_NOATIME | S_NOCMTIME;*/
         INIT_LIST_HEAD(&cifs_inode->openFileList);
         return &cifs_inode->vfs_inode;
 }
@@ -283,6 +295,7 @@ cifs_show_options(struct seq_file *s, struct vfsmount *m)
 
         if (cifs_sb) {
                 if (cifs_sb->tcon) {
+/* BB add prepath to mount options displayed */
                         seq_printf(s, ",unc=%s", cifs_sb->tcon->treeName);
                         if (cifs_sb->tcon->ses) {
                                 if (cifs_sb->tcon->ses->userName)