linux-2.6-255-vserver-delta-cow-fix23.patch

   1 diff -NurpP linux-2.6.38.7-vs2.3.0.37-rc15/fs/namei.c linux-2.6.38.7-vs2.3.0.37-rc15.1/fs/namei.c
   2 --- linux-2.6.38.7-vs2.3.0.37-rc15/fs/namei.c   2011-04-23 22:33:35.000000000 +0200
   3 +++ linux-2.6.38.7-vs2.3.0.37-rc15.1/fs/namei.c 2011-05-29 22:41:46.000000000 +0200
   4 @@ -2220,7 +2220,8 @@ int may_open(struct path *path, int acc_
   5         }
   6
   7  #ifdef CONFIG_VSERVER_COWBL
   8 -       if (IS_COW(inode) && (flag & FMODE_WRITE)) {
   9 +       if (IS_COW(inode) &&
  10 +               ((flag & O_ACCMODE) != O_RDONLY)) {
  11                 if (IS_COW_LINK(inode))
  12                         return -EMLINK;
  13                 inode->i_flags &= ~(S_IXUNLINK|S_IMMUTABLE);