lustre/kernel_patches/patches/inode-nr_unused-2.6.9-rhel4.patch

   1 Index: RH_2_6_9_55/fs/fs-writeback.c
   2 ===================================================================
   3 --- RH_2_6_9_55.orig/fs/fs-writeback.c
   4 +++ RH_2_6_9_55/fs/fs-writeback.c
   5 @@ -230,7 +230,6 @@
   6                          * The inode is clean, unused
   7                          */
   8                         list_move(&inode->i_list, &inode_unused);
   9 -                       inodes_stat.nr_unused++;
  10                 }
  11         }
  12         wake_up_inode(inode);
  13 @@ -244,6 +243,11 @@
  14  __writeback_single_inode(struct inode *inode,
  15                         struct writeback_control *wbc)
  16  {
  17 +       if (!atomic_read(&inode->i_count))
  18 +               WARN_ON(!(inode->i_state & I_WILL_FREE));
  19 +       else
  20 +               WARN_ON(inode->i_state & I_WILL_FREE);
  21 +
  22         if ((wbc->sync_mode != WB_SYNC_ALL) && (inode->i_state & I_LOCK)) {
  23                 list_move(&inode->i_list, &inode->i_sb->s_dirty);
  24                 return 0;
  25 @@ -253,10 +257,8 @@
  26          * It's a data-integrity sync.  We must wait.
  27          */
  28         while (inode->i_state & I_LOCK) {
  29 -               __iget(inode);
  30                 spin_unlock(&inode_lock);
  31                 __wait_on_inode(inode);
  32 -               iput(inode);
  33                 spin_lock(&inode_lock);
  34         }
  35         return __sync_single_inode(inode, wbc);
  36 Index: RH_2_6_9_55/fs/inode.c
  37 ===================================================================
  38 --- RH_2_6_9_55.orig/fs/inode.c
  39 +++ RH_2_6_9_55/fs/inode.c
  40 @@ -1056,6 +1056,7 @@
  41         if (inode->i_data.nrpages)
  42                 truncate_inode_pages(&inode->i_data, 0);
  43         clear_inode(inode);
  44 +       wake_up_inode(inode);
  45         destroy_inode(inode);
  46  }
  47