target/linux/generic-2.6/patches-2.6.26/512-yaffs_2.6.25_fix.patch

   1 --- a/fs/yaffs2/yaffs_fs.c
   2 +++ b/fs/yaffs2/yaffs_fs.c
   3 @@ -181,7 +181,13 @@
   4  #else
   5  static int yaffs_statfs(struct super_block *sb, struct statfs *buf);
   6  #endif
   7 +
   8 +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25))
   9 +static struct inode *yaffs_iget(struct super_block *sb, unsigned long ino);
  10 +#else
  11  static void yaffs_read_inode(struct inode *inode);
  12 +#endif
  13 +
  14
  15  static void yaffs_put_inode(struct inode *inode);
  16  static void yaffs_delete_inode(struct inode *);
  17 @@ -284,7 +290,9 @@
  18
  19  static struct super_operations yaffs_super_ops = {
  20         .statfs = yaffs_statfs,
  21 +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,25))
  22         .read_inode = yaffs_read_inode,
  23 +#endif
  24         .put_inode = yaffs_put_inode,
  25         .put_super = yaffs_put_super,
  26         .delete_inode = yaffs_delete_inode,
  27 @@ -844,11 +852,17 @@
  28         T(YAFFS_TRACE_OS,
  29           (KERN_DEBUG "yaffs_get_inode for object %d\n", obj->objectId));
  30
  31 +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25))
  32 +       inode = yaffs_iget(sb, obj->objectId);
  33 +       if (IS_ERR(inode))
  34 +               return NULL;
  35 +#else
  36         inode = iget(sb, obj->objectId);
  37
  38         /* NB Side effect: iget calls back to yaffs_read_inode(). */
  39         /* iget also increments the inode's i_count */
  40         /* NB You can't be holding grossLock or deadlock will happen! */
  41 +#endif
  42
  43         return inode;
  44  }
  45 @@ -1427,6 +1441,39 @@
  46  }
  47
  48
  49 +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25))
  50 +static struct inode *yaffs_iget(struct super_block *sb, unsigned long ino)
  51 +{
  52 +       yaffs_Object *obj;
  53 +       yaffs_Device *dev = yaffs_SuperToDevice(sb);
  54 +       struct inode *inode;
  55 +
  56 +       T(YAFFS_TRACE_OS,
  57 +         (KERN_DEBUG "yaffs_iget for %lu\n", ino));
  58 +
  59 +       inode = iget_locked(sb, ino);
  60 +       if (!inode)
  61 +               return ERR_PTR(-ENOMEM);
  62 +       if (!(inode->i_state & I_NEW))
  63 +               return inode;
  64 +
  65 +       /* NB This is called as a side effect of other functions, but
  66 +        * we had to release the lock to prevent deadlocks, so
  67 +        * need to lock again.
  68 +        */
  69 +
  70 +       yaffs_GrossLock(dev);
  71 +
  72 +       obj = yaffs_FindObjectByNumber(dev, inode->i_ino);
  73 +
  74 +       yaffs_FillInodeFromObject(inode, obj);
  75 +
  76 +       yaffs_GrossUnlock(dev);
  77 +
  78 +       unlock_new_inode(inode);
  79 +       return inode;
  80 +}
  81 +#else
  82  static void yaffs_read_inode(struct inode *inode)
  83  {
  84         /* NB This is called as a side effect of other functions, but
  85 @@ -1448,6 +1495,7 @@
  86
  87         yaffs_GrossUnlock(dev);
  88  }
  89 +#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25)) */
  90
  91  static LIST_HEAD(yaffs_dev_list);
  92