[PATCH] mark address_space_operations const

[deliverable/linux.git] / fs / xfs / linux-2.6 / xfs_aops.h

diff --git a/fs/xfs/linux-2.6/xfs_aops.h b/fs/xfs/linux-2.6/xfs_aops.h
index 4720758a9adebe1ec7671cbd53492f07ea7e667a..2244e516b66a339600830928682a7155df931639 100644 (file)
--- a/fs/xfs/linux-2.6/xfs_aops.h
+++ b/fs/xfs/linux-2.6/xfs_aops.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005 Silicon Graphics, Inc.
+ * Copyright (c) 2005-2006 Silicon Graphics, Inc.
  * All Rights Reserved.
  *
  * This program is free software; you can redistribute it and/or
@@ -23,14 +23,24 @@ extern mempool_t *xfs_ioend_pool;
 
 typedef void (*xfs_ioend_func_t)(void *);
 
+/*
+ * xfs_ioend struct manages large extent writes for XFS.
+ * It can manage several multi-page bio's at once.
+ */
 typedef struct xfs_ioend {
-       unsigned int            io_uptodate;    /* I/O status register */
+       struct xfs_ioend        *io_list;       /* next ioend in chain */
+       unsigned int            io_type;        /* delalloc / unwritten */
+       int                     io_error;       /* I/O error code */
        atomic_t                io_remaining;   /* hold count */
-       struct vnode            *io_vnode;      /* file being written to */
+       struct bhv_vnode        *io_vnode;      /* file being written to */
        struct buffer_head      *io_buffer_head;/* buffer linked list head */
+       struct buffer_head      *io_buffer_tail;/* buffer linked list tail */
        size_t                  io_size;        /* size of the extent */
        xfs_off_t               io_offset;      /* offset in the file */
        struct work_struct      io_work;        /* xfsdatad work queue */
 } xfs_ioend_t;
 
-#endif /* __XFS_IOPS_H__ */
+extern const struct address_space_operations xfs_address_space_operations;
+extern int xfs_get_blocks(struct inode *, sector_t, struct buffer_head *, int);
+
+#endif /* __XFS_AOPS_H__ */