Revert "sit: stateless autoconf for isatap"

[safe/jmp/linux-2.6] / include / linux / device-mapper.h

diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h
index 0d63106..df7607e 100644 (file)
--- a/include/linux/device-mapper.h
+++ b/include/linux/device-mapper.h
@@ -84,13 +84,16 @@ typedef int (*dm_merge_fn) (struct dm_target *ti, struct bvec_merge_data *bvm,
 
 typedef int (*iterate_devices_callout_fn) (struct dm_target *ti,
                                           struct dm_dev *dev,
-                                          sector_t physical_start,
+                                          sector_t start, sector_t len,
                                           void *data);
 
 typedef int (*dm_iterate_devices_fn) (struct dm_target *ti,
                                      iterate_devices_callout_fn fn,
                                      void *data);
 
+typedef void (*dm_io_hints_fn) (struct dm_target *ti,
+                               struct queue_limits *limits);
+
 /*
  * Returns:
  *    0: The target can handle the next I/O immediately.
@@ -104,7 +107,7 @@ void dm_error(const char *message);
  * Combine device limits.
  */
 int dm_set_device_limits(struct dm_target *ti, struct dm_dev *dev,
-                        sector_t start, void *data);
+                        sector_t start, sector_t len, void *data);
 
 struct dm_dev {
        struct block_device *bdev;
@@ -151,6 +154,7 @@ struct target_type {
        dm_merge_fn merge;
        dm_busy_fn busy;
        dm_iterate_devices_fn iterate_devices;
+       dm_io_hints_fn io_hints;
 
        /* For internal device-mapper use. */
        struct list_head list;