Merge git://git.kernel.org/pub/scm/linux/kernel/git/agk/linux-2.6-dm

* git://git.kernel.org/pub/scm/linux/kernel/git/agk/linux-2.6-dm:
  dm: detect lost queue
  dm: publish dm_vcalloc
  dm: publish dm_table_unplug_all
  dm: publish dm_get_mapinfo
  dm: export struct dm_dev
  dm crypt: avoid unnecessary wait when splitting bio
  dm crypt: tidy ctx pending
  dm crypt: fix async inc_pending
  dm crypt: move dec_pending on error into write_io_submit
  dm crypt: remove inc_pending from write_io_submit
  dm crypt: tidy write loop pending
  dm crypt: tidy crypt alloc
  dm crypt: tidy inc pending
  dm exception store: use chunk_t for_areas
  dm exception store: introduce area_location function
  dm raid1: kcopyd should stop on error if errors handled
  dm mpath: remove is_active from struct dm_path
  dm mpath: use more error codes

Fixed up trivial conflict in drivers/md/dm-mpath.c manually.

1 files changed, 17 insertions, 1 deletions

diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h
index a90222e3297d..08d783592b73 100644
--- a/include/linux/device-mapper.h
+++ b/include/linux/device-mapper.h
@@ -13,7 +13,6 @@
 
 struct dm_target;
 struct dm_table;
-struct dm_dev;
 struct mapped_device;
 struct bio_vec;
 
@@ -84,6 +83,12 @@ void dm_error(const char *message);
  */
 void dm_set_device_limits(struct dm_target *ti, struct block_device *bdev);
 
+struct dm_dev {
+        struct block_device *bdev;
+        int mode;
+        char name[16];
+};
+
 /*
  * Constructors should call these functions to ensure destination devices
  * are opened/closed correctly.
@@ -202,6 +207,7 @@ int dm_copy_name_and_uuid(struct mapped_device *md, char *name, char *uuid);
 struct gendisk *dm_disk(struct mapped_device *md);
 int dm_suspended(struct mapped_device *md);
 int dm_noflush_suspending(struct dm_target *ti);
+union map_info *dm_get_mapinfo(struct bio *bio);
 
 /*
  * Geometry functions.
@@ -232,6 +238,11 @@ int dm_table_add_target(struct dm_table *t, const char *type,
 int dm_table_complete(struct dm_table *t);
 
 /*
+ * Unplug all devices in a table.
+ */
+void dm_table_unplug_all(struct dm_table *t);
+
+/*
  * Table reference counting.
  */
 struct dm_table *dm_get_table(struct mapped_device *md);
@@ -256,6 +267,11 @@ void dm_table_event(struct dm_table *t);
  */
 int dm_swap_table(struct mapped_device *md, struct dm_table *t);
 
+/*
+ * A wrapper around vmalloc.
+ */
+void *dm_vcalloc(unsigned long nmemb, unsigned long elem_size);
+
 /*-----------------------------------------------------------------
  * Macros.
  *---------------------------------------------------------------*/