tree 16d5e9c722fbe17dc343c65b85628c8e6ee36199
parent 9ade92a9a5b0a3a10efa6551b8c67a9277bf0438
author Mike Anderson <andmike@us.ibm.com> 1143451074 -0800
committer Linus Torvalds <torvalds@g5.osdl.org> 1143477899 -0800

[PATCH] dm table: store md

Store an up-pointer to the owning struct mapped_device in every table when it
is created.

Access it with:
  struct mapped_device *dm_table_get_md(struct dm_table *t)

Tables linked to md must be destroyed before the md itself.

Signed-off-by: Mike Anderson <andmike@us.ibm.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>