tree 9a8699e7cf72bc2c12574e3a2c46ddf10c542cd2
parent 64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91
author Matan Barak <matanb@mellanox.com> 1406793688 +0300
committer Roland Dreier <roland@purestorage.com> 1406931073 -0700

IB/core: Add user MR re-registration support

Memory re-registration is a feature that enables changing the
attributes of a memory region registered by user-space, including PD,
translation (address and length) and access flags.

Add the required support in uverbs and the kernel verbs API.

Signed-off-by: Matan Barak <matanb@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>