Kernel: add is_pending and disable flags for loop events

Change-Id: Ia52dce2274b0eac6e2cd8cbcb1b1878decd468a7
Signed-off-by: Or Kehati <ork@mellanox.com>
Move kernel rdma mempool into xio module.

Change-Id: Ib65ff0e468e648235728e1d85ef97d4fc524a595
Signed-off-by: Or Kehati <ork@mellanox.com>