[PATCH] nvme-rdma: remove redundant reference between ib_device and tagset

[sagi@grimberg.me (Sagi Grimberg)]

This looks good max.

On 5/6/19 3:47 AM, Max Gurtovoy wrote:
> In the past, before adding f41725bb ("nvme-rdma: Use mr pool") commit,
> we needed a reference on the ib_device as long as the tagset
> was alive, as the MRs in the request structures needed a valid ib_device.
> Now, we allocate/deallocate MR pool per QP and consume on demand.
> 
> Also remove nvme_rdma_free_tagset function and use blk_mq_free_tag_set
> instead, as it unneeded anymore.
> 
> This commit also fixes a memory leakage and possible segmentation fault.
> When configuring the system with NIC teaming (aka bonding)

Question, what about sqe dma mappings? don't they need to be remapped as
well?