iser-target: Use a single DMA MR and PD per device
authorSagi Grimberg <sagig@mellanox.com>
Sun, 29 Mar 2015 12:52:05 +0000 (15:52 +0300)
committerNicholas Bellinger <nab@linux-iscsi.org>
Wed, 8 Apr 2015 06:27:49 +0000 (23:27 -0700)
commit67cb39492571433b95eb2952edca46f024ddf16c
tree90f883b53bee25ccf6a76cee4c0dc452d9d9a769
parent4a579da2586bd3b79b025947ea24ede2bbfede62
iser-target: Use a single DMA MR and PD per device

This is to favor the HCA cache hit rate using less MRs
and PDs. This commit partially reverts commit:
"eb6ab13 IB/isert: separate connection protection domains and dma MRs"

At the time I thought this would be needed.

Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
drivers/infiniband/ulp/isert/ib_isert.c
drivers/infiniband/ulp/isert/ib_isert.h