nvmet-rdma: Fix missing dma sync to nvme data structures
authorParav Pandit <parav@mellanox.com>
Thu, 19 Jan 2017 15:55:08 +0000 (09:55 -0600)
committerSagi Grimberg <sagi@grimberg.me>
Thu, 26 Jan 2017 15:45:03 +0000 (17:45 +0200)
commit748ff8408f8e208f279ba221e5c12612fbb4dddb
treeaa3271248e82fda49fbd805b39c19585e63d3bf6
parent23a8ed4a624324dc696c328f09bd502c4a3816f0
nvmet-rdma: Fix missing dma sync to nvme data structures

This patch performs dma sync operations on nvme_command
and nvme_completion.

nvme_command is synced
(a) on receiving of the recv queue completion for cpu access.
(b) before posting recv wqe back to rdma adapter for device access.

nvme_completion is synced
(a) on receiving of the recv queue completion of associated
nvme_command for cpu access.
(b) before posting send wqe to rdma adapter for device access.

This patch is generated for git://git.infradead.org/nvme-fabrics.git
Branch: nvmf-4.10

Signed-off-by: Parav Pandit <parav@mellanox.com>
Reviewed-by: Max Gurtovoy <maxg@mellanox.com>
drivers/nvme/target/rdma.c