RDMA/hns: Add detailed comments for mb() call

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This patch adds more detailed comments when we call the
memory barrier function, such as rmb, wmb and mb. Three
mb() callers are deleted since they are unnecessary.

Suggested-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Yixian Liu <liuyixian@huawei.com>
Signed-off-by: Lijun Ou <oulijun@huawei.com>
Signed-off-by: Wei Hu (Xavier) <xavier.huwei@huawei.com>
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>

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Yixian Liu 2017-12-29 19:26:18 +08:00 • committed by Jason Gunthorpe

parent 1ee47ab3e8

commit 4044a3f482

2 changed files with 22 additions and 23 deletions

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19

drivers/infiniband/hw/hns/hns_roce_hw_v1.c

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26

drivers/infiniband/hw/hns/hns_roce_hw_v2.c

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