On Mon, Apr 11, 2016 at 02:32:35PM -0700, Christoph Hellwig wrote:
> From: Steve Wise <swise@xxxxxxxxxxx>
>
> This is the first step toward moving MR invalidation decisions
> to the core. It will be needed by the upcoming RW API.
>
> Signed-off-by: Steve Wise <swise@xxxxxxxxxxxxxxxxxxxxx>
> Reviewed-by: Bart Van Assche <bart.vanassche@xxxxxxxxxxx>
> Reviewed-by: Christoph Hellwig <hch@xxxxxx>
Reviewed-by: Ira Weiny <ira.weiny@xxxxxxxxx>
> ---
> drivers/infiniband/core/verbs.c | 2 ++
> include/rdma/ib_verbs.h | 1 +
> 2 files changed, 3 insertions(+)
>
> diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c
> index d9ea2fb..179d800 100644
> --- a/drivers/infiniband/core/verbs.c
> +++ b/drivers/infiniband/core/verbs.c
> @@ -1353,6 +1353,7 @@ struct ib_mr *ib_get_dma_mr(struct ib_pd *pd, int mr_access_flags)
> mr->pd = pd;
> mr->uobject = NULL;
> atomic_inc(&pd->usecnt);
> + mr->need_inval = false;
> }
>
> return mr;
> @@ -1399,6 +1400,7 @@ struct ib_mr *ib_alloc_mr(struct ib_pd *pd,
> mr->pd = pd;
> mr->uobject = NULL;
> atomic_inc(&pd->usecnt);
> + mr->need_inval = false;
> }
>
> return mr;
> diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
> index 400a8a0..3f66647 100644
> --- a/include/rdma/ib_verbs.h
> +++ b/include/rdma/ib_verbs.h
> @@ -1446,6 +1446,7 @@ struct ib_mr {
> u64 iova;
> u32 length;
> unsigned int page_size;
> + bool need_inval;
> union {
> struct ib_uobject *uobject; /* user */
> struct list_head qp_entry; /* FR */
> --
> 2.1.4
>
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