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>
---
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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