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-rw-r--r--include/rdma/rdma_vt.h9
-rw-r--r--include/rdma/rdmavt_qp.h5
2 files changed, 10 insertions, 4 deletions
diff --git a/include/rdma/rdma_vt.h b/include/rdma/rdma_vt.h
index 3f12da9384a1..16274e2133cd 100644
--- a/include/rdma/rdma_vt.h
+++ b/include/rdma/rdma_vt.h
@@ -426,6 +426,15 @@ static inline unsigned rvt_get_npkeys(struct rvt_dev_info *rdi)
}
/*
+ * Return the max atomic suitable for determining
+ * the size of the ack ring buffer in a QP.
+ */
+static inline unsigned int rvt_max_atomic(struct rvt_dev_info *rdi)
+{
+ return rdi->dparms.max_rdma_atomic + 1;
+}
+
+/*
* Return the indexed PKEY from the port PKEY table.
*/
static inline u16 rvt_get_pkey(struct rvt_dev_info *rdi,
diff --git a/include/rdma/rdmavt_qp.h b/include/rdma/rdmavt_qp.h
index 0e1ff2abfe92..6d23b879416a 100644
--- a/include/rdma/rdmavt_qp.h
+++ b/include/rdma/rdmavt_qp.h
@@ -211,8 +211,6 @@ struct rvt_mmap_info {
unsigned size;
};
-#define RVT_MAX_RDMA_ATOMIC 16
-
/*
* This structure holds the information that the send tasklet needs
* to send a RDMA read response or atomic operation.
@@ -282,8 +280,7 @@ struct rvt_qp {
atomic_t refcount ____cacheline_aligned_in_smp;
wait_queue_head_t wait;
- struct rvt_ack_entry s_ack_queue[RVT_MAX_RDMA_ATOMIC + 1]
- ____cacheline_aligned_in_smp;
+ struct rvt_ack_entry *s_ack_queue;
struct rvt_sge_state s_rdma_read_sge;
spinlock_t r_lock ____cacheline_aligned_in_smp; /* used for APM */