30 lines
969 B
Diff
30 lines
969 B
Diff
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As in libmthca, need to initialize SRQ WQE scatter entries to the
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invalid lkey at work queue creation time.
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Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il>
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Index: libmlx4/src/srq.c
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===================================================================
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--- libmlx4.orig/src/srq.c 2009-12-09 15:08:52.000000000 +0200
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+++ libmlx4/src/srq.c 2009-12-09 18:44:32.000000000 +0200
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@@ -128,6 +128,7 @@ int mlx4_alloc_srq_buf(struct ibv_pd *pd
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struct mlx4_srq *srq)
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{
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struct mlx4_wqe_srq_next_seg *next;
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+ struct mlx4_wqe_data_seg *scatter;
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int size;
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int buf_size;
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int i;
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@@ -160,6 +161,11 @@ int mlx4_alloc_srq_buf(struct ibv_pd *pd
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for (i = 0; i < srq->max; ++i) {
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next = get_wqe(srq, i);
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next->next_wqe_index = htons((i + 1) & (srq->max - 1));
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+
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+ for (scatter = (void *) (next + 1);
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+ (void *) scatter < (void *) next + (1 << srq->wqe_shift);
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+ ++scatter)
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+ scatter->lkey = htonl(MLX4_INVALID_LKEY);
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}
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srq->head = 0;
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