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authorYishai Hadas <yishaih@mellanox.com>2013-08-01 15:49:52 (GMT)
committerRoland Dreier <roland@purestorage.com>2013-08-13 18:21:31 (GMT)
commit5c5f3f0a74740c8f7bca8255741291bb0d2ebe4b (patch)
treecbfb99c06499fd0b18d975af6f4fc99e1022c38d /drivers/net/ethernet/mellanox
parentc095ba7224d8edc71dcef0d655911399a8bd4a3f (diff)
downloadlinux-fsl-qoriq-5c5f3f0a74740c8f7bca8255741291bb0d2ebe4b.tar.xz
mlx4_core: Fix XRC QPs detection in the resource tracker
Recognize XRC QPs in the SR-IOV resource tracker based on transport type. The previous check didn't match IB_QPT_XRC_INI and caused an invalid calculation for required mtt pages. Signed-off-by: Yishai Hadas <yishaih@mellanox.com> Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il> Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/net/ethernet/mellanox')
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/resource_tracker.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
index f984a89..dd68763 100644
--- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
+++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
@@ -1909,7 +1909,8 @@ static int qp_get_mtt_size(struct mlx4_qp_context *qpc)
int log_rq_stride = qpc->rq_size_stride & 7;
int srq = (be32_to_cpu(qpc->srqn) >> 24) & 1;
int rss = (be32_to_cpu(qpc->flags) >> 13) & 1;
- int xrc = (be32_to_cpu(qpc->local_qpn) >> 23) & 1;
+ u32 ts = (be32_to_cpu(qpc->flags) >> 16) & 0xff;
+ int xrc = (ts == MLX4_QP_ST_XRC) ? 1 : 0;
int sq_size;
int rq_size;
int total_pages;