diff options
| author | Kamal Heib <kamalh@mellanox.com> | 2016-09-12 19:16:22 +0300 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2016-09-16 14:14:08 -0400 |
| commit | 69d269d38910e697e461ec5677368f57d2046cbe (patch) | |
| tree | ad2395cd655aa43b89f146e6c4ed4259fd7f2d89 /drivers/infiniband | |
| parent | 8ec07bf8a8b57d6c58927a16a0a22c0115cf2855 (diff) | |
| download | linux-69d269d38910e697e461ec5677368f57d2046cbe.tar.bz2 | |
IB/mlx4: Diagnostic HW counters are not supported in slave mode
Modify the mlx4_ib_diag_counters() to avoid the following error in the
hypervisor when the slave tries to query the hardware counters in SR-IOV
mode.
mlx4_core 0000:81:00.0: Unknown command:0x30 accepted from slave:1
Fixes: 3f85f2aaabf7 ("IB/mlx4: Add diagnostic hardware counters")
Signed-off-by: Kamal Heib <kamalh@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/hw/mlx4/main.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index 2af44c2de262..87ba9bca4181 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -2202,6 +2202,9 @@ static int mlx4_ib_alloc_diag_counters(struct mlx4_ib_dev *ibdev) bool per_port = !!(ibdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_DIAG_PER_PORT); + if (mlx4_is_slave(ibdev->dev)) + return 0; + for (i = 0; i < MLX4_DIAG_COUNTERS_TYPES; i++) { /* i == 1 means we are building port counters */ if (i && !per_port) |