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| author | Yevgeny Petrilin <yevgenyp@mellanox.co.il> | 2008-12-29 18:38:21 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-12-29 18:38:21 -0800 |
| commit | c2b559ed8683ffb5a7bdd9e71b3803b231623c86 (patch) | |
| tree | 348b528a7b8718c05d07285197b056f35650b909 /drivers/net/mlx4/en_main.c | |
| parent | 68888d105365366c5e1e0424cc939c1fc757f9c4 (diff) | |
| download | talos-obmc-linux-c2b559ed8683ffb5a7bdd9e71b3803b231623c86.tar.gz talos-obmc-linux-c2b559ed8683ffb5a7bdd9e71b3803b231623c86.zip | |
mlx4_en: Verify number of RX rings doesn't exceed MAX_RX_RINGS
Required in cases were dev->caps.num_comp_vectors > MAX_RX_RINGS.
For current values this would happen on machines that have more
then 16 cores.
Signed-off-by: Yevgeny Petrilin <yevgenyp@mellanox.co.il>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/mlx4/en_main.c')
| -rw-r--r-- | drivers/net/mlx4/en_main.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/mlx4/en_main.c b/drivers/net/mlx4/en_main.c index c1c05852a95e..34f3a191fbdf 100644 --- a/drivers/net/mlx4/en_main.c +++ b/drivers/net/mlx4/en_main.c @@ -170,7 +170,8 @@ static void *mlx4_en_add(struct mlx4_dev *dev) mlx4_info(mdev, "Using %d tx rings for port:%d\n", mdev->profile.prof[i].tx_ring_num, i); if (!mdev->profile.prof[i].rx_ring_num) { - mdev->profile.prof[i].rx_ring_num = dev->caps.num_comp_vectors; + mdev->profile.prof[i].rx_ring_num = + min_t(int, dev->caps.num_comp_vectors, MAX_RX_RINGS); mlx4_info(mdev, "Defaulting to %d rx rings for port:%d\n", mdev->profile.prof[i].rx_ring_num, i); } else |
