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| author | Sean Hefty <sean.hefty@intel.com> | 2007-02-21 16:37:31 -0800 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2007-02-22 17:54:02 -0800 |
| commit | 47645d8d25387c08bb3ccd84e1405c3776f21d24 (patch) | |
| tree | 0d5267a1401c1d2ad80d48181f9c63b43ec84c3a /drivers/infiniband | |
| parent | aaf1aef55f50f53812871693692c7cbefcd57f39 (diff) | |
| download | op-kernel-dev-47645d8d25387c08bb3ccd84e1405c3776f21d24.zip op-kernel-dev-47645d8d25387c08bb3ccd84e1405c3776f21d24.tar.gz | |
IB/core: Set hop limit in ib_init_ah_from_wc correctly
The hop_limit value in the ah_attr should be 0xFF, not the value read
from the received GRH (which should be 0). See 13.5.4.4 in the 1.2 IB
spec.
Signed-off-by: Sean Hefty <sean.hefty@intel.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/core/verbs.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index 8b5dd36..ccdf93d 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -167,7 +167,7 @@ int ib_init_ah_from_wc(struct ib_device *device, u8 port_num, struct ib_wc *wc, ah_attr->grh.sgid_index = (u8) gid_index; flow_class = be32_to_cpu(grh->version_tclass_flow); ah_attr->grh.flow_label = flow_class & 0xFFFFF; - ah_attr->grh.hop_limit = grh->hop_limit; + ah_attr->grh.hop_limit = 0xFF; ah_attr->grh.traffic_class = (flow_class >> 20) & 0xFF; } return 0; |
