diff options
| author | Or Gerlitz <ogerlitz@mellanox.com> | 2016-03-01 18:52:23 +0200 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2016-03-03 10:52:58 -0500 |
| commit | 11d8d645343efba0c975aefe7c2cf3b33c836c75 (patch) | |
| tree | ee2586a426241d0f1f9e4e9a94572d6c420a0d07 /drivers | |
| parent | 3d943c9d1cc5ad1825e46291ef5ce627e1b6b660 (diff) | |
IB/core: Use GRH when the path hop-limit > 0
According to IBTA spec v1.3 section 12.7.19, QPs should use GRH when
the path returned by the SA has hop-limit > 0. Currently, we do that
only for the > 1 case, fix that.
Fixes: 6d969a471ba1 ('IB/sa: Add ib_init_ah_from_path()')
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Reviewed-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/infiniband/core/sa_query.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/core/sa_query.c b/drivers/infiniband/core/sa_query.c index f334090bb612..1e37f3515d98 100644 --- a/drivers/infiniband/core/sa_query.c +++ b/drivers/infiniband/core/sa_query.c @@ -1071,7 +1071,7 @@ int ib_init_ah_from_path(struct ib_device *device, u8 port_num, } } - if (rec->hop_limit > 1 || use_roce) { + if (rec->hop_limit > 0 || use_roce) { ah_attr->ah_flags = IB_AH_GRH; ah_attr->grh.dgid = rec->dgid; |