diff options
| author |   Shiraz Saleem <shiraz.saleem@intel.com> | 2017-10-16 15:45:59 -0500 |
|---|---|---|
| committer |   Doug Ledford <dledford@redhat.com> | 2017-10-18 13:28:46 -0400 |
| commit | 343d86bd45d2d5770acc8cab2e4c4b4f6595d1f6 (patch) | |
| tree | f323191f93823cfc3a8556121d58a6d7cd3f88e8 /drivers/infiniband/hw/i40iw/i40iw_cm.c | |
| parent | i40iw: Remove unused structures (diff) | |
| download | linux-dev-343d86bd45d2d5770acc8cab2e4c4b4f6595d1f6.tar.xz linux-dev-343d86bd45d2d5770acc8cab2e4c4b4f6595d1f6.zip | |
i40iw: Account for IPv6 header when setting MSS
The IPv6 header size is not subtracted from MTU when MSS is
set for QPs.
Save MTU opposed to MSS in the vsi struct during
initialization and calculate the MSS based on IPv4 vs
IPv6 connection.
Fixes: f27b4746f378 ("i40iw: add connection management code")
Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/i40iw/i40iw_cm.c')
| -rw-r--r-- | drivers/infiniband/hw/i40iw/i40iw_cm.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/i40iw/i40iw_cm.c b/drivers/infiniband/hw/i40iw/i40iw_cm.c index 4bd54b367532..493d6ef3d2d5 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_cm.c +++ b/drivers/infiniband/hw/i40iw/i40iw_cm.c @@ -2193,7 +2193,8 @@ static struct i40iw_cm_node *i40iw_make_cm_node( I40IW_CM_DEFAULT_RCV_WND_SCALED >> I40IW_CM_DEFAULT_RCV_WND_SCALE; ts = current_kernel_time(); cm_node->tcp_cntxt.loc_seq_num = ts.tv_nsec; - cm_node->tcp_cntxt.mss = iwdev->vsi.mss; + cm_node->tcp_cntxt.mss = (cm_node->ipv4) ? (iwdev->vsi.mtu - I40IW_MTU_TO_MSS_IPV4) : + (iwdev->vsi.mtu - I40IW_MTU_TO_MSS_IPV6); cm_node->iwdev = iwdev; cm_node->dev = &iwdev->sc_dev; |