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authorMustafa Ismail <mustafa.ismail@intel.com>2021-10-19 10:16:53 -0500
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-11-02 19:50:59 +0100
commit6392f26fbe9290c7abf1ba9aaa19ac9390cbf192 (patch)
tree1c276d7c08a8df7ce1c35df50c9e424ffb0962e9
parent7762917173cccb13e23068b302d027285ba3f9db (diff)
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RDMA/irdma: Set VLAN in UD work completion correctly
[ Upstream commit cc07b73ef11d11d4359fb104d0199b22451dd3d8 ] Currently VLAN is reported in UD work completion when VLAN id is zero, i.e. no VLAN case. Report VLAN in UD work completion only when VLAN id is non-zero. Fixes: b48c24c2d710 ("RDMA/irdma: Implement device supported verb APIs") Link: https://lore.kernel.org/r/20211019151654.1943-1-shiraz.saleem@intel.com Signed-off-by: Mustafa Ismail <mustafa.ismail@intel.com> Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r--drivers/infiniband/hw/irdma/verbs.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/irdma/verbs.c b/drivers/infiniband/hw/irdma/verbs.c
index fa393c5ea397..4261705fa19d 100644
--- a/drivers/infiniband/hw/irdma/verbs.c
+++ b/drivers/infiniband/hw/irdma/verbs.c
@@ -3405,9 +3405,13 @@ static void irdma_process_cqe(struct ib_wc *entry,
}
if (cq_poll_info->ud_vlan_valid) {
- entry->vlan_id = cq_poll_info->ud_vlan & VLAN_VID_MASK;
- entry->wc_flags |= IB_WC_WITH_VLAN;
+ u16 vlan = cq_poll_info->ud_vlan & VLAN_VID_MASK;
+
entry->sl = cq_poll_info->ud_vlan >> VLAN_PRIO_SHIFT;
+ if (vlan) {
+ entry->vlan_id = vlan;
+ entry->wc_flags |= IB_WC_WITH_VLAN;
+ }
} else {
entry->sl = 0;
}