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IB/opa_vnic: Mark unused Ethernet MTU fields as reserved

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Per pcp mtu fields are not used, mark them as reserved.

Reviewed-by: Sudeep Dutt <sudeep.dutt@intel.com>
Signed-off-by: Niranjana Vishwanathapura <niranjana.vishwanathapura@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Niranjana Vishwanathapura 2017-09-26 06:43:48 -07:00 committed by Doug Ledford
parent e19b205be4
commit 62f1e84e46
4 changed files with 8 additions and 17 deletions
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8
drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.h
View File

@ -111,8 +111,7 @@
* @pkey: partition key
* @u_mcast_dlid: unknown multicast dlid
* @u_ucast_dlid: array of unknown unicast dlids
* @eth_mtu: MTUs for each vlan PCP
* @eth_mtu_non_vlan: MTU for non vlan packets
* @eth_mtu: Ethernet MTU
*/
struct opa_vesw_info {
__be16 fabric_id;
@ -128,9 +127,8 @@ struct opa_vesw_info {
__be32 u_mcast_dlid;
__be32 u_ucast_dlid[OPA_VESW_MAX_NUM_DEF_PORT];
u8 rsvd3[44];
__be16 eth_mtu[OPA_VNIC_MAX_NUM_PCP];
__be16 eth_mtu_non_vlan;
u8 rsvd3[60];
__be16 eth_mtu;
u8 rsvd4[2];
} __packed;

5
drivers/infiniband/ulp/opa_vnic/opa_vnic_internal.h
View File

@ -89,9 +89,8 @@ struct __opa_vesw_info {
u32 u_mcast_dlid;
u32 u_ucast_dlid[OPA_VESW_MAX_NUM_DEF_PORT];
u8 rsvd3[44];
u16 eth_mtu[OPA_VNIC_MAX_NUM_PCP];
u16 eth_mtu_non_vlan;
u8 rsvd3[60];
u16 eth_mtu;
u8 rsvd4[2];
} __packed;

2
drivers/infiniband/ulp/opa_vnic/opa_vnic_netdev.c
View File

@ -140,7 +140,7 @@ void opa_vnic_process_vema_config(struct opa_vnic_adapter *adapter)
/* Handle MTU limit change */
rtnl_lock();
netdev->max_mtu = max_t(unsigned int, info->vesw.eth_mtu_non_vlan,
netdev->max_mtu = max_t(unsigned int, info->vesw.eth_mtu,
netdev->min_mtu);
if (netdev->mtu > netdev->max_mtu)
dev_set_mtu(netdev, netdev->max_mtu);

10
drivers/infiniband/ulp/opa_vnic/opa_vnic_vema_iface.c
View File

@ -177,10 +177,7 @@ void opa_vnic_get_vesw_info(struct opa_vnic_adapter *adapter,
info->u_ucast_dlid[i] = cpu_to_be32(src->u_ucast_dlid[i]);
memcpy(info->rsvd3, src->rsvd3, ARRAY_SIZE(src->rsvd3));
for (i = 0; i < OPA_VNIC_MAX_NUM_PCP; i++)
info->eth_mtu[i] = cpu_to_be16(src->eth_mtu[i]);
info->eth_mtu_non_vlan = cpu_to_be16(src->eth_mtu_non_vlan);
info->eth_mtu = cpu_to_be16(src->eth_mtu);
memcpy(info->rsvd4, src->rsvd4, ARRAY_SIZE(src->rsvd4));
}
@ -212,10 +209,7 @@ void opa_vnic_set_vesw_info(struct opa_vnic_adapter *adapter,
dst->u_ucast_dlid[i] = be32_to_cpu(info->u_ucast_dlid[i]);
memcpy(dst->rsvd3, info->rsvd3, ARRAY_SIZE(info->rsvd3));
for (i = 0; i < OPA_VNIC_MAX_NUM_PCP; i++)
dst->eth_mtu[i] = be16_to_cpu(info->eth_mtu[i]);
dst->eth_mtu_non_vlan = be16_to_cpu(info->eth_mtu_non_vlan);
dst->eth_mtu = be16_to_cpu(info->eth_mtu);
memcpy(dst->rsvd4, info->rsvd4, ARRAY_SIZE(info->rsvd4));
}