leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

qed: Prevent VFs from pause flooding

Browse Source 
Firmware would silently drop any control frame sent by VF to prevent
a malicious VF from generating pause flood in the network.

Signed-off-by: Yuval Mintz <Yuval.Mintz@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yuval Mintz 2016-08-22 13:25:10 +03:00 committed by David S. Miller
parent a044df83e1
commit 11a85d759e
3 changed files with 6 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/net/ethernet/qlogic/qed/qed_l2.c
View File

@ -101,6 +101,9 @@ int qed_sp_eth_vport_start(struct qed_hwfn *p_hwfn,
p_ramrod->tx_switching_en = p_params->tx_switching;
p_ramrod->ctl_frame_mac_check_en = !!p_params->check_mac;
p_ramrod->ctl_frame_ethtype_check_en = !!p_params->check_ethtype;
/* Software Function ID in hwfn (PFs are 0 - 15, VFs are 16 - 135) */
p_ramrod->sw_fid = qed_concrete_to_sw_fid(p_hwfn->cdev,
p_params->concrete_fid);

2
drivers/net/ethernet/qlogic/qed/qed_l2.h
View File

@ -102,6 +102,8 @@ struct qed_sp_vport_start_params {
u16 opaque_fid;
u8 vport_id;
u16 mtu;
bool check_mac;
bool check_ethtype;
};
int qed_sp_eth_vport_start(struct qed_hwfn *p_hwfn,

1
drivers/net/ethernet/qlogic/qed/qed_sriov.c
View File

@ -1680,6 +1680,7 @@ static void qed_iov_vf_mbx_start_vport(struct qed_hwfn *p_hwfn,
params.vport_id = vf->vport_id;
params.max_buffers_per_cqe = start->max_buffers_per_cqe;
params.mtu = vf->mtu;
params.check_mac = true;
rc = qed_sp_eth_vport_start(p_hwfn, &params);
if (rc) {