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Message-ID: <20120214192627.GA14163@akhaparde-VBox>
Date: Tue, 14 Feb 2012 13:26:27 -0600
From: Ajit Khaparde <ajit.khaparde@...lex.com>
To: <davem@...emloft.net>
CC: <shemminger@...ux-foundation.org>, <netdev@...r.kernel.org>
Subject: [RFC net-next 1/2] if_link : add support for VF privileges
Signed-off-by: Ajit Khaparde <ajit.khaparde@...lex.com>
---
include/linux/if_link.h | 21 +++++++++++++++++++++
include/linux/netdevice.h | 3 +++
net/core/rtnetlink.c | 17 ++++++++++++++++-
3 files changed, 40 insertions(+), 1 deletions(-)
diff --git a/include/linux/if_link.h b/include/linux/if_link.h
index c52d4b5..9c93a8e 100644
--- a/include/linux/if_link.h
+++ b/include/linux/if_link.h
@@ -280,11 +280,26 @@ enum {
IFLA_VF_VLAN,
IFLA_VF_TX_RATE, /* TX Bandwidth Allocation */
IFLA_VF_SPOOFCHK, /* Spoof Checking on/off switch */
+ IFLA_VF_PRIVILEGE, /* VF Privilege level setting */
__IFLA_VF_MAX,
};
#define IFLA_VF_MAX (__IFLA_VF_MAX - 1)
+enum {
+ IFLA_VF_PRIVILEGE_DEFAULT = 1, /* Default privileges */
+ IFLA_VF_PRIVILEGE_STATS = 2, /* Privilege to gather statistics */
+ IFLA_VF_PRIVILEGE_LNK_MGMT = 4, /* Privilege to manage link params */
+ IFLA_VF_PRIVILEGE_DIAG = 8, /* Privilege to perform diagnostics */
+ IFLA_VF_PRIVILEGE_MAC = 16, /* Privilege to modify MAC address */
+ IFLA_VF_PRIVILEGE_VLAN = 32, /* Privilege to add or remove VLANs */
+ IFLA_VF_PRIVILEGE_DEV_CFG = 64, /* Unrestricted admin access privlege */
+ IFLA_VF_PRIVILEGE_SECURE = 128, /* Privilege to access secure content */
+ __IFLA_VF_PRIVILEGE_MAX,
+};
+
+#define IFLA_VF_PRIVILEGE_MAX (__IFLA_VF_PRIVILEGE_MAX - 1)
+
struct ifla_vf_mac {
__u32 vf;
__u8 mac[32]; /* MAX_ADDR_LEN */
@@ -305,6 +320,11 @@ struct ifla_vf_spoofchk {
__u32 vf;
__u32 setting;
};
+
+struct ifla_vf_privilege {
+ __u32 vf;
+ __u32 privilege;
+};
#ifdef __KERNEL__
/* We don't want this structure exposed to user space */
@@ -315,6 +335,7 @@ struct ifla_vf_info {
__u32 qos;
__u32 tx_rate;
__u32 spoofchk;
+ __u32 privilege;
};
#endif
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 0eac07c..f80cab7 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -823,6 +823,7 @@ struct netdev_fcoe_hbainfo {
* int (*ndo_set_vf_vlan)(struct net_device *dev, int vf, u16 vlan, u8 qos);
* int (*ndo_set_vf_tx_rate)(struct net_device *dev, int vf, int rate);
* int (*ndo_set_vf_spoofchk)(struct net_device *dev, int vf, bool setting);
+ * int (*ndo_set_vf_privilege)(struct net_device *dev, int vf, u32 privilege);
* int (*ndo_get_vf_config)(struct net_device *dev,
* int vf, struct ifla_vf_info *ivf);
* int (*ndo_set_vf_port)(struct net_device *dev, int vf,
@@ -952,6 +953,8 @@ struct net_device_ops {
int vf, int rate);
int (*ndo_set_vf_spoofchk)(struct net_device *dev,
int vf, bool setting);
+ int (*ndo_set_vf_privilege)(struct net_device *dev,
+ int vf, u32 privilege);
int (*ndo_get_vf_config)(struct net_device *dev,
int vf,
struct ifla_vf_info *ivf);
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 65aebd4..061d8e3 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -959,6 +959,7 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb, struct net_device *dev,
struct ifla_vf_vlan vf_vlan;
struct ifla_vf_tx_rate vf_tx_rate;
struct ifla_vf_spoofchk vf_spoofchk;
+ struct ifla_vf_privilege vf_privilege;
/*
* Not all SR-IOV capable drivers support the
@@ -967,18 +968,21 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb, struct net_device *dev,
* report anything.
*/
ivi.spoofchk = -1;
+ ivi.privilege = -1;
if (dev->netdev_ops->ndo_get_vf_config(dev, i, &ivi))
break;
vf_mac.vf =
vf_vlan.vf =
vf_tx_rate.vf =
- vf_spoofchk.vf = ivi.vf;
+ vf_spoofchk.vf =
+ vf_privilege.vf = ivi.vf;
memcpy(vf_mac.mac, ivi.mac, sizeof(ivi.mac));
vf_vlan.vlan = ivi.vlan;
vf_vlan.qos = ivi.qos;
vf_tx_rate.rate = ivi.tx_rate;
vf_spoofchk.setting = ivi.spoofchk;
+ vf_privilege.privilege = ivi.privilege;
vf = nla_nest_start(skb, IFLA_VF_INFO);
if (!vf) {
nla_nest_cancel(skb, vfinfo);
@@ -990,6 +994,8 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb, struct net_device *dev,
&vf_tx_rate);
NLA_PUT(skb, IFLA_VF_SPOOFCHK, sizeof(vf_spoofchk),
&vf_spoofchk);
+ NLA_PUT(skb, IFLA_VF_PRIVILEGE, sizeof(vf_privilege),
+ &vf_privilege);
nla_nest_end(skb, vf);
}
nla_nest_end(skb, vfinfo);
@@ -1232,6 +1238,15 @@ static int do_setvfinfo(struct net_device *dev, struct nlattr *attr)
ivs->setting);
break;
}
+ case IFLA_VF_PRIVILEGE: {
+ struct ifla_vf_privilege *ivp;
+ ivp = nla_data(vf);
+ err = -EOPNOTSUPP;
+ if (ops->ndo_set_vf_privilege)
+ err = ops->ndo_set_vf_privilege(dev, ivp->vf,
+ ivp->privilege);
+ break;
+ }
default:
err = -EINVAL;
break;
--
1.7.1
--
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