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yaml
---
r: 184046
b: refs/heads/master
c: ebc08a6
h: refs/heads/master
v: v3
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Williams, Mitch A authored and David S. Miller committed Feb 13, 2010
1 parent b8a767b commit b2bc865
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Showing 2 changed files with 68 additions and 1 deletion.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 95c26df829ba4a25f40595cadb4c9433883cbe28
refs/heads/master: ebc08a6f47ee76ecad8e9f26c26e6ec9b46ca659
67 changes: 67 additions & 0 deletions trunk/net/core/rtnetlink.c
Original file line number Diff line number Diff line change
Expand Up @@ -35,6 +35,7 @@
#include <linux/security.h>
#include <linux/mutex.h>
#include <linux/if_addr.h>
#include <linux/pci.h>

#include <asm/uaccess.h>
#include <asm/system.h>
Expand Down Expand Up @@ -580,6 +581,15 @@ static void copy_rtnl_link_stats(struct rtnl_link_stats *a,
a->tx_compressed = b->tx_compressed;
};

static inline int rtnl_vfinfo_size(const struct net_device *dev)
{
if (dev->dev.parent && dev_is_pci(dev->dev.parent))
return dev_num_vf(dev->dev.parent) *
sizeof(struct ifla_vf_info);
else
return 0;
}

static inline size_t if_nlmsg_size(const struct net_device *dev)
{
return NLMSG_ALIGN(sizeof(struct ifinfomsg))
Expand All @@ -597,6 +607,8 @@ static inline size_t if_nlmsg_size(const struct net_device *dev)
+ nla_total_size(4) /* IFLA_MASTER */
+ nla_total_size(1) /* IFLA_OPERSTATE */
+ nla_total_size(1) /* IFLA_LINKMODE */
+ nla_total_size(4) /* IFLA_NUM_VF */
+ nla_total_size(rtnl_vfinfo_size(dev)) /* IFLA_VFINFO */
+ rtnl_link_get_size(dev); /* IFLA_LINKINFO */
}

Expand Down Expand Up @@ -665,6 +677,17 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb, struct net_device *dev,
stats = dev_get_stats(dev);
copy_rtnl_link_stats(nla_data(attr), stats);

if (dev->netdev_ops->ndo_get_vf_config && dev->dev.parent) {
int i;
struct ifla_vf_info ivi;

NLA_PUT_U32(skb, IFLA_NUM_VF, dev_num_vf(dev->dev.parent));
for (i = 0; i < dev_num_vf(dev->dev.parent); i++) {
if (dev->netdev_ops->ndo_get_vf_config(dev, i, &ivi))
break;
NLA_PUT(skb, IFLA_VFINFO, sizeof(ivi), &ivi);
}
}
if (dev->rtnl_link_ops) {
if (rtnl_link_fill(skb, dev) < 0)
goto nla_put_failure;
Expand Down Expand Up @@ -725,6 +748,12 @@ const struct nla_policy ifla_policy[IFLA_MAX+1] = {
[IFLA_LINKINFO] = { .type = NLA_NESTED },
[IFLA_NET_NS_PID] = { .type = NLA_U32 },
[IFLA_IFALIAS] = { .type = NLA_STRING, .len = IFALIASZ-1 },
[IFLA_VF_MAC] = { .type = NLA_BINARY,
.len = sizeof(struct ifla_vf_mac) },
[IFLA_VF_VLAN] = { .type = NLA_BINARY,
.len = sizeof(struct ifla_vf_vlan) },
[IFLA_VF_TX_RATE] = { .type = NLA_BINARY,
.len = sizeof(struct ifla_vf_tx_rate) },
};
EXPORT_SYMBOL(ifla_policy);

Expand Down Expand Up @@ -898,6 +927,44 @@ static int do_setlink(struct net_device *dev, struct ifinfomsg *ifm,
write_unlock_bh(&dev_base_lock);
}

if (tb[IFLA_VF_MAC]) {
struct ifla_vf_mac *ivm;
ivm = nla_data(tb[IFLA_VF_MAC]);
write_lock_bh(&dev_base_lock);
if (ops->ndo_set_vf_mac)
err = ops->ndo_set_vf_mac(dev, ivm->vf, ivm->mac);
write_unlock_bh(&dev_base_lock);
if (err < 0)
goto errout;
modified = 1;
}

if (tb[IFLA_VF_VLAN]) {
struct ifla_vf_vlan *ivv;
ivv = nla_data(tb[IFLA_VF_VLAN]);
write_lock_bh(&dev_base_lock);
if (ops->ndo_set_vf_vlan)
err = ops->ndo_set_vf_vlan(dev, ivv->vf,
(u16)ivv->vlan,
(u8)ivv->qos);
write_unlock_bh(&dev_base_lock);
if (err < 0)
goto errout;
modified = 1;
}
err = 0;

if (tb[IFLA_VF_TX_RATE]) {
struct ifla_vf_tx_rate *ivt;
ivt = nla_data(tb[IFLA_VF_TX_RATE]);
write_lock_bh(&dev_base_lock);
if (ops->ndo_set_vf_tx_rate)
err = ops->ndo_set_vf_tx_rate(dev, ivt->vf, ivt->rate);
write_unlock_bh(&dev_base_lock);
if (err < 0)
goto errout;
modified = 1;
}
err = 0;

errout:
Expand Down

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