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authorMark Rustad <mark.d.rustad@intel.com>2011-10-06 08:52:33 +0000
committerDavid S. Miller <davem@davemloft.net>2011-10-06 15:49:51 -0400
commite290ed81307ca7d92675f0d9c683add693c2f377 (patch)
treecf1f0b08f2eebdf47cc606db6506b164dc0dbd8a /net/dcb/dcbnl.c
parente878d78b9a7403fabc89ecc93c56928b74d14f01 (diff)
dcb: Use ifindex instead of ifname
Use ifindex instead of ifname in the DCB app ring. This makes for a smaller data structure and faster comparisons. It also avoids possible issues when a net device is renamed. Signed-off-by: Mark Rustad <mark.d.rustad@intel.com> Signed-off-by: John Fastabend <john.r.fastabend@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dcb/dcbnl.c')
-rw-r--r--net/dcb/dcbnl.c24
1 files changed, 12 insertions, 12 deletions
diff --git a/net/dcb/dcbnl.c b/net/dcb/dcbnl.c
index 3cb56af4e13..e508593d589 100644
--- a/net/dcb/dcbnl.c
+++ b/net/dcb/dcbnl.c
@@ -1255,7 +1255,7 @@ static int dcbnl_ieee_fill(struct sk_buff *skb, struct net_device *netdev)
spin_lock(&dcb_lock);
list_for_each_entry(itr, &dcb_app_list, list) {
- if (strncmp(itr->name, netdev->name, IFNAMSIZ) == 0) {
+ if (itr->ifindex == netdev->ifindex) {
err = nla_put(skb, DCB_ATTR_IEEE_APP, sizeof(itr->app),
&itr->app);
if (err) {
@@ -1412,7 +1412,7 @@ static int dcbnl_cee_fill(struct sk_buff *skb, struct net_device *netdev)
goto dcb_unlock;
list_for_each_entry(itr, &dcb_app_list, list) {
- if (strncmp(itr->name, netdev->name, IFNAMSIZ) == 0) {
+ if (itr->ifindex == netdev->ifindex) {
struct nlattr *app_nest = nla_nest_start(skb,
DCB_ATTR_APP);
if (!app_nest)
@@ -2050,7 +2050,7 @@ u8 dcb_getapp(struct net_device *dev, struct dcb_app *app)
list_for_each_entry(itr, &dcb_app_list, list) {
if (itr->app.selector == app->selector &&
itr->app.protocol == app->protocol &&
- (strncmp(itr->name, dev->name, IFNAMSIZ) == 0)) {
+ itr->ifindex == dev->ifindex) {
prio = itr->app.priority;
break;
}
@@ -2073,7 +2073,7 @@ int dcb_setapp(struct net_device *dev, struct dcb_app *new)
struct dcb_app_type *itr;
struct dcb_app_type event;
- memcpy(&event.name, dev->name, sizeof(event.name));
+ event.ifindex = dev->ifindex;
memcpy(&event.app, new, sizeof(event.app));
spin_lock(&dcb_lock);
@@ -2081,7 +2081,7 @@ int dcb_setapp(struct net_device *dev, struct dcb_app *new)
list_for_each_entry(itr, &dcb_app_list, list) {
if (itr->app.selector == new->selector &&
itr->app.protocol == new->protocol &&
- (strncmp(itr->name, dev->name, IFNAMSIZ) == 0)) {
+ itr->ifindex == dev->ifindex) {
if (new->priority)
itr->app.priority = new->priority;
else {
@@ -2101,7 +2101,7 @@ int dcb_setapp(struct net_device *dev, struct dcb_app *new)
}
memcpy(&entry->app, new, sizeof(*new));
- strncpy(entry->name, dev->name, IFNAMSIZ);
+ entry->ifindex = dev->ifindex;
list_add(&entry->list, &dcb_app_list);
}
out:
@@ -2127,7 +2127,7 @@ u8 dcb_ieee_getapp_mask(struct net_device *dev, struct dcb_app *app)
list_for_each_entry(itr, &dcb_app_list, list) {
if (itr->app.selector == app->selector &&
itr->app.protocol == app->protocol &&
- (strncmp(itr->name, dev->name, IFNAMSIZ) == 0)) {
+ itr->ifindex == dev->ifindex) {
prio |= 1 << itr->app.priority;
}
}
@@ -2150,7 +2150,7 @@ int dcb_ieee_setapp(struct net_device *dev, struct dcb_app *new)
struct dcb_app_type event;
int err = 0;
- memcpy(&event.name, dev->name, sizeof(event.name));
+ event.ifindex = dev->ifindex;
memcpy(&event.app, new, sizeof(event.app));
spin_lock(&dcb_lock);
@@ -2159,7 +2159,7 @@ int dcb_ieee_setapp(struct net_device *dev, struct dcb_app *new)
if (itr->app.selector == new->selector &&
itr->app.protocol == new->protocol &&
itr->app.priority == new->priority &&
- (strncmp(itr->name, dev->name, IFNAMSIZ) == 0)) {
+ itr->ifindex == dev->ifindex) {
err = -EEXIST;
goto out;
}
@@ -2173,7 +2173,7 @@ int dcb_ieee_setapp(struct net_device *dev, struct dcb_app *new)
}
memcpy(&entry->app, new, sizeof(*new));
- strncpy(entry->name, dev->name, IFNAMSIZ);
+ entry->ifindex = dev->ifindex;
list_add(&entry->list, &dcb_app_list);
out:
spin_unlock(&dcb_lock);
@@ -2194,7 +2194,7 @@ int dcb_ieee_delapp(struct net_device *dev, struct dcb_app *del)
struct dcb_app_type event;
int err = -ENOENT;
- memcpy(&event.name, dev->name, sizeof(event.name));
+ event.ifindex = dev->ifindex;
memcpy(&event.app, del, sizeof(event.app));
spin_lock(&dcb_lock);
@@ -2203,7 +2203,7 @@ int dcb_ieee_delapp(struct net_device *dev, struct dcb_app *del)
if (itr->app.selector == del->selector &&
itr->app.protocol == del->protocol &&
itr->app.priority == del->priority &&
- (strncmp(itr->name, dev->name, IFNAMSIZ) == 0)) {
+ itr->ifindex == dev->ifindex) {
list_del(&itr->list);
kfree(itr);
err = 0;