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authorPatrick McHardy <kaber@trash.net>2008-01-22 22:11:17 -0800
committerDavid S. Miller <davem@davemloft.net>2008-01-28 15:11:10 -0800
commit1e90474c377e92db7262a8968a45c1dd980ca9e5 (patch)
tree645af56dcb17cf1a76fd3b7f1a8b833a3fffc3d7 /net/sched/sch_red.c
parent01480e1cf5e2118eba8a8968239f3242072f9563 (diff)
downloadop-kernel-dev-1e90474c377e92db7262a8968a45c1dd980ca9e5.zip
op-kernel-dev-1e90474c377e92db7262a8968a45c1dd980ca9e5.tar.gz
[NET_SCHED]: Convert packet schedulers from rtnetlink to new netlink API
Convert packet schedulers to use the netlink API. Unfortunately a gradual conversion is not possible without breaking compilation in the middle or adding lots of casts, so this patch converts them all in one step. The patch has been mostly generated automatically with some minor edits to at least allow seperate conversion of classifiers and actions. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_red.c')
-rw-r--r--net/sched/sch_red.c52
1 files changed, 27 insertions, 25 deletions
diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c
index f1e9647..6ce8da5 100644
--- a/net/sched/sch_red.c
+++ b/net/sched/sch_red.c
@@ -177,21 +177,21 @@ static void red_destroy(struct Qdisc *sch)
static struct Qdisc *red_create_dflt(struct Qdisc *sch, u32 limit)
{
struct Qdisc *q;
- struct rtattr *rta;
+ struct nlattr *nla;
int ret;
q = qdisc_create_dflt(sch->dev, &bfifo_qdisc_ops,
TC_H_MAKE(sch->handle, 1));
if (q) {
- rta = kmalloc(RTA_LENGTH(sizeof(struct tc_fifo_qopt)),
+ nla = kmalloc(nla_attr_size(sizeof(struct tc_fifo_qopt)),
GFP_KERNEL);
- if (rta) {
- rta->rta_type = RTM_NEWQDISC;
- rta->rta_len = RTA_LENGTH(sizeof(struct tc_fifo_qopt));
- ((struct tc_fifo_qopt *)RTA_DATA(rta))->limit = limit;
+ if (nla) {
+ nla->nla_type = RTM_NEWQDISC;
+ nla->nla_len = nla_attr_size(sizeof(struct tc_fifo_qopt));
+ ((struct tc_fifo_qopt *)nla_data(nla))->limit = limit;
- ret = q->ops->change(q, rta);
- kfree(rta);
+ ret = q->ops->change(q, nla);
+ kfree(nla);
if (ret == 0)
return q;
@@ -201,23 +201,23 @@ static struct Qdisc *red_create_dflt(struct Qdisc *sch, u32 limit)
return NULL;
}
-static int red_change(struct Qdisc *sch, struct rtattr *opt)
+static int red_change(struct Qdisc *sch, struct nlattr *opt)
{
struct red_sched_data *q = qdisc_priv(sch);
- struct rtattr *tb[TCA_RED_MAX];
+ struct nlattr *tb[TCA_RED_MAX + 1];
struct tc_red_qopt *ctl;
struct Qdisc *child = NULL;
- if (opt == NULL || rtattr_parse_nested(tb, TCA_RED_MAX, opt))
+ if (opt == NULL || nla_parse_nested(tb, TCA_RED_MAX, opt, NULL))
return -EINVAL;
- if (tb[TCA_RED_PARMS-1] == NULL ||
- RTA_PAYLOAD(tb[TCA_RED_PARMS-1]) < sizeof(*ctl) ||
- tb[TCA_RED_STAB-1] == NULL ||
- RTA_PAYLOAD(tb[TCA_RED_STAB-1]) < RED_STAB_SIZE)
+ if (tb[TCA_RED_PARMS] == NULL ||
+ nla_len(tb[TCA_RED_PARMS]) < sizeof(*ctl) ||
+ tb[TCA_RED_STAB] == NULL ||
+ nla_len(tb[TCA_RED_STAB]) < RED_STAB_SIZE)
return -EINVAL;
- ctl = RTA_DATA(tb[TCA_RED_PARMS-1]);
+ ctl = nla_data(tb[TCA_RED_PARMS]);
if (ctl->limit > 0) {
child = red_create_dflt(sch, ctl->limit);
@@ -235,7 +235,7 @@ static int red_change(struct Qdisc *sch, struct rtattr *opt)
red_set_parms(&q->parms, ctl->qth_min, ctl->qth_max, ctl->Wlog,
ctl->Plog, ctl->Scell_log,
- RTA_DATA(tb[TCA_RED_STAB-1]));
+ nla_data(tb[TCA_RED_STAB]));
if (skb_queue_empty(&sch->q))
red_end_of_idle_period(&q->parms);
@@ -244,7 +244,7 @@ static int red_change(struct Qdisc *sch, struct rtattr *opt)
return 0;
}
-static int red_init(struct Qdisc* sch, struct rtattr *opt)
+static int red_init(struct Qdisc* sch, struct nlattr *opt)
{
struct red_sched_data *q = qdisc_priv(sch);
@@ -255,7 +255,7 @@ static int red_init(struct Qdisc* sch, struct rtattr *opt)
static int red_dump(struct Qdisc *sch, struct sk_buff *skb)
{
struct red_sched_data *q = qdisc_priv(sch);
- struct rtattr *opts = NULL;
+ struct nlattr *opts = NULL;
struct tc_red_qopt opt = {
.limit = q->limit,
.flags = q->flags,
@@ -266,12 +266,14 @@ static int red_dump(struct Qdisc *sch, struct sk_buff *skb)
.Scell_log = q->parms.Scell_log,
};
- opts = RTA_NEST(skb, TCA_OPTIONS);
- RTA_PUT(skb, TCA_RED_PARMS, sizeof(opt), &opt);
- return RTA_NEST_END(skb, opts);
+ opts = nla_nest_start(skb, TCA_OPTIONS);
+ if (opts == NULL)
+ goto nla_put_failure;
+ NLA_PUT(skb, TCA_RED_PARMS, sizeof(opt), &opt);
+ return nla_nest_end(skb, opts);
-rtattr_failure:
- return RTA_NEST_CANCEL(skb, opts);
+nla_put_failure:
+ return nla_nest_cancel(skb, opts);
}
static int red_dump_stats(struct Qdisc *sch, struct gnet_dump *d)
@@ -332,7 +334,7 @@ static void red_put(struct Qdisc *sch, unsigned long arg)
}
static int red_change_class(struct Qdisc *sch, u32 classid, u32 parentid,
- struct rtattr **tca, unsigned long *arg)
+ struct nlattr **tca, unsigned long *arg)
{
return -ENOSYS;
}
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