[NET]: Move Qdisc_class_ops and Qdisc_ops in appropriate sections.
Qdisc_class_ops are const, and Qdisc_ops are mostly read.
Using "const" and "__read_mostly" qualifiers helps to reduce false
sharing.
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index 84c048a..9be2f15 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -287,7 +287,7 @@
return NET_XMIT_CN;
}
-struct Qdisc_ops noop_qdisc_ops = {
+struct Qdisc_ops noop_qdisc_ops __read_mostly = {
.id = "noop",
.priv_size = 0,
.enqueue = noop_enqueue,
@@ -304,7 +304,7 @@
.list = LIST_HEAD_INIT(noop_qdisc.list),
};
-static struct Qdisc_ops noqueue_qdisc_ops = {
+static struct Qdisc_ops noqueue_qdisc_ops __read_mostly = {
.id = "noqueue",
.priv_size = 0,
.enqueue = noop_enqueue,
@@ -406,7 +406,7 @@
return 0;
}
-static struct Qdisc_ops pfifo_fast_ops = {
+static struct Qdisc_ops pfifo_fast_ops __read_mostly = {
.id = "pfifo_fast",
.priv_size = PFIFO_FAST_BANDS * sizeof(struct sk_buff_head),
.enqueue = pfifo_fast_enqueue,
@@ -472,7 +472,7 @@
void qdisc_reset(struct Qdisc *qdisc)
{
- struct Qdisc_ops *ops = qdisc->ops;
+ const struct Qdisc_ops *ops = qdisc->ops;
if (ops->reset)
ops->reset(qdisc);
@@ -491,7 +491,7 @@
void qdisc_destroy(struct Qdisc *qdisc)
{
- struct Qdisc_ops *ops = qdisc->ops;
+ const struct Qdisc_ops *ops = qdisc->ops;
if (qdisc->flags & TCQ_F_BUILTIN ||
!atomic_dec_and_test(&qdisc->refcnt))