diff options
| author | Eric Dumazet <dada1@cosmosbay.com> | 2007-11-14 01:44:41 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-01-28 14:53:58 -0800 |
| commit | 20fea08b5fb639c4c175b5c74a2bb346c5c5bc2e (patch) | |
| tree | 3ffa7e1e82051c6772fc2a01d561e4a5a29bb138 /net/sched/sch_api.c | |
| parent | 2a8cc6c89039e0530a3335954253b76ed0f9339a (diff) | |
| download | op-kernel-dev-20fea08b5fb639c4c175b5c74a2bb346c5c5bc2e.zip op-kernel-dev-20fea08b5fb639c4c175b5c74a2bb346c5c5bc2e.tar.gz | |
[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>
Diffstat (limited to 'net/sched/sch_api.c')
| -rw-r--r-- | net/sched/sch_api.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c index 8ae137e..259321b 100644 --- a/net/sched/sch_api.c +++ b/net/sched/sch_api.c @@ -195,7 +195,7 @@ static struct Qdisc *qdisc_leaf(struct Qdisc *p, u32 classid) { unsigned long cl; struct Qdisc *leaf; - struct Qdisc_class_ops *cops = p->ops->cl_ops; + const struct Qdisc_class_ops *cops = p->ops->cl_ops; if (cops == NULL) return NULL; @@ -373,7 +373,7 @@ dev_graft_qdisc(struct net_device *dev, struct Qdisc *qdisc) void qdisc_tree_decrease_qlen(struct Qdisc *sch, unsigned int n) { - struct Qdisc_class_ops *cops; + const struct Qdisc_class_ops *cops; unsigned long cl; u32 parentid; @@ -417,7 +417,7 @@ static int qdisc_graft(struct net_device *dev, struct Qdisc *parent, *old = dev_graft_qdisc(dev, new); } } else { - struct Qdisc_class_ops *cops = parent->ops->cl_ops; + const struct Qdisc_class_ops *cops = parent->ops->cl_ops; err = -EINVAL; @@ -581,7 +581,7 @@ static int check_loop_fn(struct Qdisc *q, unsigned long cl, struct qdisc_walker *w) { struct Qdisc *leaf; - struct Qdisc_class_ops *cops = q->ops->cl_ops; + const struct Qdisc_class_ops *cops = q->ops->cl_ops; struct check_loop_arg *arg = (struct check_loop_arg *)w; leaf = cops->leaf(q, cl); @@ -924,7 +924,7 @@ static int tc_ctl_tclass(struct sk_buff *skb, struct nlmsghdr *n, void *arg) struct rtattr **tca = arg; struct net_device *dev; struct Qdisc *q = NULL; - struct Qdisc_class_ops *cops; + const struct Qdisc_class_ops *cops; unsigned long cl = 0; unsigned long new_cl; u32 pid = tcm->tcm_parent; @@ -1039,7 +1039,7 @@ static int tc_fill_tclass(struct sk_buff *skb, struct Qdisc *q, struct nlmsghdr *nlh; unsigned char *b = skb_tail_pointer(skb); struct gnet_dump d; - struct Qdisc_class_ops *cl_ops = q->ops->cl_ops; + const struct Qdisc_class_ops *cl_ops = q->ops->cl_ops; nlh = NLMSG_NEW(skb, pid, seq, event, sizeof(*tcm), flags); tcm = NLMSG_DATA(nlh); |
