microsoft
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WSL2-Linux-Kernel
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net_sched: use void pointer for filter handle 

Now we use 'unsigned long fh' as a pointer in every place,
it is safe to convert it to a void pointer now. This gets
rid of many casts to pointer.

Cc: Jamal Hadi Salim <jhs@mojatatu.com>
Cc: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Acked-by: Jamal Hadi Salim <jhs@mojatatu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
WANG Cong 2017-08-04 21:31:43 -07:00 коммит произвёл David S. Miller
Родитель 54df2cf819
Коммит 8113c09567
14 изменённых файлов: 141 добавлений и 151 удалений
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2
include/net/pkt_cls.h
Просмотреть файл

@ -11,7 +11,7 @@ struct tcf_walker {
int stop;
int skip;
int count;
int (*fn)(struct tcf_proto *, unsigned long node, struct tcf_walker *);
int (*fn)(struct tcf_proto *, void *node, struct tcf_walker *);
};
int register_tcf_proto_ops(struct tcf_proto_ops *ops);

8
include/net/sch_generic.h
Просмотреть файл

@ -213,16 +213,16 @@ struct tcf_proto_ops {
int (*init)(struct tcf_proto*);
void (*destroy)(struct tcf_proto*);
unsigned long (*get)(struct tcf_proto*, u32 handle);
void* (*get)(struct tcf_proto*, u32 handle);
int (*change)(struct net *net, struct sk_buff *,
struct tcf_proto*, unsigned long,
u32 handle, struct nlattr **,
unsigned long *, bool);
int (*delete)(struct tcf_proto*, unsigned long, bool*);
void **, bool);
int (*delete)(struct tcf_proto*, void *, bool*);
void (*walk)(struct tcf_proto*, struct tcf_walker *arg);
/* rtnetlink specific */
int (*dump)(struct net*, struct tcf_proto*, unsigned long,
int (*dump)(struct net*, struct tcf_proto*, void *,
struct sk_buff *skb, struct tcmsg*);
struct module *owner;

17
net/sched/cls_api.c
Просмотреть файл

@ -102,11 +102,11 @@ EXPORT_SYMBOL(unregister_tcf_proto_ops);
static int tfilter_notify(struct net *net, struct sk_buff *oskb,
struct nlmsghdr *n, struct tcf_proto *tp,
unsigned long fh, int event, bool unicast);
void *fh, int event, bool unicast);
static int tfilter_del_notify(struct net *net, struct sk_buff *oskb,
struct nlmsghdr *n, struct tcf_proto *tp,
unsigned long fh, bool unicast, bool *last);
void *fh, bool unicast, bool *last);
static void tfilter_notify_chain(struct net *net, struct sk_buff *oskb,
struct nlmsghdr *n,
@ -432,7 +432,7 @@ static int tc_ctl_tfilter(struct sk_buff *skb, struct nlmsghdr *n,
struct tcf_proto *tp;
const struct Qdisc_class_ops *cops;
unsigned long cl;
unsigned long fh;
void *fh;
int err;
int tp_created;
@ -571,7 +571,7 @@ replay:
fh = tp->ops->get(tp, t->tcm_handle);
if (fh == 0) {
if (!fh) {
if (n->nlmsg_type == RTM_DELTFILTER && t->tcm_handle == 0) {
tcf_chain_tp_remove(chain, &chain_info, tp);
tfilter_notify(net, skb, n, tp, fh,
@ -641,7 +641,7 @@ errout:
}
static int tcf_fill_node(struct net *net, struct sk_buff *skb,
struct tcf_proto *tp, unsigned long fh, u32 portid,
struct tcf_proto *tp, void *fh, u32 portid,
u32 seq, u16 flags, int event)
{
struct tcmsg *tcm;
@ -679,7 +679,7 @@ nla_put_failure:
static int tfilter_notify(struct net *net, struct sk_buff *oskb,
struct nlmsghdr *n, struct tcf_proto *tp,
unsigned long fh, int event, bool unicast)
void *fh, int event, bool unicast)
{
struct sk_buff *skb;
u32 portid = oskb ? NETLINK_CB(oskb).portid : 0;
@ -703,7 +703,7 @@ static int tfilter_notify(struct net *net, struct sk_buff *oskb,
static int tfilter_del_notify(struct net *net, struct sk_buff *oskb,
struct nlmsghdr *n, struct tcf_proto *tp,
unsigned long fh, bool unicast, bool *last)
void *fh, bool unicast, bool *last)
{
struct sk_buff *skb;
u32 portid = oskb ? NETLINK_CB(oskb).portid : 0;
@ -738,8 +738,7 @@ struct tcf_dump_args {
struct netlink_callback *cb;
};
static int tcf_node_dump(struct tcf_proto *tp, unsigned long n,
struct tcf_walker *arg)
static int tcf_node_dump(struct tcf_proto *tp, void *n, struct tcf_walker *arg)
{
struct tcf_dump_args *a = (void *)arg;
struct net *net = sock_net(a->skb->sk);

22
net/sched/cls_basic.c
Просмотреть файл

@ -56,20 +56,18 @@ static int basic_classify(struct sk_buff *skb, const struct tcf_proto *tp,
return -1;
}
static unsigned long basic_get(struct tcf_proto *tp, u32 handle)
static void *basic_get(struct tcf_proto *tp, u32 handle)
{
unsigned long l = 0UL;
struct basic_head *head = rtnl_dereference(tp->root);
struct basic_filter *f;
list_for_each_entry(f, &head->flist, link) {
if (f->handle == handle) {
l = (unsigned long) f;
break;
return f;
}
}
return l;
return NULL;
}
static int basic_init(struct tcf_proto *tp)
@ -106,10 +104,10 @@ static void basic_destroy(struct tcf_proto *tp)
kfree_rcu(head, rcu);
}
static int basic_delete(struct tcf_proto *tp, unsigned long arg, bool *last)
static int basic_delete(struct tcf_proto *tp, void *arg, bool *last)
{
struct basic_head *head = rtnl_dereference(tp->root);
struct basic_filter *f = (struct basic_filter *) arg;
struct basic_filter *f = arg;
list_del_rcu(&f->link);
tcf_unbind_filter(tp, &f->res);
@ -149,7 +147,7 @@ static int basic_set_parms(struct net *net, struct tcf_proto *tp,
static int basic_change(struct net *net, struct sk_buff *in_skb,
struct tcf_proto *tp, unsigned long base, u32 handle,
struct nlattr **tca, unsigned long *arg, bool ovr)
struct nlattr **tca, void **arg, bool ovr)
{
int err;
struct basic_head *head = rtnl_dereference(tp->root);
@ -202,7 +200,7 @@ static int basic_change(struct net *net, struct sk_buff *in_skb,
if (err < 0)
goto errout;
*arg = (unsigned long)fnew;
*arg = fnew;
if (fold) {
list_replace_rcu(&fold->link, &fnew->link);
@ -228,7 +226,7 @@ static void basic_walk(struct tcf_proto *tp, struct tcf_walker *arg)
if (arg->count < arg->skip)
goto skip;
if (arg->fn(tp, (unsigned long) f, arg) < 0) {
if (arg->fn(tp, f, arg) < 0) {
arg->stop = 1;
break;
}
@ -237,10 +235,10 @@ skip:
}
}
static int basic_dump(struct net *net, struct tcf_proto *tp, unsigned long fh,
static int basic_dump(struct net *net, struct tcf_proto *tp, void *fh,
struct sk_buff *skb, struct tcmsg *t)
{
struct basic_filter *f = (struct basic_filter *) fh;
struct basic_filter *f = fh;
struct nlattr *nest;
if (f == NULL)

27
net/sched/cls_bpf.c
Просмотреть файл

@ -270,11 +270,11 @@ static void __cls_bpf_delete(struct tcf_proto *tp, struct cls_bpf_prog *prog)
call_rcu(&prog->rcu, cls_bpf_delete_prog_rcu);
}
static int cls_bpf_delete(struct tcf_proto *tp, unsigned long arg, bool *last)
static int cls_bpf_delete(struct tcf_proto *tp, void *arg, bool *last)
{
struct cls_bpf_head *head = rtnl_dereference(tp->root);
__cls_bpf_delete(tp, (struct cls_bpf_prog *) arg);
__cls_bpf_delete(tp, arg);
*last = list_empty(&head->plist);
return 0;
}
@ -290,20 +290,17 @@ static void cls_bpf_destroy(struct tcf_proto *tp)
kfree_rcu(head, rcu);
}
static unsigned long cls_bpf_get(struct tcf_proto *tp, u32 handle)
static void *cls_bpf_get(struct tcf_proto *tp, u32 handle)
{
struct cls_bpf_head *head = rtnl_dereference(tp->root);
struct cls_bpf_prog *prog;
unsigned long ret = 0UL;
list_for_each_entry(prog, &head->plist, link) {
if (prog->handle == handle) {
ret = (unsigned long) prog;
break;
}
if (prog->handle == handle)
return prog;
}
return ret;
return NULL;
}
static int cls_bpf_prog_from_ops(struct nlattr **tb, struct cls_bpf_prog *prog)
@ -448,10 +445,10 @@ static u32 cls_bpf_grab_new_handle(struct tcf_proto *tp,
static int cls_bpf_change(struct net *net, struct sk_buff *in_skb,
struct tcf_proto *tp, unsigned long base,
u32 handle, struct nlattr **tca,
unsigned long *arg, bool ovr)
void **arg, bool ovr)
{
struct cls_bpf_head *head = rtnl_dereference(tp->root);
struct cls_bpf_prog *oldprog = (struct cls_bpf_prog *) *arg;
struct cls_bpf_prog *oldprog = *arg;
struct nlattr *tb[TCA_BPF_MAX + 1];
struct cls_bpf_prog *prog;
int ret;
@ -509,7 +506,7 @@ static int cls_bpf_change(struct net *net, struct sk_buff *in_skb,
list_add_rcu(&prog->link, &head->plist);
}
*arg = (unsigned long) prog;
*arg = prog;
return 0;
errout:
@ -557,10 +554,10 @@ static int cls_bpf_dump_ebpf_info(const struct cls_bpf_prog *prog,
return 0;
}
static int cls_bpf_dump(struct net *net, struct tcf_proto *tp, unsigned long fh,
static int cls_bpf_dump(struct net *net, struct tcf_proto *tp, void *fh,
struct sk_buff *skb, struct tcmsg *tm)
{
struct cls_bpf_prog *prog = (struct cls_bpf_prog *) fh;
struct cls_bpf_prog *prog = fh;
struct nlattr *nest;
u32 bpf_flags = 0;
int ret;
@ -618,7 +615,7 @@ static void cls_bpf_walk(struct tcf_proto *tp, struct tcf_walker *arg)
list_for_each_entry(prog, &head->plist, link) {
if (arg->count < arg->skip)
goto skip;
if (arg->fn(tp, (unsigned long) prog, arg) < 0) {
if (arg->fn(tp, prog, arg) < 0) {
arg->stop = 1;
break;
}

12
net/sched/cls_cgroup.c
Просмотреть файл

@ -43,9 +43,9 @@ static int cls_cgroup_classify(struct sk_buff *skb, const struct tcf_proto *tp,
return tcf_exts_exec(skb, &head->exts, res);
}
static unsigned long cls_cgroup_get(struct tcf_proto *tp, u32 handle)
static void *cls_cgroup_get(struct tcf_proto *tp, u32 handle)
{
return 0UL;
return NULL;
}
static int cls_cgroup_init(struct tcf_proto *tp)
@ -71,7 +71,7 @@ static void cls_cgroup_destroy_rcu(struct rcu_head *root)
static int cls_cgroup_change(struct net *net, struct sk_buff *in_skb,
struct tcf_proto *tp, unsigned long base,
u32 handle, struct nlattr **tca,
unsigned long *arg, bool ovr)
void **arg, bool ovr)
{
struct nlattr *tb[TCA_CGROUP_MAX + 1];
struct cls_cgroup_head *head = rtnl_dereference(tp->root);
@ -128,7 +128,7 @@ static void cls_cgroup_destroy(struct tcf_proto *tp)
call_rcu(&head->rcu, cls_cgroup_destroy_rcu);
}
static int cls_cgroup_delete(struct tcf_proto *tp, unsigned long arg, bool *last)
static int cls_cgroup_delete(struct tcf_proto *tp, void *arg, bool *last)
{
return -EOPNOTSUPP;
}
@ -140,7 +140,7 @@ static void cls_cgroup_walk(struct tcf_proto *tp, struct tcf_walker *arg)
if (arg->count < arg->skip)
goto skip;
if (arg->fn(tp, (unsigned long) head, arg) < 0) {
if (arg->fn(tp, head, arg) < 0) {
arg->stop = 1;
return;
}
@ -148,7 +148,7 @@ skip:
arg->count++;
}
static int cls_cgroup_dump(struct net *net, struct tcf_proto *tp, unsigned long fh,
static int cls_cgroup_dump(struct net *net, struct tcf_proto *tp, void *fh,
struct sk_buff *skb, struct tcmsg *t)
{
struct cls_cgroup_head *head = rtnl_dereference(tp->root);

24
net/sched/cls_flow.c
Просмотреть файл

@ -382,7 +382,7 @@ static void flow_destroy_filter(struct rcu_head *head)
static int flow_change(struct net *net, struct sk_buff *in_skb,
struct tcf_proto *tp, unsigned long base,
u32 handle, struct nlattr **tca,
unsigned long *arg, bool ovr)
void **arg, bool ovr)
{
struct flow_head *head = rtnl_dereference(tp->root);
struct flow_filter *fold, *fnew;
@ -439,7 +439,7 @@ static int flow_change(struct net *net, struct sk_buff *in_skb,
if (err < 0)
goto err2;
fold = (struct flow_filter *)*arg;
fold = *arg;
if (fold) {
err = -EINVAL;
if (fold->handle != handle && handle)
@ -532,12 +532,12 @@ static int flow_change(struct net *net, struct sk_buff *in_skb,
if (perturb_period)
mod_timer(&fnew->perturb_timer, jiffies + perturb_period);
if (*arg == 0)
if (!*arg)
list_add_tail_rcu(&fnew->list, &head->filters);
else
list_replace_rcu(&fold->list, &fnew->list);
*arg = (unsigned long)fnew;
*arg = fnew;
if (fold)
call_rcu(&fold->rcu, flow_destroy_filter);
@ -551,10 +551,10 @@ err1:
return err;
}
static int flow_delete(struct tcf_proto *tp, unsigned long arg, bool *last)
static int flow_delete(struct tcf_proto *tp, void *arg, bool *last)
{
struct flow_head *head = rtnl_dereference(tp->root);
struct flow_filter *f = (struct flow_filter *)arg;
struct flow_filter *f = arg;
list_del_rcu(&f->list);
call_rcu(&f->rcu, flow_destroy_filter);
@ -586,21 +586,21 @@ static void flow_destroy(struct tcf_proto *tp)
kfree_rcu(head, rcu);
}
static unsigned long flow_get(struct tcf_proto *tp, u32 handle)
static void *flow_get(struct tcf_proto *tp, u32 handle)
{
struct flow_head *head = rtnl_dereference(tp->root);
struct flow_filter *f;
list_for_each_entry(f, &head->filters, list)
if (f->handle == handle)
return (unsigned long)f;
return 0;
return f;
return NULL;
}
static int flow_dump(struct net *net, struct tcf_proto *tp, unsigned long fh,
static int flow_dump(struct net *net, struct tcf_proto *tp, void *fh,
struct sk_buff *skb, struct tcmsg *t)
{
struct flow_filter *f = (struct flow_filter *)fh;
struct flow_filter *f = fh;
struct nlattr *nest;
if (f == NULL)
@ -666,7 +666,7 @@ static void flow_walk(struct tcf_proto *tp, struct tcf_walker *arg)
list_for_each_entry(f, &head->filters, list) {
if (arg->count < arg->skip)
goto skip;
if (arg->fn(tp, (unsigned long)f, arg) < 0) {
if (arg->fn(tp, f, arg) < 0) {
arg->stop = 1;
break;
}

22
net/sched/cls_flower.c
Просмотреть файл

@ -332,15 +332,15 @@ static void fl_destroy(struct tcf_proto *tp)
call_rcu(&head->rcu, fl_destroy_rcu);
}
static unsigned long fl_get(struct tcf_proto *tp, u32 handle)
static void *fl_get(struct tcf_proto *tp, u32 handle)
{
struct cls_fl_head *head = rtnl_dereference(tp->root);
struct cls_fl_filter *f;
list_for_each_entry(f, &head->filters, list)
if (f->handle == handle)
return (unsigned long) f;
return 0;
return f;
return NULL;
}
static const struct nla_policy fl_policy[TCA_FLOWER_MAX + 1] = {
@ -883,10 +883,10 @@ static u32 fl_grab_new_handle(struct tcf_proto *tp,
static int fl_change(struct net *net, struct sk_buff *in_skb,
struct tcf_proto *tp, unsigned long base,
u32 handle, struct nlattr **tca,
unsigned long *arg, bool ovr)
void **arg, bool ovr)
{
struct cls_fl_head *head = rtnl_dereference(tp->root);
struct cls_fl_filter *fold = (struct cls_fl_filter *) *arg;
struct cls_fl_filter *fold = *arg;
struct cls_fl_filter *fnew;
struct nlattr **tb;
struct fl_flow_mask mask = {};
@ -977,7 +977,7 @@ static int fl_change(struct net *net, struct sk_buff *in_skb,
fl_hw_destroy_filter(tp, fold);
}
*arg = (unsigned long) fnew;
*arg = fnew;
if (fold) {
list_replace_rcu(&fold->list, &fnew->list);
@ -998,10 +998,10 @@ errout_tb:
return err;
}
static int fl_delete(struct tcf_proto *tp, unsigned long arg, bool *last)
static int fl_delete(struct tcf_proto *tp, void *arg, bool *last)
{
struct cls_fl_head *head = rtnl_dereference(tp->root);
struct cls_fl_filter *f = (struct cls_fl_filter *) arg;
struct cls_fl_filter *f = arg;
if (!tc_skip_sw(f->flags))
rhashtable_remove_fast(&head->ht, &f->ht_node,
@ -1019,7 +1019,7 @@ static void fl_walk(struct tcf_proto *tp, struct tcf_walker *arg)
list_for_each_entry_rcu(f, &head->filters, list) {
if (arg->count < arg->skip)
goto skip;
if (arg->fn(tp, (unsigned long) f, arg) < 0) {
if (arg->fn(tp, f, arg) < 0) {
arg->stop = 1;
break;
}
@ -1154,11 +1154,11 @@ static int fl_dump_key_flags(struct sk_buff *skb, u32 flags_key, u32 flags_mask)
return nla_put(skb, TCA_FLOWER_KEY_FLAGS_MASK, 4, &_mask);
}
static int fl_dump(struct net *net, struct tcf_proto *tp, unsigned long fh,
static int fl_dump(struct net *net, struct tcf_proto *tp, void *fh,
struct sk_buff *skb, struct tcmsg *t)
{
struct cls_fl_head *head = rtnl_dereference(tp->root);
struct cls_fl_filter *f = (struct cls_fl_filter *) fh;
struct cls_fl_filter *f = fh;
struct nlattr *nest;
struct fl_flow_key *key, *mask;

26
net/sched/cls_fw.c
Просмотреть файл

@ -95,20 +95,20 @@ static int fw_classify(struct sk_buff *skb, const struct tcf_proto *tp,
return -1;
}
static unsigned long fw_get(struct tcf_proto *tp, u32 handle)
static void *fw_get(struct tcf_proto *tp, u32 handle)
{
struct fw_head *head = rtnl_dereference(tp->root);
struct fw_filter *f;
if (head == NULL)
return 0;
return NULL;
f = rtnl_dereference(head->ht[fw_hash(handle)]);
for (; f; f = rtnl_dereference(f->next)) {
if (f->id == handle)
return (unsigned long)f;
return f;
}
return 0;
return NULL;
}
static int fw_init(struct tcf_proto *tp)
@ -147,10 +147,10 @@ static void fw_destroy(struct tcf_proto *tp)
kfree_rcu(head, rcu);
}
static int fw_delete(struct tcf_proto *tp, unsigned long arg, bool *last)
static int fw_delete(struct tcf_proto *tp, void *arg, bool *last)
{
struct fw_head *head = rtnl_dereference(tp->root);
struct fw_filter *f = (struct fw_filter *)arg;
struct fw_filter *f = arg;
struct fw_filter __rcu **fp;
struct fw_filter *pfp;
int ret = -EINVAL;
@ -230,11 +230,11 @@ static int fw_set_parms(struct net *net, struct tcf_proto *tp,
static int fw_change(struct net *net, struct sk_buff *in_skb,
struct tcf_proto *tp, unsigned long base,
u32 handle, struct nlattr **tca, unsigned long *arg,
u32 handle, struct nlattr **tca, void **arg,
bool ovr)
{
struct fw_head *head = rtnl_dereference(tp->root);
struct fw_filter *f = (struct fw_filter *) *arg;
struct fw_filter *f = *arg;
struct nlattr *opt = tca[TCA_OPTIONS];
struct nlattr *tb[TCA_FW_MAX + 1];
int err;
@ -288,7 +288,7 @@ static int fw_change(struct net *net, struct sk_buff *in_skb,
tcf_unbind_filter(tp, &f->res);
call_rcu(&f->rcu, fw_delete_filter);
*arg = (unsigned long)fnew;
*arg = fnew;
return err;
}
@ -325,7 +325,7 @@ static int fw_change(struct net *net, struct sk_buff *in_skb,
RCU_INIT_POINTER(f->next, head->ht[fw_hash(handle)]);
rcu_assign_pointer(head->ht[fw_hash(handle)], f);
*arg = (unsigned long)f;
*arg = f;
return 0;
errout:
@ -354,7 +354,7 @@ static void fw_walk(struct tcf_proto *tp, struct tcf_walker *arg)
arg->count++;
continue;
}
if (arg->fn(tp, (unsigned long)f, arg) < 0) {
if (arg->fn(tp, f, arg) < 0) {
arg->stop = 1;
return;
}
@ -363,11 +363,11 @@ static void fw_walk(struct tcf_proto *tp, struct tcf_walker *arg)
}
}
static int fw_dump(struct net *net, struct tcf_proto *tp, unsigned long fh,
static int fw_dump(struct net *net, struct tcf_proto *tp, void *fh,
struct sk_buff *skb, struct tcmsg *t)
{
struct fw_head *head = rtnl_dereference(tp->root);
struct fw_filter *f = (struct fw_filter *)fh;
struct fw_filter *f = fh;
struct nlattr *nest;
if (f == NULL)

16
net/sched/cls_matchall.c
Просмотреть файл

@ -98,9 +98,9 @@ static void mall_destroy(struct tcf_proto *tp)
call_rcu(&head->rcu, mall_destroy_rcu);
}
static unsigned long mall_get(struct tcf_proto *tp, u32 handle)
static void *mall_get(struct tcf_proto *tp, u32 handle)
{
return 0UL;
return NULL;
}
static const struct nla_policy mall_policy[TCA_MATCHALL_MAX + 1] = {
@ -129,7 +129,7 @@ static int mall_set_parms(struct net *net, struct tcf_proto *tp,
static int mall_change(struct net *net, struct sk_buff *in_skb,
struct tcf_proto *tp, unsigned long base,
u32 handle, struct nlattr **tca,
unsigned long *arg, bool ovr)
void **arg, bool ovr)
{
struct cls_mall_head *head = rtnl_dereference(tp->root);
struct net_device *dev = tp->q->dev_queue->dev;
@ -185,7 +185,7 @@ static int mall_change(struct net *net, struct sk_buff *in_skb,
if (!tc_in_hw(new->flags))
new->flags |= TCA_CLS_FLAGS_NOT_IN_HW;
*arg = (unsigned long) head;
*arg = head;
rcu_assign_pointer(tp->root, new);
return 0;
@ -197,7 +197,7 @@ err_exts_init:
return err;
}
static int mall_delete(struct tcf_proto *tp, unsigned long arg, bool *last)
static int mall_delete(struct tcf_proto *tp, void *arg, bool *last)
{
return -EOPNOTSUPP;
}
@ -208,16 +208,16 @@ static void mall_walk(struct tcf_proto *tp, struct tcf_walker *arg)
if (arg->count < arg->skip)
goto skip;
if (arg->fn(tp, (unsigned long) head, arg) < 0)
if (arg->fn(tp, head, arg) < 0)
arg->stop = 1;
skip:
arg->count++;
}
static int mall_dump(struct net *net, struct tcf_proto *tp, unsigned long fh,
static int mall_dump(struct net *net, struct tcf_proto *tp, void *fh,
struct sk_buff *skb, struct tcmsg *t)
{
struct cls_mall_head *head = (struct cls_mall_head *) fh;
struct cls_mall_head *head = fh;
struct nlattr *nest;
if (!head)

26
net/sched/cls_route.c
Просмотреть файл

@ -216,7 +216,7 @@ static inline u32 from_hash(u32 id)
return 16 + (id & 0xF);
}
static unsigned long route4_get(struct tcf_proto *tp, u32 handle)
static void *route4_get(struct tcf_proto *tp, u32 handle)
{
struct route4_head *head = rtnl_dereference(tp->root);
struct route4_bucket *b;
@ -225,11 +225,11 @@ static unsigned long route4_get(struct tcf_proto *tp, u32 handle)
h1 = to_hash(handle);
if (h1 > 256)
return 0;
return NULL;
h2 = from_hash(handle >> 16);
if (h2 > 32)
return 0;
return NULL;
b = rtnl_dereference(head->table[h1]);
if (b) {
@ -237,9 +237,9 @@ static unsigned long route4_get(struct tcf_proto *tp, u32 handle)
f;
f = rtnl_dereference(f->next))
if (f->handle == handle)
return (unsigned long)f;
return f;
}
return 0;
return NULL;
}
static int route4_init(struct tcf_proto *tp)
@ -294,10 +294,10 @@ static void route4_destroy(struct tcf_proto *tp)
kfree_rcu(head, rcu);
}
static int route4_delete(struct tcf_proto *tp, unsigned long arg, bool *last)
static int route4_delete(struct tcf_proto *tp, void *arg, bool *last)
{
struct route4_head *head = rtnl_dereference(tp->root);
struct route4_filter *f = (struct route4_filter *)arg;
struct route4_filter *f = arg;
struct route4_filter __rcu **fp;
struct route4_filter *nf;
struct route4_bucket *b;
@ -448,7 +448,7 @@ static int route4_set_parms(struct net *net, struct tcf_proto *tp,
static int route4_change(struct net *net, struct sk_buff *in_skb,
struct tcf_proto *tp, unsigned long base, u32 handle,
struct nlattr **tca, unsigned long *arg, bool ovr)
struct nlattr **tca, void **arg, bool ovr)
{
struct route4_head *head = rtnl_dereference(tp->root);
struct route4_filter __rcu **fp;
@ -467,7 +467,7 @@ static int route4_change(struct net *net, struct sk_buff *in_skb,
if (err < 0)
return err;
fold = (struct route4_filter *)*arg;
fold = *arg;
if (fold && handle && fold->handle != handle)
return -EINVAL;
@ -525,7 +525,7 @@ static int route4_change(struct net *net, struct sk_buff *in_skb,
}
route4_reset_fastmap(head);
*arg = (unsigned long)f;
*arg = f;
if (fold) {
tcf_unbind_filter(tp, &fold->res);
call_rcu(&fold->rcu, route4_delete_filter);
@ -564,7 +564,7 @@ static void route4_walk(struct tcf_proto *tp, struct tcf_walker *arg)
arg->count++;
continue;
}
if (arg->fn(tp, (unsigned long)f, arg) < 0) {
if (arg->fn(tp, f, arg) < 0) {
arg->stop = 1;
return;
}
@ -575,10 +575,10 @@ static void route4_walk(struct tcf_proto *tp, struct tcf_walker *arg)
}
}
static int route4_dump(struct net *net, struct tcf_proto *tp, unsigned long fh,
static int route4_dump(struct net *net, struct tcf_proto *tp, void *fh,
struct sk_buff *skb, struct tcmsg *t)
{
struct route4_filter *f = (struct route4_filter *)fh;
struct route4_filter *f = fh;
struct nlattr *nest;
u32 id;

24
net/sched/cls_rsvp.h
Просмотреть файл

@ -248,7 +248,7 @@ static void rsvp_replace(struct tcf_proto *tp, struct rsvp_filter *n, u32 h)
BUG_ON(1);
}
static unsigned long rsvp_get(struct tcf_proto *tp, u32 handle)
static void *rsvp_get(struct tcf_proto *tp, u32 handle)
{
struct rsvp_head *head = rtnl_dereference(tp->root);
struct rsvp_session *s;
@ -257,17 +257,17 @@ static unsigned long rsvp_get(struct tcf_proto *tp, u32 handle)
unsigned int h2 = (handle >> 8) & 0xFF;
if (h2 > 16)
return 0;
return NULL;
for (s = rtnl_dereference(head->ht[h1]); s;
s = rtnl_dereference(s->next)) {
for (f = rtnl_dereference(s->ht[h2]); f;
f = rtnl_dereference(f->next)) {
if (f->handle == handle)
return (unsigned long)f;
return f;
}
}
return 0;
return NULL;
}
static int rsvp_init(struct tcf_proto *tp)
@ -328,10 +328,10 @@ static void rsvp_destroy(struct tcf_proto *tp)
kfree_rcu(data, rcu);
}
static int rsvp_delete(struct tcf_proto *tp, unsigned long arg, bool *last)
static int rsvp_delete(struct tcf_proto *tp, void *arg, bool *last)
{
struct rsvp_head *head = rtnl_dereference(tp->root);
struct rsvp_filter *nfp, *f = (struct rsvp_filter *)arg;
struct rsvp_filter *nfp, *f = arg;
struct rsvp_filter __rcu **fp;
unsigned int h = f->handle;
struct rsvp_session __rcu **sp;
@ -464,7 +464,7 @@ static int rsvp_change(struct net *net, struct sk_buff *in_skb,
struct tcf_proto *tp, unsigned long base,
u32 handle,
struct nlattr **tca,
unsigned long *arg, bool ovr)
void **arg, bool ovr)
{
struct rsvp_head *data = rtnl_dereference(tp->root);
struct rsvp_filter *f, *nfp;
@ -493,7 +493,7 @@ static int rsvp_change(struct net *net, struct sk_buff *in_skb,
if (err < 0)
goto errout2;
f = (struct rsvp_filter *)*arg;
f = *arg;
if (f) {
/* Node exists: adjust only classid */
struct rsvp_filter *n;
@ -604,7 +604,7 @@ insert:
RCU_INIT_POINTER(f->next, nfp);
rcu_assign_pointer(*fp, f);
*arg = (unsigned long)f;
*arg = f;
return 0;
}
}
@ -663,7 +663,7 @@ static void rsvp_walk(struct tcf_proto *tp, struct tcf_walker *arg)
arg->count++;
continue;
}
if (arg->fn(tp, (unsigned long)f, arg) < 0) {
if (arg->fn(tp, f, arg) < 0) {
arg->stop = 1;
return;
}
@ -674,10 +674,10 @@ static void rsvp_walk(struct tcf_proto *tp, struct tcf_walker *arg)
}
}
static int rsvp_dump(struct net *net, struct tcf_proto *tp, unsigned long fh,
static int rsvp_dump(struct net *net, struct tcf_proto *tp, void *fh,
struct sk_buff *skb, struct tcmsg *t)
{
struct rsvp_filter *f = (struct rsvp_filter *)fh;
struct rsvp_filter *f = fh;
struct rsvp_session *s;
struct nlattr *nest;
struct tc_rsvp_pinfo pinfo;

36
net/sched/cls_tcindex.c
Просмотреть файл

@ -104,16 +104,16 @@ static int tcindex_classify(struct sk_buff *skb, const struct tcf_proto *tp,
}
static unsigned long tcindex_get(struct tcf_proto *tp, u32 handle)
static void *tcindex_get(struct tcf_proto *tp, u32 handle)
{
struct tcindex_data *p = rtnl_dereference(tp->root);
struct tcindex_filter_result *r;
pr_debug("tcindex_get(tp %p,handle 0x%08x)\n", tp, handle);
if (p->perfect && handle >= p->alloc_hash)
return 0;
return NULL;
r = tcindex_lookup(p, handle);
return r && tcindex_filter_is_set(r) ? (unsigned long) r : 0UL;
return r && tcindex_filter_is_set(r) ? r : NULL;
}
static int tcindex_init(struct tcf_proto *tp)
@ -150,14 +150,14 @@ static void tcindex_destroy_fexts(struct rcu_head *head)
kfree(f);
}
static int tcindex_delete(struct tcf_proto *tp, unsigned long arg, bool *last)
static int tcindex_delete(struct tcf_proto *tp, void *arg, bool *last)
{
struct tcindex_data *p = rtnl_dereference(tp->root);
struct tcindex_filter_result *r = (struct tcindex_filter_result *) arg;
struct tcindex_filter_result *r = arg;
struct tcindex_filter __rcu **walk;
struct tcindex_filter *f = NULL;
pr_debug("tcindex_delete(tp %p,arg 0x%lx),p %p\n", tp, arg, p);
pr_debug("tcindex_delete(tp %p,arg %p),p %p\n", tp, arg, p);
if (p->perfect) {
if (!r->res.class)
return -ENOENT;
@ -192,8 +192,7 @@ found:
}
static int tcindex_destroy_element(struct tcf_proto *tp,
unsigned long arg,
struct tcf_walker *walker)
void *arg, struct tcf_walker *walker)
{
bool last;
@ -471,17 +470,17 @@ errout:
static int
tcindex_change(struct net *net, struct sk_buff *in_skb,
struct tcf_proto *tp, unsigned long base, u32 handle,
struct nlattr **tca, unsigned long *arg, bool ovr)
struct nlattr **tca, void **arg, bool ovr)
{
struct nlattr *opt = tca[TCA_OPTIONS];
struct nlattr *tb[TCA_TCINDEX_MAX + 1];
struct tcindex_data *p = rtnl_dereference(tp->root);
struct tcindex_filter_result *r = (struct tcindex_filter_result *) *arg;
struct tcindex_filter_result *r = *arg;
int err;
pr_debug("tcindex_change(tp %p,handle 0x%08x,tca %p,arg %p),opt %p,"
"p %p,r %p,*arg 0x%lx\n",
tp, handle, tca, arg, opt, p, r, arg ? *arg : 0L);
"p %p,r %p,*arg %p\n",
tp, handle, tca, arg, opt, p, r, arg ? *arg : NULL);
if (!opt)
return 0;
@ -506,9 +505,7 @@ static void tcindex_walk(struct tcf_proto *tp, struct tcf_walker *walker)
if (!p->perfect[i].res.class)
continue;
if (walker->count >= walker->skip) {
if (walker->fn(tp,
(unsigned long) (p->perfect+i), walker)
< 0) {
if (walker->fn(tp, p->perfect + i, walker) < 0) {
walker->stop = 1;
return;
}
@ -522,8 +519,7 @@ static void tcindex_walk(struct tcf_proto *tp, struct tcf_walker *walker)
for (f = rtnl_dereference(p->h[i]); f; f = next) {
next = rtnl_dereference(f->next);
if (walker->count >= walker->skip) {
if (walker->fn(tp, (unsigned long) &f->result,
walker) < 0) {
if (walker->fn(tp, &f->result, walker) < 0) {
walker->stop = 1;
return;
}
@ -548,14 +544,14 @@ static void tcindex_destroy(struct tcf_proto *tp)
}
static int tcindex_dump(struct net *net, struct tcf_proto *tp, unsigned long fh,
static int tcindex_dump(struct net *net, struct tcf_proto *tp, void *fh,
struct sk_buff *skb, struct tcmsg *t)
{
struct tcindex_data *p = rtnl_dereference(tp->root);
struct tcindex_filter_result *r = (struct tcindex_filter_result *) fh;
struct tcindex_filter_result *r = fh;
struct nlattr *nest;
pr_debug("tcindex_dump(tp %p,fh 0x%lx,skb %p,t %p),p %p,r %p\n",
pr_debug("tcindex_dump(tp %p,fh %p,skb %p,t %p),p %p,r %p\n",
tp, fh, skb, t, p, r);
pr_debug("p->perfect %p p->h %p\n", p->perfect, p->h);

30
net/sched/cls_u32.c
Просмотреть файл

@ -289,7 +289,7 @@ out:
}
static unsigned long u32_get(struct tcf_proto *tp, u32 handle)
static void *u32_get(struct tcf_proto *tp, u32 handle)
{
struct tc_u_hnode *ht;
struct tc_u_common *tp_c = tp->data;
@ -300,12 +300,12 @@ static unsigned long u32_get(struct tcf_proto *tp, u32 handle)
ht = u32_lookup_ht(tp_c, TC_U32_HTID(handle));
if (!ht)
return 0;
return NULL;
if (TC_U32_KEY(handle) == 0)
return (unsigned long)ht;
return ht;
return (unsigned long)u32_lookup_key(ht, handle);
return u32_lookup_key(ht, handle);
}
static u32 gen_new_htid(struct tc_u_common *tp_c)
@ -605,9 +605,9 @@ static void u32_destroy(struct tcf_proto *tp)
tp->data = NULL;
}
static int u32_delete(struct tcf_proto *tp, unsigned long arg, bool *last)
static int u32_delete(struct tcf_proto *tp, void *arg, bool *last)
{
struct tc_u_hnode *ht = (struct tc_u_hnode *)arg;
struct tc_u_hnode *ht = arg;
struct tc_u_hnode *root_ht = rtnl_dereference(tp->root);
struct tc_u_common *tp_c = tp->data;
int ret = 0;
@ -831,7 +831,7 @@ static struct tc_u_knode *u32_init_knode(struct tcf_proto *tp,
static int u32_change(struct net *net, struct sk_buff *in_skb,
struct tcf_proto *tp, unsigned long base, u32 handle,
struct nlattr **tca, unsigned long *arg, bool ovr)
struct nlattr **tca, void **arg, bool ovr)
{
struct tc_u_common *tp_c = tp->data;
struct tc_u_hnode *ht;
@ -858,7 +858,7 @@ static int u32_change(struct net *net, struct sk_buff *in_skb,
return -EINVAL;
}
n = (struct tc_u_knode *)*arg;
n = *arg;
if (n) {
struct tc_u_knode *new;
@ -925,7 +925,7 @@ static int u32_change(struct net *net, struct sk_buff *in_skb,
RCU_INIT_POINTER(ht->next, tp_c->hlist);
rcu_assign_pointer(tp_c->hlist, ht);
*arg = (unsigned long)ht;
*arg = ht;
return 0;
}
@ -1020,7 +1020,7 @@ static int u32_change(struct net *net, struct sk_buff *in_skb,
RCU_INIT_POINTER(n->next, pins);
rcu_assign_pointer(*ins, n);
*arg = (unsigned long)n;
*arg = n;
return 0;
}
@ -1054,7 +1054,7 @@ static void u32_walk(struct tcf_proto *tp, struct tcf_walker *arg)
if (ht->prio != tp->prio)
continue;
if (arg->count >= arg->skip) {
if (arg->fn(tp, (unsigned long)ht, arg) < 0) {
if (arg->fn(tp, ht, arg) < 0) {
arg->stop = 1;
return;
}
@ -1068,7 +1068,7 @@ static void u32_walk(struct tcf_proto *tp, struct tcf_walker *arg)
arg->count++;
continue;
}
if (arg->fn(tp, (unsigned long)n, arg) < 0) {
if (arg->fn(tp, n, arg) < 0) {
arg->stop = 1;
return;
}
@ -1078,10 +1078,10 @@ static void u32_walk(struct tcf_proto *tp, struct tcf_walker *arg)
}
}
static int u32_dump(struct net *net, struct tcf_proto *tp, unsigned long fh,
static int u32_dump(struct net *net, struct tcf_proto *tp, void *fh,
struct sk_buff *skb, struct tcmsg *t)
{
struct tc_u_knode *n = (struct tc_u_knode *)fh;
struct tc_u_knode *n = fh;
struct tc_u_hnode *ht_up, *ht_down;
struct nlattr *nest;
@ -1095,7 +1095,7 @@ static int u32_dump(struct net *net, struct tcf_proto *tp, unsigned long fh,
goto nla_put_failure;
if (TC_U32_KEY(n->handle) == 0) {
struct tc_u_hnode *ht = (struct tc_u_hnode *)fh;
struct tc_u_hnode *ht = fh;
u32 divisor = ht->divisor + 1;
if (nla_put_u32(skb, TCA_U32_DIVISOR, divisor))