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openvswitch: Rename LABEL->LABELS

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Conntrack LABELS (plural) are exposed by conntrack; rename the OVS name
for these to be consistent with conntrack.

Fixes: c2ac667 "openvswitch: Allow matching on conntrack label"
Signed-off-by: Joe Stringer <joestringer@nicira.com>
Acked-by: Pravin B Shelar <pshelar@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Joe Stringer 2015-10-01 15:00:37 -07:00 • committed by David S. Miller
parent e9193d60d3
commit 33db4125ec
6 changed files with 55 additions and 55 deletions
Download patch file Download diff file Expand all files Collapse all files

2
net/openvswitch/actions.c
View file

@ -968,7 +968,7 @@ static int execute_masked_set_action(struct sk_buff *skb,
case OVS_KEY_ATTR_CT_STATE:
case OVS_KEY_ATTR_CT_ZONE:
case OVS_KEY_ATTR_CT_MARK:
case OVS_KEY_ATTR_CT_LABEL:
case OVS_KEY_ATTR_CT_LABELS:
err = -EINVAL;
break;
}

74
net/openvswitch/conntrack.c
View file

@ -37,9 +37,9 @@ struct md_mark {
};
/* Metadata label for masked write to conntrack label. */
struct md_label {
struct ovs_key_ct_label value;
struct ovs_key_ct_label mask;
struct md_labels {
struct ovs_key_ct_labels value;
struct ovs_key_ct_labels mask;
};
/* Conntrack action context for execution. */
@ -50,7 +50,7 @@ struct ovs_conntrack_info {
u32 flags;
u16 family;
struct md_mark mark;
struct md_label label;
struct md_labels labels;
};
static u16 key_to_nfproto(const struct sw_flow_key *key)
@ -109,21 +109,21 @@ static u32 ovs_ct_get_mark(const struct nf_conn *ct)
#endif
}
static void ovs_ct_get_label(const struct nf_conn *ct,
struct ovs_key_ct_label *label)
static void ovs_ct_get_labels(const struct nf_conn *ct,
struct ovs_key_ct_labels *labels)
{
struct nf_conn_labels *cl = ct ? nf_ct_labels_find(ct) : NULL;
if (cl) {
size_t len = cl->words * sizeof(long);
if (len > OVS_CT_LABEL_LEN)
len = OVS_CT_LABEL_LEN;
else if (len < OVS_CT_LABEL_LEN)
memset(label, 0, OVS_CT_LABEL_LEN);
memcpy(label, cl->bits, len);
if (len > OVS_CT_LABELS_LEN)
len = OVS_CT_LABELS_LEN;
else if (len < OVS_CT_LABELS_LEN)
memset(labels, 0, OVS_CT_LABELS_LEN);
memcpy(labels, cl->bits, len);
} else {
memset(label, 0, OVS_CT_LABEL_LEN);
memset(labels, 0, OVS_CT_LABELS_LEN);
}
}
@ -134,7 +134,7 @@ static void __ovs_ct_update_key(struct sw_flow_key *key, u8 state,
key->ct.state = state;
key->ct.zone = zone->id;
key->ct.mark = ovs_ct_get_mark(ct);
ovs_ct_get_label(ct, &key->ct.label);
ovs_ct_get_labels(ct, &key->ct.labels);
}
/* Update 'key' based on skb->nfct. If 'post_ct' is true, then OVS has
@ -179,8 +179,8 @@ int ovs_ct_put_key(const struct sw_flow_key *key, struct sk_buff *skb)
return -EMSGSIZE;
if (IS_ENABLED(CONFIG_NF_CONNTRACK_LABELS) &&
nla_put(skb, OVS_KEY_ATTR_CT_LABEL, sizeof(key->ct.label),
&key->ct.label))
nla_put(skb, OVS_KEY_ATTR_CT_LABELS, sizeof(key->ct.labels),
&key->ct.labels))
return -EMSGSIZE;
return 0;
@ -213,9 +213,9 @@ static int ovs_ct_set_mark(struct sk_buff *skb, struct sw_flow_key *key,
#endif
}
static int ovs_ct_set_label(struct sk_buff *skb, struct sw_flow_key *key,
const struct ovs_key_ct_label *label,
const struct ovs_key_ct_label *mask)
static int ovs_ct_set_labels(struct sk_buff *skb, struct sw_flow_key *key,
const struct ovs_key_ct_labels *labels,
const struct ovs_key_ct_labels *mask)
{
enum ip_conntrack_info ctinfo;
struct nf_conn_labels *cl;
@ -235,15 +235,15 @@ static int ovs_ct_set_label(struct sk_buff *skb, struct sw_flow_key *key,
nf_ct_labels_ext_add(ct);
cl = nf_ct_labels_find(ct);
}
if (!cl || cl->words * sizeof(long) < OVS_CT_LABEL_LEN)
if (!cl || cl->words * sizeof(long) < OVS_CT_LABELS_LEN)
return -ENOSPC;
err = nf_connlabels_replace(ct, (u32 *)label, (u32 *)mask,
OVS_CT_LABEL_LEN / sizeof(u32));
err = nf_connlabels_replace(ct, (u32 *)labels, (u32 *)mask,
OVS_CT_LABELS_LEN / sizeof(u32));
if (err)
return err;
ovs_ct_get_label(ct, &key->ct.label);
ovs_ct_get_labels(ct, &key->ct.labels);
return 0;
}
@ -465,12 +465,12 @@ static int ovs_ct_commit(struct net *net, struct sw_flow_key *key,
return 0;
}
static bool label_nonzero(const struct ovs_key_ct_label *label)
static bool labels_nonzero(const struct ovs_key_ct_labels *labels)
{
size_t i;
for (i = 0; i < sizeof(*label); i++)
if (label->ct_label[i])
for (i = 0; i < sizeof(*labels); i++)
if (labels->ct_labels[i])
return true;
return false;
@ -506,9 +506,9 @@ int ovs_ct_execute(struct net *net, struct sk_buff *skb,
if (err)
goto err;
}
if (label_nonzero(&info->label.mask))
err = ovs_ct_set_label(skb, key, &info->label.value,
&info->label.mask);
if (labels_nonzero(&info->labels.mask))
err = ovs_ct_set_labels(skb, key, &info->labels.value,
&info->labels.mask);
err:
skb_push(skb, nh_ofs);
return err;
@ -545,8 +545,8 @@ static const struct ovs_ct_len_tbl ovs_ct_attr_lens[OVS_CT_ATTR_MAX + 1] = {
.maxlen = sizeof(u16) },
[OVS_CT_ATTR_MARK] = { .minlen = sizeof(struct md_mark),
.maxlen = sizeof(struct md_mark) },
[OVS_CT_ATTR_LABEL] = { .minlen = sizeof(struct md_label),
.maxlen = sizeof(struct md_label) },
[OVS_CT_ATTR_LABELS] = { .minlen = sizeof(struct md_labels),
.maxlen = sizeof(struct md_labels) },
[OVS_CT_ATTR_HELPER] = { .minlen = 1,
.maxlen = NF_CT_HELPER_NAME_LEN }
};
@ -593,10 +593,10 @@ static int parse_ct(const struct nlattr *attr, struct ovs_conntrack_info *info,
}
#endif
#ifdef CONFIG_NF_CONNTRACK_LABELS
case OVS_CT_ATTR_LABEL: {
struct md_label *label = nla_data(a);
case OVS_CT_ATTR_LABELS: {
struct md_labels *labels = nla_data(a);
info->label = *label;
info->labels = *labels;
break;
}
#endif
@ -633,7 +633,7 @@ bool ovs_ct_verify(struct net *net, enum ovs_key_attr attr)
attr == OVS_KEY_ATTR_CT_MARK)
return true;
if (IS_ENABLED(CONFIG_NF_CONNTRACK_LABELS) &&
attr == OVS_KEY_ATTR_CT_LABEL) {
attr == OVS_KEY_ATTR_CT_LABELS) {
struct ovs_net *ovs_net = net_generic(net, ovs_net_id);
return ovs_net->xt_label;
@ -711,8 +711,8 @@ int ovs_ct_action_to_attr(const struct ovs_conntrack_info *ct_info,
&ct_info->mark))
return -EMSGSIZE;
if (IS_ENABLED(CONFIG_NF_CONNTRACK_LABELS) &&
nla_put(skb, OVS_CT_ATTR_LABEL, sizeof(ct_info->label),
&ct_info->label))
nla_put(skb, OVS_CT_ATTR_LABELS, sizeof(ct_info->labels),
&ct_info->labels))
return -EMSGSIZE;
if (ct_info->helper) {
if (nla_put_string(skb, OVS_CT_ATTR_HELPER,
@ -737,7 +737,7 @@ void ovs_ct_free_action(const struct nlattr *a)
void ovs_ct_init(struct net *net)
{
unsigned int n_bits = sizeof(struct ovs_key_ct_label) * BITS_PER_BYTE;
unsigned int n_bits = sizeof(struct ovs_key_ct_labels) * BITS_PER_BYTE;
struct ovs_net *ovs_net = net_generic(net, ovs_net_id);
if (nf_connlabels_get(net, n_bits)) {

2
net/openvswitch/conntrack.h
View file

@ -72,7 +72,7 @@ static inline void ovs_ct_fill_key(const struct sk_buff *skb,
key->ct.state = 0;
key->ct.zone = 0;
key->ct.mark = 0;
memset(&key->ct.label, 0, sizeof(key->ct.label));
memset(&key->ct.labels, 0, sizeof(key->ct.labels));
}
static inline int ovs_ct_put_key(const struct sw_flow_key *key,

2
net/openvswitch/flow.h
View file

@ -116,7 +116,7 @@ struct sw_flow_key {
u16 zone;
u32 mark;
u8 state;
struct ovs_key_ct_label label;
struct ovs_key_ct_labels labels;
} ct;
} __aligned(BITS_PER_LONG/8); /* Ensure that we can do comparisons as longs. */

18
net/openvswitch/flow_netlink.c
View file

@ -294,7 +294,7 @@ size_t ovs_key_attr_size(void)
+ nla_total_size(1) /* OVS_KEY_ATTR_CT_STATE */
+ nla_total_size(2) /* OVS_KEY_ATTR_CT_ZONE */
+ nla_total_size(4) /* OVS_KEY_ATTR_CT_MARK */
+ nla_total_size(16) /* OVS_KEY_ATTR_CT_LABEL */
+ nla_total_size(16) /* OVS_KEY_ATTR_CT_LABELS */
+ nla_total_size(12) /* OVS_KEY_ATTR_ETHERNET */
+ nla_total_size(2) /* OVS_KEY_ATTR_ETHERTYPE */
+ nla_total_size(4) /* OVS_KEY_ATTR_VLAN */
@ -352,7 +352,7 @@ static const struct ovs_len_tbl ovs_key_lens[OVS_KEY_ATTR_MAX + 1] = {
[OVS_KEY_ATTR_CT_STATE] = { .len = sizeof(u8) },
[OVS_KEY_ATTR_CT_ZONE] = { .len = sizeof(u16) },
[OVS_KEY_ATTR_CT_MARK] = { .len = sizeof(u32) },
[OVS_KEY_ATTR_CT_LABEL] = { .len = sizeof(struct ovs_key_ct_label) },
[OVS_KEY_ATTR_CT_LABELS] = { .len = sizeof(struct ovs_key_ct_labels) },
};
static bool check_attr_len(unsigned int attr_len, unsigned int expected_len)
@ -833,14 +833,14 @@ static int metadata_from_nlattrs(struct net *net, struct sw_flow_match *match,
SW_FLOW_KEY_PUT(match, ct.mark, mark, is_mask);
*attrs &= ~(1ULL << OVS_KEY_ATTR_CT_MARK);
}
if (*attrs & (1 << OVS_KEY_ATTR_CT_LABEL) &&
ovs_ct_verify(net, OVS_KEY_ATTR_CT_LABEL)) {
const struct ovs_key_ct_label *cl;
if (*attrs & (1 << OVS_KEY_ATTR_CT_LABELS) &&
ovs_ct_verify(net, OVS_KEY_ATTR_CT_LABELS)) {
const struct ovs_key_ct_labels *cl;
cl = nla_data(a[OVS_KEY_ATTR_CT_LABEL]);
SW_FLOW_KEY_MEMCPY(match, ct.label, cl->ct_label,
cl = nla_data(a[OVS_KEY_ATTR_CT_LABELS]);
SW_FLOW_KEY_MEMCPY(match, ct.labels, cl->ct_labels,
sizeof(*cl), is_mask);
*attrs &= ~(1ULL << OVS_KEY_ATTR_CT_LABEL);
*attrs &= ~(1ULL << OVS_KEY_ATTR_CT_LABELS);
}
return 0;
}
@ -1973,7 +1973,7 @@ static int validate_set(const struct nlattr *a,
case OVS_KEY_ATTR_PRIORITY:
case OVS_KEY_ATTR_SKB_MARK:
case OVS_KEY_ATTR_CT_MARK:
case OVS_KEY_ATTR_CT_LABEL:
case OVS_KEY_ATTR_CT_LABELS:
case OVS_KEY_ATTR_ETHERNET:
break;