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path: root/net/sched/cls_flower.c
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Diffstat (limited to 'net/sched/cls_flower.c')
-rw-r--r--net/sched/cls_flower.c134
1 files changed, 121 insertions, 13 deletions
diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c
index e1314674b4a9..fd9a6f20b60b 100644
--- a/net/sched/cls_flower.c
+++ b/net/sched/cls_flower.c
@@ -28,6 +28,7 @@
#include <net/vxlan.h>
#include <net/erspan.h>
#include <net/gtp.h>
+#include <net/pfcp.h>
#include <net/tc_wrapper.h>
#include <net/dst.h>
@@ -741,6 +742,7 @@ enc_opts_policy[TCA_FLOWER_KEY_ENC_OPTS_MAX + 1] = {
[TCA_FLOWER_KEY_ENC_OPTS_VXLAN] = { .type = NLA_NESTED },
[TCA_FLOWER_KEY_ENC_OPTS_ERSPAN] = { .type = NLA_NESTED },
[TCA_FLOWER_KEY_ENC_OPTS_GTP] = { .type = NLA_NESTED },
+ [TCA_FLOWER_KEY_ENC_OPTS_PFCP] = { .type = NLA_NESTED },
};
static const struct nla_policy
@@ -771,6 +773,12 @@ gtp_opt_policy[TCA_FLOWER_KEY_ENC_OPT_GTP_MAX + 1] = {
};
static const struct nla_policy
+pfcp_opt_policy[TCA_FLOWER_KEY_ENC_OPT_PFCP_MAX + 1] = {
+ [TCA_FLOWER_KEY_ENC_OPT_PFCP_TYPE] = { .type = NLA_U8 },
+ [TCA_FLOWER_KEY_ENC_OPT_PFCP_SEID] = { .type = NLA_U64 },
+};
+
+static const struct nla_policy
mpls_stack_entry_policy[TCA_FLOWER_KEY_MPLS_OPT_LSE_MAX + 1] = {
[TCA_FLOWER_KEY_MPLS_OPT_LSE_DEPTH] = { .type = NLA_U8 },
[TCA_FLOWER_KEY_MPLS_OPT_LSE_TTL] = { .type = NLA_U8 },
@@ -1419,6 +1427,44 @@ static int fl_set_gtp_opt(const struct nlattr *nla, struct fl_flow_key *key,
return sizeof(*sinfo);
}
+static int fl_set_pfcp_opt(const struct nlattr *nla, struct fl_flow_key *key,
+ int depth, int option_len,
+ struct netlink_ext_ack *extack)
+{
+ struct nlattr *tb[TCA_FLOWER_KEY_ENC_OPT_PFCP_MAX + 1];
+ struct pfcp_metadata *md;
+ int err;
+
+ md = (struct pfcp_metadata *)&key->enc_opts.data[key->enc_opts.len];
+ memset(md, 0xff, sizeof(*md));
+
+ if (!depth)
+ return sizeof(*md);
+
+ if (nla_type(nla) != TCA_FLOWER_KEY_ENC_OPTS_PFCP) {
+ NL_SET_ERR_MSG_MOD(extack, "Non-pfcp option type for mask");
+ return -EINVAL;
+ }
+
+ err = nla_parse_nested(tb, TCA_FLOWER_KEY_ENC_OPT_PFCP_MAX, nla,
+ pfcp_opt_policy, extack);
+ if (err < 0)
+ return err;
+
+ if (!option_len && !tb[TCA_FLOWER_KEY_ENC_OPT_PFCP_TYPE]) {
+ NL_SET_ERR_MSG_MOD(extack, "Missing tunnel key pfcp option type");
+ return -EINVAL;
+ }
+
+ if (tb[TCA_FLOWER_KEY_ENC_OPT_PFCP_TYPE])
+ md->type = nla_get_u8(tb[TCA_FLOWER_KEY_ENC_OPT_PFCP_TYPE]);
+
+ if (tb[TCA_FLOWER_KEY_ENC_OPT_PFCP_SEID])
+ md->seid = nla_get_be64(tb[TCA_FLOWER_KEY_ENC_OPT_PFCP_SEID]);
+
+ return sizeof(*md);
+}
+
static int fl_set_enc_opt(struct nlattr **tb, struct fl_flow_key *key,
struct fl_flow_key *mask,
struct netlink_ext_ack *extack)
@@ -1454,12 +1500,13 @@ static int fl_set_enc_opt(struct nlattr **tb, struct fl_flow_key *key,
switch (nla_type(nla_opt_key)) {
case TCA_FLOWER_KEY_ENC_OPTS_GENEVE:
if (key->enc_opts.dst_opt_type &&
- key->enc_opts.dst_opt_type != TUNNEL_GENEVE_OPT) {
+ key->enc_opts.dst_opt_type !=
+ IP_TUNNEL_GENEVE_OPT_BIT) {
NL_SET_ERR_MSG(extack, "Duplicate type for geneve options");
return -EINVAL;
}
option_len = 0;
- key->enc_opts.dst_opt_type = TUNNEL_GENEVE_OPT;
+ key->enc_opts.dst_opt_type = IP_TUNNEL_GENEVE_OPT_BIT;
option_len = fl_set_geneve_opt(nla_opt_key, key,
key_depth, option_len,
extack);
@@ -1470,7 +1517,7 @@ static int fl_set_enc_opt(struct nlattr **tb, struct fl_flow_key *key,
/* At the same time we need to parse through the mask
* in order to verify exact and mask attribute lengths.
*/
- mask->enc_opts.dst_opt_type = TUNNEL_GENEVE_OPT;
+ mask->enc_opts.dst_opt_type = IP_TUNNEL_GENEVE_OPT_BIT;
option_len = fl_set_geneve_opt(nla_opt_msk, mask,
msk_depth, option_len,
extack);
@@ -1489,7 +1536,7 @@ static int fl_set_enc_opt(struct nlattr **tb, struct fl_flow_key *key,
return -EINVAL;
}
option_len = 0;
- key->enc_opts.dst_opt_type = TUNNEL_VXLAN_OPT;
+ key->enc_opts.dst_opt_type = IP_TUNNEL_VXLAN_OPT_BIT;
option_len = fl_set_vxlan_opt(nla_opt_key, key,
key_depth, option_len,
extack);
@@ -1500,7 +1547,7 @@ static int fl_set_enc_opt(struct nlattr **tb, struct fl_flow_key *key,
/* At the same time we need to parse through the mask
* in order to verify exact and mask attribute lengths.
*/
- mask->enc_opts.dst_opt_type = TUNNEL_VXLAN_OPT;
+ mask->enc_opts.dst_opt_type = IP_TUNNEL_VXLAN_OPT_BIT;
option_len = fl_set_vxlan_opt(nla_opt_msk, mask,
msk_depth, option_len,
extack);
@@ -1519,7 +1566,7 @@ static int fl_set_enc_opt(struct nlattr **tb, struct fl_flow_key *key,
return -EINVAL;
}
option_len = 0;
- key->enc_opts.dst_opt_type = TUNNEL_ERSPAN_OPT;
+ key->enc_opts.dst_opt_type = IP_TUNNEL_ERSPAN_OPT_BIT;
option_len = fl_set_erspan_opt(nla_opt_key, key,
key_depth, option_len,
extack);
@@ -1530,7 +1577,7 @@ static int fl_set_enc_opt(struct nlattr **tb, struct fl_flow_key *key,
/* At the same time we need to parse through the mask
* in order to verify exact and mask attribute lengths.
*/
- mask->enc_opts.dst_opt_type = TUNNEL_ERSPAN_OPT;
+ mask->enc_opts.dst_opt_type = IP_TUNNEL_ERSPAN_OPT_BIT;
option_len = fl_set_erspan_opt(nla_opt_msk, mask,
msk_depth, option_len,
extack);
@@ -1550,7 +1597,7 @@ static int fl_set_enc_opt(struct nlattr **tb, struct fl_flow_key *key,
return -EINVAL;
}
option_len = 0;
- key->enc_opts.dst_opt_type = TUNNEL_GTP_OPT;
+ key->enc_opts.dst_opt_type = IP_TUNNEL_GTP_OPT_BIT;
option_len = fl_set_gtp_opt(nla_opt_key, key,
key_depth, option_len,
extack);
@@ -1561,7 +1608,7 @@ static int fl_set_enc_opt(struct nlattr **tb, struct fl_flow_key *key,
/* At the same time we need to parse through the mask
* in order to verify exact and mask attribute lengths.
*/
- mask->enc_opts.dst_opt_type = TUNNEL_GTP_OPT;
+ mask->enc_opts.dst_opt_type = IP_TUNNEL_GTP_OPT_BIT;
option_len = fl_set_gtp_opt(nla_opt_msk, mask,
msk_depth, option_len,
extack);
@@ -1575,6 +1622,36 @@ static int fl_set_enc_opt(struct nlattr **tb, struct fl_flow_key *key,
return -EINVAL;
}
break;
+ case TCA_FLOWER_KEY_ENC_OPTS_PFCP:
+ if (key->enc_opts.dst_opt_type) {
+ NL_SET_ERR_MSG_MOD(extack, "Duplicate type for pfcp options");
+ return -EINVAL;
+ }
+ option_len = 0;
+ key->enc_opts.dst_opt_type = IP_TUNNEL_PFCP_OPT_BIT;
+ option_len = fl_set_pfcp_opt(nla_opt_key, key,
+ key_depth, option_len,
+ extack);
+ if (option_len < 0)
+ return option_len;
+
+ key->enc_opts.len += option_len;
+ /* At the same time we need to parse through the mask
+ * in order to verify exact and mask attribute lengths.
+ */
+ mask->enc_opts.dst_opt_type = IP_TUNNEL_PFCP_OPT_BIT;
+ option_len = fl_set_pfcp_opt(nla_opt_msk, mask,
+ msk_depth, option_len,
+ extack);
+ if (option_len < 0)
+ return option_len;
+
+ mask->enc_opts.len += option_len;
+ if (key->enc_opts.len != mask->enc_opts.len) {
+ NL_SET_ERR_MSG_MOD(extack, "Key and mask miss aligned");
+ return -EINVAL;
+ }
+ break;
default:
NL_SET_ERR_MSG(extack, "Unknown tunnel option type");
return -EINVAL;
@@ -3117,6 +3194,32 @@ nla_put_failure:
return -EMSGSIZE;
}
+static int fl_dump_key_pfcp_opt(struct sk_buff *skb,
+ struct flow_dissector_key_enc_opts *enc_opts)
+{
+ struct pfcp_metadata *md;
+ struct nlattr *nest;
+
+ nest = nla_nest_start_noflag(skb, TCA_FLOWER_KEY_ENC_OPTS_PFCP);
+ if (!nest)
+ goto nla_put_failure;
+
+ md = (struct pfcp_metadata *)&enc_opts->data[0];
+ if (nla_put_u8(skb, TCA_FLOWER_KEY_ENC_OPT_PFCP_TYPE, md->type))
+ goto nla_put_failure;
+
+ if (nla_put_be64(skb, TCA_FLOWER_KEY_ENC_OPT_PFCP_SEID,
+ md->seid, 0))
+ goto nla_put_failure;
+
+ nla_nest_end(skb, nest);
+ return 0;
+
+nla_put_failure:
+ nla_nest_cancel(skb, nest);
+ return -EMSGSIZE;
+}
+
static int fl_dump_key_ct(struct sk_buff *skb,
struct flow_dissector_key_ct *key,
struct flow_dissector_key_ct *mask)
@@ -3202,26 +3305,31 @@ static int fl_dump_key_options(struct sk_buff *skb, int enc_opt_type,
goto nla_put_failure;
switch (enc_opts->dst_opt_type) {
- case TUNNEL_GENEVE_OPT:
+ case IP_TUNNEL_GENEVE_OPT_BIT:
err = fl_dump_key_geneve_opt(skb, enc_opts);
if (err)
goto nla_put_failure;
break;
- case TUNNEL_VXLAN_OPT:
+ case IP_TUNNEL_VXLAN_OPT_BIT:
err = fl_dump_key_vxlan_opt(skb, enc_opts);
if (err)
goto nla_put_failure;
break;
- case TUNNEL_ERSPAN_OPT:
+ case IP_TUNNEL_ERSPAN_OPT_BIT:
err = fl_dump_key_erspan_opt(skb, enc_opts);
if (err)
goto nla_put_failure;
break;
- case TUNNEL_GTP_OPT:
+ case IP_TUNNEL_GTP_OPT_BIT:
err = fl_dump_key_gtp_opt(skb, enc_opts);
if (err)
goto nla_put_failure;
break;
+ case IP_TUNNEL_PFCP_OPT_BIT:
+ err = fl_dump_key_pfcp_opt(skb, enc_opts);
+ if (err)
+ goto nla_put_failure;
+ break;
default:
goto nla_put_failure;
}
generated by cgit v1.2.3 (git 2.39.0) at 2024-08-16 01:48:33 +0300