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net: extract port range fields from fl_flow_key

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So it can be used for port range filter offloading.

Co-developed-by: Volodymyr Mytnyk <volodymyr.mytnyk@plvision.eu>
Signed-off-by: Volodymyr Mytnyk <volodymyr.mytnyk@plvision.eu>
Signed-off-by: Maksym Glubokiy <maksym.glubokiy@plvision.eu>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Maksym Glubokiy 2022-07-11 18:09:07 +03:00 committed by David S. Miller
parent dd517237c3
commit 83d85bb069
4 changed files with 30 additions and 7 deletions
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16
include/net/flow_dissector.h
View File

@ -178,6 +178,22 @@ struct flow_dissector_key_ports {
};
};
/**
* struct flow_dissector_key_ports_range
* @tp: port number from packet
* @tp_min: min port number in range
* @tp_max: max port number in range
*/
struct flow_dissector_key_ports_range {
union {
struct flow_dissector_key_ports tp;
struct {
struct flow_dissector_key_ports tp_min;
struct flow_dissector_key_ports tp_max;
};
};
};
/**
* flow_dissector_key_icmp:
* type: ICMP type

6
include/net/flow_offload.h
View File

@ -48,6 +48,10 @@ struct flow_match_ports {
struct flow_dissector_key_ports *key, *mask;
};
struct flow_match_ports_range {
struct flow_dissector_key_ports_range *key, *mask;
};
struct flow_match_icmp {
struct flow_dissector_key_icmp *key, *mask;
};
@ -94,6 +98,8 @@ void flow_rule_match_ip(const struct flow_rule *rule,
struct flow_match_ip *out);
void flow_rule_match_ports(const struct flow_rule *rule,
struct flow_match_ports *out);
void flow_rule_match_ports_range(const struct flow_rule *rule,
struct flow_match_ports_range *out);
void flow_rule_match_tcp(const struct flow_rule *rule,
struct flow_match_tcp *out);
void flow_rule_match_icmp(const struct flow_rule *rule,

7
net/core/flow_offload.c
View File

@ -125,6 +125,13 @@ void flow_rule_match_ports(const struct flow_rule *rule,
}
EXPORT_SYMBOL(flow_rule_match_ports);
void flow_rule_match_ports_range(const struct flow_rule *rule,
struct flow_match_ports_range *out)
{
FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_PORTS_RANGE, out);
}
EXPORT_SYMBOL(flow_rule_match_ports_range);
void flow_rule_match_tcp(const struct flow_rule *rule,
struct flow_match_tcp *out)
{

8
net/sched/cls_flower.c
View File

@ -63,13 +63,7 @@ struct fl_flow_key {
struct flow_dissector_key_ip ip;
struct flow_dissector_key_ip enc_ip;
struct flow_dissector_key_enc_opts enc_opts;
union {
struct flow_dissector_key_ports tp;
struct {
struct flow_dissector_key_ports tp_min;
struct flow_dissector_key_ports tp_max;
};
} tp_range;
struct flow_dissector_key_ports_range tp_range;
struct flow_dissector_key_ct ct;
struct flow_dissector_key_hash hash;
struct flow_dissector_key_num_of_vlans num_of_vlans;