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bpf samples: fix compiler errors with sockex2 and sockex3

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These samples fail to compile as 'struct flow_keys' conflicts with
definition in net/flow_dissector.h. Fix the same by renaming the
structure used in the sample.

Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Naveen N. Rao 2016-09-24 02:10:04 +05:30 committed by David S. Miller
parent b6f5be2873
commit 2b064fff85
3 changed files with 11 additions and 11 deletions
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10
samples/bpf/sockex2_kern.c
View File

@ -14,7 +14,7 @@ struct vlan_hdr {
__be16 h_vlan_encapsulated_proto;
};
struct flow_keys {
struct bpf_flow_keys {
__be32 src;
__be32 dst;
union {
@ -59,7 +59,7 @@ static inline __u32 ipv6_addr_hash(struct __sk_buff *ctx, __u64 off)
}
static inline __u64 parse_ip(struct __sk_buff *skb, __u64 nhoff, __u64 *ip_proto,
struct flow_keys *flow)
struct bpf_flow_keys *flow)
{
__u64 verlen;
@ -83,7 +83,7 @@ static inline __u64 parse_ip(struct __sk_buff *skb, __u64 nhoff, __u64 *ip_proto
}
static inline __u64 parse_ipv6(struct __sk_buff *skb, __u64 nhoff, __u64 *ip_proto,
struct flow_keys *flow)
struct bpf_flow_keys *flow)
{
*ip_proto = load_byte(skb,
nhoff + offsetof(struct ipv6hdr, nexthdr));
@ -96,7 +96,7 @@ static inline __u64 parse_ipv6(struct __sk_buff *skb, __u64 nhoff, __u64 *ip_pro
return nhoff;
}
static inline bool flow_dissector(struct __sk_buff *skb, struct flow_keys *flow)
static inline bool flow_dissector(struct __sk_buff *skb, struct bpf_flow_keys *flow)
{
__u64 nhoff = ETH_HLEN;
__u64 ip_proto;
@ -198,7 +198,7 @@ struct bpf_map_def SEC("maps") hash_map = {
SEC("socket2")
int bpf_prog2(struct __sk_buff *skb)
{
struct flow_keys flow;
struct bpf_flow_keys flow;
struct pair *value;
u32 key;

8
samples/bpf/sockex3_kern.c
View File

@ -61,7 +61,7 @@ struct vlan_hdr {
__be16 h_vlan_encapsulated_proto;
};
struct flow_keys {
struct bpf_flow_keys {
__be32 src;
__be32 dst;
union {
@ -88,7 +88,7 @@ static inline __u32 ipv6_addr_hash(struct __sk_buff *ctx, __u64 off)
}
struct globals {
struct flow_keys flow;
struct bpf_flow_keys flow;
};
struct bpf_map_def SEC("maps") percpu_map = {
@ -114,14 +114,14 @@ struct pair {
struct bpf_map_def SEC("maps") hash_map = {
.type = BPF_MAP_TYPE_HASH,
.key_size = sizeof(struct flow_keys),
.key_size = sizeof(struct bpf_flow_keys),
.value_size = sizeof(struct pair),
.max_entries = 1024,
};
static void update_stats(struct __sk_buff *skb, struct globals *g)
{
struct flow_keys key = g->flow;
struct bpf_flow_keys key = g->flow;
struct pair *value;
value = bpf_map_lookup_elem(&hash_map, &key);

4
samples/bpf/sockex3_user.c
View File

@ -7,7 +7,7 @@
#include <arpa/inet.h>
#include <sys/resource.h>
struct flow_keys {
struct bpf_flow_keys {
__be32 src;
__be32 dst;
union {
@ -49,7 +49,7 @@ int main(int argc, char **argv)
(void) f;
for (i = 0; i < 5; i++) {
struct flow_keys key = {}, next_key;
struct bpf_flow_keys key = {}, next_key;
struct pair value;
sleep(1);