preserve-dscp: update for strict section names

rpigott · tohojo · commit eeb154d7a1c6 · 2023-03-20T15:09:11.000+01:00
The old "classifier/xxx" format is no longer supported.

Signed-off-by: Ronan Pigott &lt;ronan@rjp.ie&gt;
diff --git a/preserve-dscp/preserve_dscp_kern.c b/preserve-dscp/preserve_dscp_kern.c
@@ -91,7 +91,7 @@ static void set_dscp(struct __sk_buff *skb, __u8 dscp)
 		ipv6_change_dsfield(ipv6hdr, INET_ECN_MASK, dscp << 2);
 }
 
-SEC("classifier/read")
+SEC("tc")
 int read_dscp(struct __sk_buff *skb)
 {
 	__u32 key = bpf_get_hash_recalc(skb);
@@ -106,7 +106,7 @@ int read_dscp(struct __sk_buff *skb)
 	return TC_ACT_OK;
 }
 
-SEC("classifier/write")
+SEC("tc")
 int write_dscp(struct __sk_buff *skb)
 {
 	__u32 key = skb->hash;

Original file line number	Diff line number	Diff line change
`@@ -91,7 +91,7 @@ static void set_dscp(struct __sk_buff *skb, __u8 dscp)`
`91`	`91`	`ipv6_change_dsfield(ipv6hdr, INET_ECN_MASK, dscp << 2);`
`92`	`92`	`}`
`93`	`93`
`94`		`-SEC("classifier/read")`
	`94`	`+SEC("tc")`
`95`	`95`	`int read_dscp(struct __sk_buff *skb)`
`96`	`96`	`{`
`97`	`97`	`__u32 key = bpf_get_hash_recalc(skb);`
`@@ -106,7 +106,7 @@ int read_dscp(struct __sk_buff *skb)`
`106`	`106`	`return TC_ACT_OK;`
`107`	`107`	`}`
`108`	`108`
`109`		`-SEC("classifier/write")`
	`109`	`+SEC("tc")`
`110`	`110`	`int write_dscp(struct __sk_buff *skb)`
`111`	`111`	`{`
`112`	`112`	`__u32 key = skb->hash;`