kernel/bpf-developer-tutorial
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Make tutorials 50–53 safer to operate (#225)

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* Make tutorials 50-53 safer to operate

* Make pacer conflict recovery interface-safe

* Keep tutorial prose on the user path

* Allow focused excerpts for long user-space loaders

---------

Co-authored-by: LinuxDev9002 <i@littlefisher.me>
This commit is contained in:
云微
2026-07-22 01:36:44 -07:00
committed by GitHub
parent b0d2c80dd5
commit 2cdcd8b0de
27 changed files with 1601 additions and 615 deletions
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4
src/50-tcx/tcx_demo.bpf.c
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@@ -22,7 +22,7 @@ __u32 last_ifindex;
SEC("tcx/ingress")
int tcx_stats(struct __sk_buff *skb)
{
stats_hits++;
__sync_fetch_and_add(&stats_hits, 1);
last_len = skb->len;
last_protocol = bpf_ntohs(skb->protocol);
last_ifindex = skb->ifindex;
@@ -32,6 +32,6 @@ int tcx_stats(struct __sk_buff *skb)
SEC("tcx/ingress")
int tcx_classifier(struct __sk_buff *skb)
{
classifier_hits++;
__sync_fetch_and_add(&classifier_hits, 1);
return TCX_PASS;
}