Hello:
This patch was applied to bpf/bpf.git (master)
by Martin KaFai Lau <martin.lau@xxxxxxxxxx>:
On Wed, 15 Feb 2023 15:33:09 +0100 you wrote:
> Xsk Tx can be triggered via either sendmsg() or poll() syscalls. These
> two paths share a call to common function xsk_xmit() which has two
> sanity checks within. A pseudo code example to show the two paths:
>
> __xsk_sendmsg() : xsk_poll():
> if (unlikely(!xsk_is_bound(xs))) if (unlikely(!xsk_is_bound(xs)))
> return -ENXIO; return mask;
> if (unlikely(need_wait)) (...)
> return -EOPNOTSUPP; xsk_xmit()
> mark napi id
> (...)
> xsk_xmit()
>
> [...]
Here is the summary with links:
- [bpf] xsk: check IFF_UP earlier in Tx path
https://git.kernel.org/bpf/bpf/c/92a3f9895236
You are awesome, thank you!
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