Subject: Re: [PATCH net-next v3 5/5] selftests: net: add veth BQL stress test

From: Jakub Kicinski <[email-masked]>
Date: Thu, 30 Apr 2026 19:00:58 -0700

On Wed, 29 Apr 2026 19:20:32 +0200 [email-masked] wrote:
> A companion wrapper (veth_bql_test_virtme.sh) launches the test inside
> a virtme-ng VM, with .config validation to prevent silent stalls.
> 
> Usage:
>   sudo ./veth_bql_test.sh [--duration 300] [--nrules 100]
>                           [--qdisc sfq] [--qdisc-opts '...']
>                           [--bql-disable] [--normal-napi]
>                           [--qdisc-replace]

Not convinced we need to carry this in the tree.

Honestly:

> +	close(fd);
> +	return 0;
> +}
> +CEOF
> +gcc -O2 -Wall -o "$TMPDIR"/udp_sink "$TMPDIR"/udp_sink.c -lm || exit $ksft_fail
> +}
> +
> +setup_veth() {
> +    log_info "Setting up

This whole test looks like outrageous slop.
Did you even read this? :|