netdev - Re: pull-request: bpf-next 2023-09-16

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Date: Mon, 18 Sep 2023 15:25:43 +0200
From: Eric Dumazet <edumazet@...gle.com>
To: Alexei Starovoitov <alexei.starovoitov@...il.com>
Cc: davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com, 
	daniel@...earbox.net, andrii@...nel.org, netdev@...r.kernel.org, 
	bpf@...r.kernel.org, kernel-team@...com
Subject: Re: pull-request: bpf-next 2023-09-16

On Sat, Sep 16, 2023 at 6:59 PM Alexei Starovoitov
<alexei.starovoitov@...il.com> wrote:
>
> Hi David, hi Jakub, hi Paolo, hi Eric,
>
> The following pull-request contains BPF updates for your *net-next* tree.
>
> We've added 73 non-merge commits during the last 9 day(s) which contain
> a total of 79 files changed, 5275 insertions(+), 600 deletions(-).
>
> The main changes are:
>
> 1) Basic BTF validation in libbpf, from Andrii Nakryiko.
>
> 2) bpf_assert(), bpf_throw(), exceptions in bpf progs, from Kumar Kartikeya Dwivedi.
>
> 3) next_thread cleanups, from Oleg Nesterov.
>
> 4) Add mcpu=v4 support to arm32, from Puranjay Mohan.
>
> 5) Add support for __percpu pointers in bpf progs, from Yonghong Song.
>
> 6) Fix bpf tailcall interaction with bpf trampoline, from Leon Hwang.
>
> 7) Raise irq_work in bpf_mem_alloc while irqs are disabled to improve refill probabablity, from Hou Tao.
>
> Please consider pulling these changes from:
>
>   git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git
>

This might have been raised already, but bpf on x86 now depends on
CONFIG_UNWINDER_ORC ?

$ grep CONFIG_UNWINDER_ORC .config
# CONFIG_UNWINDER_ORC is not set

$ make ...
arch/x86/net/bpf_jit_comp.c:3022:58: error: no member named 'sp' in
'struct unwind_state'
                if (!addr || !consume_fn(cookie, (u64)addr,
(u64)state.sp, (u64)state.bp))
                                                                 ~~~~~ ^
1 error generated.