linux-kernel - Re: [PATCH RFC bpf-next v6 0/6] sleepable bpf_timer (was: allow HID-BPF to do device IOs)

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Message-ID: <CAADnVQ+TdpJ9+jH=+L+6VPCeXvdFhWaATHUf=XL5WNxtfopzQQ@mail.gmail.com>
Date: Mon, 8 Apr 2024 20:17:30 -0700
From: Alexei Starovoitov <alexei.starovoitov@...il.com>
To: Benjamin Tissoires <bentiss@...nel.org>
Cc: Alexei Starovoitov <ast@...nel.org>, Daniel Borkmann <daniel@...earbox.net>, 
	Andrii Nakryiko <andrii@...nel.org>, Martin KaFai Lau <martin.lau@...ux.dev>, 
	Eduard Zingerman <eddyz87@...il.com>, Song Liu <song@...nel.org>, 
	Yonghong Song <yonghong.song@...ux.dev>, John Fastabend <john.fastabend@...il.com>, 
	KP Singh <kpsingh@...nel.org>, Stanislav Fomichev <sdf@...gle.com>, Hao Luo <haoluo@...gle.com>, 
	Jiri Olsa <jolsa@...nel.org>, Mykola Lysenko <mykolal@...com>, Shuah Khan <shuah@...nel.org>, 
	bpf <bpf@...r.kernel.org>, LKML <linux-kernel@...r.kernel.org>, 
	"open list:KERNEL SELFTEST FRAMEWORK" <linux-kselftest@...r.kernel.org>, 
	Kumar Kartikeya Dwivedi <memxor@...il.com>
Subject: Re: [PATCH RFC bpf-next v6 0/6] sleepable bpf_timer (was: allow
 HID-BPF to do device IOs)

On Mon, Apr 8, 2024 at 1:09 AM Benjamin Tissoires <bentiss@...nel.org> wrote:
>
> New version of the sleepable bpf_timer code.
>
> I'm posting this as this is the result of the previous review, so we can
> have a baseline to compare to.
>
> The plan is now to introduce a new user API struct bpf_wq, as the timer
> API working on softIRQ seems to be quite far away from a wq.

Looking forward. I think it's almost there.