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References: <20240408-hid-bpf-sleepable-v6-0-0499ddd91b94@kernel.org>
In-Reply-To: <20240408-hid-bpf-sleepable-v6-0-0499ddd91b94@kernel.org>
From: Alexei Starovoitov <alexei.starovoitov@gmail.com>
Date: Mon, 8 Apr 2024 20:17:30 -0700
Message-ID: <CAADnVQ+TdpJ9+jH=+L+6VPCeXvdFhWaATHUf=XL5WNxtfopzQQ@mail.gmail.com>
Subject: Re: [PATCH RFC bpf-next v6 0/6] sleepable bpf_timer (was: allow
 HID-BPF to do device IOs)
To: Benjamin Tissoires <bentiss@kernel.org>
Cc: Alexei Starovoitov <ast@kernel.org>, Daniel Borkmann <daniel@iogearbox.net>, 
	Andrii Nakryiko <andrii@kernel.org>, Martin KaFai Lau <martin.lau@linux.dev>, 
	Eduard Zingerman <eddyz87@gmail.com>, Song Liu <song@kernel.org>, 
	Yonghong Song <yonghong.song@linux.dev>, John Fastabend <john.fastabend@gmail.com>, 
	KP Singh <kpsingh@kernel.org>, Stanislav Fomichev <sdf@google.com>, Hao Luo <haoluo@google.com>, 
	Jiri Olsa <jolsa@kernel.org>, Mykola Lysenko <mykolal@fb.com>, Shuah Khan <shuah@kernel.org>, 
	bpf <bpf@vger.kernel.org>, LKML <linux-kernel@vger.kernel.org>, 
	"open list:KERNEL SELFTEST FRAMEWORK" <linux-kselftest@vger.kernel.org>, 
	Kumar Kartikeya Dwivedi <memxor@gmail.com>
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On Mon, Apr 8, 2024 at 1:09=E2=80=AFAM Benjamin Tissoires <bentiss@kernel.o=
rg> 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.