From: "Kumar Kartikeya Dwivedi" <memxor@gmail.com>
To: "Xu Kuohai" <xukuohai@huaweicloud.com>,
"Puranjay Mohan" <puranjay@kernel.org>, <bpf@vger.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>,
"Mark Rutland" <mark.rutland@arm.com>,
"Will Deacon" <will@kernel.org>,
"Catalin Marinas" <catalin.marinas@arm.com>
Subject: Re: [PATCH bpf-next 0/7] bpf, arm64: __arena kfunc and struct_ops arguments
Date: Thu, 13 Aug 2026 05:32:47 +0200 [thread overview]
Message-ID: <DKNHZVI7D0XJ.2TOW5U5GW5NLY@gmail.com> (raw)
In-Reply-To: <953b1c77-01d0-4a8c-aecd-00df353c6222@huaweicloud.com>
On Thu Aug 13, 2026 at 4:33 AM CEST, Xu Kuohai wrote:
> On 8/13/2026 7:50 AM, Kumar Kartikeya Dwivedi wrote:
>> On Mon Aug 10, 2026 at 9:09 PM CEST, Puranjay Mohan wrote:
>>> The x86-64 JIT recently gained support for the __arena and
>>> __arena__nullable argument suffixes on kfuncs and struct_ops stubs. This
>>> adds the arm64 side and flips bpf_jit_supports_arena_args() on, so the
>>> verifier stops rejecting these programs on arm64.
>>>
>>
>> Hi Xu,
>>
>> If you have cycles this week, could you take a look at these changes and let us
>> know they make sense?
>>
>> It would allow us to close both x86 support (already landed) and arm64 support
>> for arena arguments for next merge window (next week). No worries if you need
>> more time to go through these though. Just bumping the thread.
>>
>
> OK, I'll take a look at it soon, thanks.
>
Thanks a lot, much appreciated.
>> Thanks!
>>
>>> [...]
>>
prev parent reply other threads:[~2026-08-13 3:32 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-10 19:09 [PATCH bpf-next 0/7] bpf, arm64: __arena kfunc and struct_ops arguments Puranjay Mohan
2026-08-10 19:09 ` [PATCH bpf-next 1/7] bpf, arm64: Fix stack-passed arguments for indirect trampolines Puranjay Mohan
2026-08-13 9:03 ` Xu Kuohai
2026-08-10 19:09 ` [PATCH bpf-next 2/7] arm64: insn: Add encoder for ADD/SUB (extended register) Puranjay Mohan
2026-08-10 19:19 ` sashiko-bot
2026-08-13 19:28 ` Puranjay Mohan
2026-08-13 10:11 ` Xu Kuohai
2026-08-13 19:21 ` Puranjay Mohan
2026-08-10 19:09 ` [PATCH bpf-next 3/7] bpf, arm64: JIT __arena kfunc argument rebasing Puranjay Mohan
2026-08-13 11:36 ` Xu Kuohai
2026-08-10 19:09 ` [PATCH bpf-next 4/7] bpf, arm64: Convert struct_ops arena arguments in the trampoline Puranjay Mohan
2026-08-13 11:51 ` Xu Kuohai
2026-08-13 19:20 ` Puranjay Mohan
2026-08-10 19:09 ` [PATCH bpf-next 5/7] selftests/bpf: Add arm64 JIT-sequence tests for __arena kfunc arguments Puranjay Mohan
2026-08-13 11:56 ` Xu Kuohai
2026-08-10 19:09 ` [PATCH bpf-next 6/7] selftests/bpf: Enable __arena argument tests on arm64 Puranjay Mohan
2026-08-13 11:57 ` Xu Kuohai
2026-08-10 19:09 ` [PATCH bpf-next 7/7] selftests/bpf: Test a multi-slot argument before a struct_ops arena argument Puranjay Mohan
2026-08-13 12:07 ` Xu Kuohai
2026-08-12 23:50 ` [PATCH bpf-next 0/7] bpf, arm64: __arena kfunc and struct_ops arguments Kumar Kartikeya Dwivedi
2026-08-13 2:33 ` Xu Kuohai
2026-08-13 3:32 ` Kumar Kartikeya Dwivedi [this message]
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