From: patchwork-bot+netdevbpf@kernel.org
To: Florent Revest <revest@chromium.org>
Cc: bpf@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, ast@kernel.org,
daniel@iogearbox.net, andrii@kernel.org, kpsingh@kernel.org,
mark.rutland@arm.com, xukuohai@huaweicloud.com,
zlim.lnx@gmail.com, yhs@meta.com, yhs@fb.com
Subject: Re: [PATCH bpf-next v2] arm64,bpf: Support struct arguments in the BPF trampoline
Date: Mon, 15 May 2023 19:20:19 +0000 [thread overview]
Message-ID: <168417841990.1340.9887886289072485201.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20230511140507.514888-1-revest@chromium.org>
Hello:
This patch was applied to bpf/bpf-next.git (master)
by Daniel Borkmann <daniel@iogearbox.net>:
On Thu, 11 May 2023 16:05:07 +0200 you wrote:
> This extends the BPF trampoline JIT to support attachment to functions
> that take small structures (up to 128bit) as argument. This is trivially
> achieved by saving/restoring a number of "argument registers" rather
> than a number of arguments.
>
> The AAPCS64 section 6.8.2 describes the parameter passing ABI.
> "Composite types" (like C structs) below 16 bytes (as enforced by the
> BPF verifier) are provided as part of the 8 argument registers as
> explained in the section C.12.
>
> [...]
Here is the summary with links:
- [bpf-next,v2] arm64,bpf: Support struct arguments in the BPF trampoline
https://git.kernel.org/bpf/bpf-next/c/90564f1e3dd6
You are awesome, thank you!
--
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prev parent reply other threads:[~2023-05-15 19:20 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-11 14:05 Florent Revest
2023-05-11 14:22 ` Xu Kuohai
2023-05-15 19:20 ` patchwork-bot+netdevbpf [this message]
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