linux-kernel - Re: [PATCH] riscv, bpf: try RVC for reg move within BPF

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Message-Id: 
 <171656582897.29053.8717064385202136071.git-patchwork-notify@kernel.org>
Date: Fri, 24 May 2024 15:50:28 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Wang@...eaurora.org, Xiao W <xiao.w.wang@...el.com>
Cc: paul.walmsley@...ive.com, palmer@...belt.com, aou@...s.berkeley.edu,
 luke.r.nels@...il.com, xi.wang@...il.com, bjorn@...nel.org, ast@...nel.org,
 daniel@...earbox.net, andrii@...nel.org, martin.lau@...ux.dev,
 eddyz87@...il.com, song@...nel.org, yonghong.song@...ux.dev,
 john.fastabend@...il.com, kpsingh@...nel.org, sdf@...gle.com,
 haoluo@...gle.com, jolsa@...nel.org, linux-riscv@...ts.infradead.org,
 linux-kernel@...r.kernel.org, bpf@...r.kernel.org, pulehui@...wei.com,
 haicheng.li@...el.com
Subject: Re: [PATCH] riscv, bpf: try RVC for reg move within BPF_CMPXCHG JIT

Hello:

This patch was applied to bpf/bpf-next.git (master)
by Daniel Borkmann <daniel@...earbox.net>:

On Sun, 19 May 2024 13:05:07 +0800 you wrote:
> We could try to emit compressed insn for reg move operation during CMPXCHG
> JIT, the instruction compression has no impact on the jump offsets of
> following forward and backward jump instructions.
> 
> Signed-off-by: Xiao Wang <xiao.w.wang@...el.com>
> ---
>  arch/riscv/net/bpf_jit_comp64.c | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)

Here is the summary with links:
  - riscv, bpf: try RVC for reg move within BPF_CMPXCHG JIT
    https://git.kernel.org/bpf/bpf-next/c/99fa63d9ca60

You are awesome, thank you!
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