linux-kernel - Re: [PATCH RESEND] riscv: jump_label: Fixup unaligned arch_static

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Message-Id: <167707802203.24438.3366600866397687013.git-patchwork-notify@kernel.org>
Date:   Wed, 22 Feb 2023 15:00:22 +0000
From:   patchwork-bot+linux-riscv@...nel.org
To:     Guo Ren <guoren@...nel.org>
Cc:     linux-riscv@...ts.infradead.org, palmer@...belt.com,
        paul.walmsley@...ive.com, mhiramat@...nel.org,
        conor.dooley@...rochip.com, penberg@...nel.org,
        mark.rutland@....com, jrtc27@...c27.com, andy.chiu@...ive.com,
        zong.li@...ive.com, greentime.hu@...ive.com, bjorn@...nel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH RESEND] riscv: jump_label: Fixup unaligned arch_static_branch
 function

Hello:

This patch was applied to riscv/linux.git (for-next)
by Palmer Dabbelt <palmer@...osinc.com>:

On Mon,  6 Feb 2023 04:04:40 -0500 you wrote:
> From: Andy Chiu <andy.chiu@...ive.com>
> 
> Runtime code patching must be done at a naturally aligned address, or we
> may execute on a partial instruction.
> 
> We have encountered problems traced back to static jump functions during
> the test. We switched the tracer randomly for every 1~5 seconds on a
> dual-core QEMU setup and found the kernel sucking at a static branch
> where it jumps to itself.
> 
> [...]

Here is the summary with links:
  - [RESEND] riscv: jump_label: Fixup unaligned arch_static_branch function
    https://git.kernel.org/riscv/c/9ddfc3cd8060

You are awesome, thank you!
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