From: patchwork-bot+linux-riscv@kernel.org
To: Alexandre Ghiti <alexghiti@rivosinc.com>
Cc: linux-riscv@lists.infradead.org, rostedt@goodmis.org,
mhiramat@kernel.org, mark.rutland@arm.com,
paul.walmsley@sifive.com, palmer@dabbelt.com,
aou@eecs.berkeley.edu, alex@ghiti.fr,
linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org,
rabenda.cn@gmail.com, wangruikang@iscas.ac.cn, ziyao@disroot.org
Subject: Re: [PATCH v2] riscv: ftrace: Properly acquire text_mutex to fix a race condition
Date: Wed, 16 Jul 2025 20:00:08 +0000 [thread overview]
Message-ID: <175269600801.1308944.13355512366921305547.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20250711-alex-fixes-v2-1-d85a5438da6c@rivosinc.com>
Hello:
This patch was applied to riscv/linux.git (fixes)
by Palmer Dabbelt <palmer@dabbelt.com>:
On Fri, 11 Jul 2025 07:38:38 +0000 you wrote:
> As reported by lockdep, some patching was done without acquiring
> text_mutex, so there could be a race when mapping the page to patch
> since we use the same fixmap entry.
>
> Reported-by: Han Gao <rabenda.cn@gmail.com>
> Reported-by: Vivian Wang <wangruikang@iscas.ac.cn>
> Reported-by: Yao Zi <ziyao@disroot.org>
> Closes: https://lore.kernel.org/linux-riscv/aGODMpq7TGINddzM@pie.lan/
> Tested-by: Yao Zi <ziyao@disroot.org>
> Tested-by: Han Gao <rabenda.cn@gmail.com>
> Reviewed-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
> Signed-off-by: Alexandre Ghiti <alexghiti@rivosinc.com>
>
> [...]
Here is the summary with links:
- [v2] riscv: ftrace: Properly acquire text_mutex to fix a race condition
https://git.kernel.org/riscv/c/e3f16d63d54e
You are awesome, thank you!
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prev parent reply other threads:[~2025-07-16 20:59 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-11 7:38 [PATCH v2] riscv: ftrace: Properly acquire text_mutex to fix a race condition Alexandre Ghiti
2025-07-16 20:00 ` patchwork-bot+linux-riscv [this message]
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