From: Pierrick Bouvier <pierrick.bouvier@linaro.org>
To: Ziyang Zhang <functioner@sjtu.edu.cn>,
qemu-devel <qemu-devel@nongnu.org>
Cc: Riku Voipio <riku.voipio@iki.fi>,
Laurent Vivier <laurent@vivier.eu>,
Alex Bennee <alex.bennee@linaro.org>,
Alexandre Iooss <erdnaxe@crans.org>,
Mahmoud Mandour <ma.mandourr@gmail.com>,
Richard Henderson <richard.henderson@linaro.org>,
Zhengwei Qi <qizhwei@sjtu.edu.cn>,
Yun Wang <yunwang94@sjtu.edu.cn>,
Mingyuan Xia <xiamy@ultrarisc.com>,
Kailiang Xu <xukl2019@sjtu.edu.cn>
Subject: Re: [PATCH 1/2] linux-user: add a plugin API to filter syscalls
Date: Tue, 2 Dec 2025 18:07:38 -0800 [thread overview]
Message-ID: <a61f1778-1323-4d97-aa83-6691704bb90d@linaro.org> (raw)
In-Reply-To: <20251110133442.579086-2-functioner@sjtu.edu.cn>
On 11/10/25 5:34 AM, Ziyang Zhang wrote:
> This commit adds a syscall filter API to the TCG plugin API set.
> Plugins can register a filter callback to QEMU to decide whether
> to intercept a syscall, process it and bypass the QEMU syscall
> handler.
>
> Signed-off-by: Ziyang Zhang <functioner@sjtu.edu.cn>
> Co-authored-by: Mingyuan Xia <xiamy@ultrarisc.com>
> ---
> include/qemu/plugin-event.h | 1 +
> include/qemu/plugin.h | 29 +++++++++++++++++++++--------
> include/qemu/qemu-plugin.h | 24 ++++++++++++++++++++++++
> include/user/syscall-trace.h | 17 +++++++++++++++++
> linux-user/syscall.c | 7 +++++--
> plugins/api.c | 7 +++++++
> plugins/core.c | 36 ++++++++++++++++++++++++++++++++++++
> 7 files changed, 111 insertions(+), 10 deletions(-)
>
Looks good to me, and will be useful for syscalls obervation, fuzzing,
and integrating native libraries through hypercall mechanism.
It's worth merging this.
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
next prev parent reply other threads:[~2025-12-03 2:08 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-10 13:34 [PATCH 0/2] linux-user: add a syscall-filter plugin API Ziyang Zhang
2025-11-10 13:34 ` [PATCH 1/2] linux-user: add a plugin API to filter syscalls Ziyang Zhang
2025-12-03 2:07 ` Pierrick Bouvier [this message]
2025-12-12 14:29 ` Alex Bennée
2025-11-10 13:34 ` [PATCH 2/2] tcg tests: add a test to verify the syscall filter plugin API Ziyang Zhang
2025-12-03 2:08 ` Pierrick Bouvier
2025-12-12 12:44 ` [PATCH 0/2] linux-user: add a syscall-filter " Alex Bennée
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