linux-kernel - Re: [PATCH] tools/nolibc: align sys_vfork() with sys

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Message-ID: <aVtsaXvnbmAILPu1@1wt.eu>
Date: Mon, 5 Jan 2026 08:46:49 +0100
From: Willy Tarreau <w@....eu>
To: Thomas Weißschuh <linux@...ssschuh.net>
Cc: linux-kernel@...r.kernel.org
Subject: Re: [PATCH] tools/nolibc: align sys_vfork() with sys_fork()

On Sun, Jan 04, 2026 at 11:43:13PM +0100, Thomas Weißschuh wrote:
> Currently the generic variants of sys_fork() and sys_vfork() differ in
> both they precedence of used system calls and the usage of sys_clone()
> vs sys_clone3(). While the interface of clone3() in sys_vfork() is more
> consistent over different architectures, qemu-user does not support it,
> making testing harder. We already handle the different clone()
> interfaces for sys_fork() in the architecture-specific headers, and can
> do so also for sys_vfork(). In fact SPARC already has such handling and
> only s390 is currently missing.
> 
> Signed-off-by: Thomas Weißschuh <linux@...ssschuh.net>

LGTM.

Acked-by: Willy Tarreau <w@....eu>

thanks,
Willy