linux-kernel - Re: [PATCH v2 2/2] sparc: Add architecture support for clone3

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Message-Id: <93510cb7-e398-4af7-896c-5b4a4654598f@app.fastmail.com>
Date: Mon, 19 Jan 2026 15:53:25 +0100
From: "Arnd Bergmann" <arnd@...db.de>
To: "Ludwig Rydberg" <ludwig.rydberg@...sler.com>,
 "David S . Miller" <davem@...emloft.net>,
 "Andreas Larsson" <andreas@...sler.com>,
 "Christian Brauner" <brauner@...nel.org>, shuah <shuah@...nel.org>
Cc: sparclinux@...r.kernel.org, linux-kselftest@...r.kernel.org,
 linux-kernel@...r.kernel.org,
 "John Paul Adrian Glaubitz" <glaubitz@...sik.fu-berlin.de>,
 "Geert Uytterhoeven" <geert@...ux-m68k.org>,
 "schuster.simon@...mens-energy.com" <schuster.simon@...mens-energy.com>,
 "Jessica Clarke" <jrtc27@...c27.com>
Subject: Re: [PATCH v2 2/2] sparc: Add architecture support for clone3

On Mon, Jan 19, 2026, at 15:47, Ludwig Rydberg wrote:
> Add support for the clone3 system call to the SPARC architectures.
>
> The implementation follows the pattern of the original clone syscall.
> However, instead of explicitly calling kernel_clone, the clone3
> handler calls the generic sys_clone3 handler in kernel/fork.
> In case no stack is provided, the parents stack is reused.
>
> The return value convention for clone3 follows the regular kernel return
> value convention (in contrast to the original clone/fork on SPARC).
>
> Closes: https://github.com/sparclinux/issues/issues/10
> Signed-off-by: Ludwig Rydberg <ludwig.rydberg@...sler.com>

Thanks a lot for addressing this!

Acked-by: Arnd Bergmann <arnd@...db.de>