Re: [PATCH v2 01/31] ntsync: Introduce the ntsync driver and character device.

From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Elizabeth Figura <zfigura@codeweavers.com>
Cc: "Arnd Bergmann" <arnd@arndb.de>,
	"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
	"Jonathan Corbet" <corbet@lwn.net>,
	"Shuah Khan" <shuah@kernel.org>,
	linux-kernel@vger.kernel.org, linux-api@vger.kernel.org,
	wine-devel@winehq.org, "André Almeida" <andrealmeid@igalia.com>,
	"Wolfram Sang" <wsa@kernel.org>,
	"Arkadiusz Hiler" <ahiler@codeweavers.com>,
	"Peter Zijlstra" <peterz@infradead.org>,
	"Andy Lutomirski" <luto@kernel.org>,
	linux-doc@vger.kernel.org, linux-kselftest@vger.kernel.org,
	"Randy Dunlap" <rdunlap@infradead.org>
Subject: Re: [PATCH v2 01/31] ntsync: Introduce the ntsync driver and character device.
Date: Thu, 22 Feb 2024 11:56:21 +0100	[thread overview]
Message-ID: <CAMuHMdX=aXYmUbVNOH9osDFB+nv7N=xpE76w_Ds190tV1-D9=w@mail.gmail.com> (raw)
In-Reply-To: <20240219223833.95710-2-zfigura@codeweavers.com>

Hi Elizabeth,

On Mon, Feb 19, 2024 at 11:42 PM Elizabeth Figura
<zfigura@codeweavers.com> wrote:
> ntsync uses a misc device as the simplest and least intrusive uAPI interface.
>
> Each file description on the device represents an isolated NT instance, intended
> to correspond to a single NT virtual machine.
>
> Signed-off-by: Elizabeth Figura <zfigura@codeweavers.com>

Thanks for your patch!

> --- a/drivers/misc/Kconfig
> +++ b/drivers/misc/Kconfig
> @@ -506,6 +506,17 @@ config OPEN_DICE
>
>           If unsure, say N.
>
> +config NTSYNC
> +       tristate "NT synchronization primitive emulation"
> +       help
> +         This module provides kernel support for emulation of Windows NT
> +         synchronization primitives. It is not a hardware driver.
> +
> +         To compile this driver as a module, choose M here: the
> +         module will be called ntsync.
> +
> +         If unsure, say N.

Is it useful to have this feature on systems or architectures that
are not supported by Windows NT?

If not, this should depend on <something> || COMPILE_TEST.

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds