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From: Elizabeth Figura <zfigura@codeweavers.com>
To: Peter Zijlstra <peterz@infradead.org>, wine-devel@winehq.org
Cc: wine-devel@winehq.org, Arnd Bergmann <arnd@arndb.de>,
 Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
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 =?ISO-8859-1?Q?Andr=E9?= Almeida <andrealmeid@igalia.com>,
 Wolfram Sang <wsa@kernel.org>, Andy Lutomirski <luto@kernel.org>,
 linux-doc@vger.kernel.org, linux-kselftest@vger.kernel.org,
 Randy Dunlap <rdunlap@infradead.org>, Ingo Molnar <mingo@redhat.com>,
 Will Deacon <will@kernel.org>, Waiman Long <longman@redhat.com>,
 Boqun Feng <boqun.feng@gmail.com>, Elizabeth Figura <zfigura@codeweavers.com>
Subject: Re: [PATCH v4 00/30] NT synchronization primitive driver
Date: Mon, 06 May 2024 19:40:45 -0500
Message-ID: <5199277.LvFx2qVVIh@watership>
In-Reply-To: <4560699.LvFx2qVVIh@camazotz>
References:
 <20240416010837.333694-1-zfigura@codeweavers.com>
 <20240419161611.GA23130@noisy.programming.kicks-ass.net>
 <4560699.LvFx2qVVIh@camazotz>
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On Friday, April 19, 2024 3:46:07=E2=80=AFPM CDT Elizabeth Figura wrote:
> On Friday, 19 April 2024 11:16:11 CDT Peter Zijlstra wrote:
>=20
> > On Tue, Apr 16, 2024 at 05:18:56PM -0500, Elizabeth Figura wrote:
> >=20
> > > On Tuesday, 16 April 2024 16:18:24 CDT Elizabeth Figura wrote:
> > >=20
> > > > On Tuesday, 16 April 2024 03:14:21 CDT Peter Zijlstra wrote:
> > > >=20
> > > > > I don't support GE has it in his builds? Last time I tried,
> > > > > building
> > > > > Wine was a bit of a pain.
> > > >=20
> > > >=20
> > > > It doesn't seem so. I tried to build a GE-compatible ntsync build,
> > > > uploaded
 here (thanks Arek for hosting):
> > > >=20
> > > >=20
> > > >     https://f002.backblazeb2.com/file/wine-ntsync/ntsync-wine.tar.xz
> > >=20
> > >=20
> > > Oops, the initial version I uploaded had broken paths. Should be fixed
> > > now.
=20
> > > (It's also broken on an unpatched kernel unless explicitly disabled w=
ith
> > >=20
> > > WINE_DISABLE_FAST_SYNC=3D1. Not sure what I messed up there=E2=80=94i=
t should fall
> > > back=20
 cleanly=E2=80=94but hopefully shouldn't be too important for testing.)
> >=20
> >=20
> > So I've tried using that wine build with lutris, and I can't get it to
> > start EGS or anything else.
> >=20
> > I even added a printk to the ntsync driver for every open, to see if it
> > gets that far, but I'm not even getting that :/
>=20
>=20
> That's odd, it works for me, both as a standalone build and with
> lutris...
>=20
> Does /dev/ntsync exist (module is loaded) and have nonzero permissions?
> I forgot to mention that's necessary, sorry.
>=20
> Otherwise I can try to look at an strace, or a Wine debug log. I don't
> think there's an easy way to get the latter with Lutris, but something
> like `WINEDEBUG=3D+all ./wine winecfg 2>log` should work.

It's also possible I made that build against a too-new distribution. I've=20
created a new build against Debian 12, which is hopefully better, and it ha=
s=20
some extra debug logging:

https://f002.backblazeb2.com/file/wine-ntsync/ntsync-wine2.tar.xz

Hopefully that's functional enough to test with, or at least give more a hi=
nt=20
as to why it doesn't work?