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From: Andreas Piesk <a.piesk@mailbox.org>
To: Zack Rusin <zack.rusin@broadcom.com>
Cc: bcm-kernel-feedback-list@broadcom.com, christian@heusel.eu,
	dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
	maaz.mombasawala@broadcom.com, martin.krastev@broadcom.com,
	rdkehn@gmail.com, regressions@lists.linux.dev,
	spender@grsecurity.net
Subject: Re: [REGRESSION][BISECTED] vmwgfx crashes with command buffer error after update
Date: Fri, 16 Aug 2024 22:23:54 +0200	[thread overview]
Message-ID: <e345252b-9370-4491-ac5d-d2dbe1005451@mailbox.org> (raw)
In-Reply-To: <CABQX2QM1A9yWCuOHV6kgi3YbPvPHz-zazkOXM6Up9RWrZ-CgPQ@mail.gmail.com>

Am 16.08.24 um 20:56 schrieb Zack Rusin:
> 
> Thanks! I see. I have a patch out that fixes it, but in general I
> think those vm's with 16mb for graphics are very risky and I'd suggest
> bumping them to at least 32mb. The vram portion can stay at 16mb, but
> the graphicsMemoryKB can be safely set to fourth or even half of
> memsize (in your config 256mb or even 512mb), which will make the vm's
> a lot safer and allow actual ui usage because with console being
> pinned we just don't have a lot of wiggle room otherwise and we just
> can't migrate pinned framebuffers.
> The patch that "regressed" this makes dumb buffers surface that
> actually respect pinning, but as long as you don't have gpu host side
> things will be ok. Otherwise we can't make a config with 16mb of
> available graphics memory and graphics acceleration work.

Thanks for the looking into it and fixing it.
The explanation with details is much appreciated and I will keep your suggestions in mind.
I just used the VMware defaults for Linux 6.x+ in ESXi 8, maybe they should be bumped up a little bit.

Best,
-ap


  reply	other threads:[~2024-08-16 20:24 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-08-15 17:48 Christian Heusel
2024-08-15 17:51 ` Brad Spengler
2024-08-15 18:40 ` Zack Rusin
2024-08-15 20:30   ` Andreas Piesk
2024-08-16 18:56     ` Zack Rusin
2024-08-16 20:23       ` Andreas Piesk [this message]
2024-09-02  8:34       ` Paul Rolland
2024-09-02  8:42         ` Christian Heusel
2024-09-05  7:54           ` Paul Rolland
2024-08-19 17:49 ` Paul Rolland
2024-08-19 22:48   ` Doug Kehn
2024-08-20 10:14     ` Paul Rolland

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