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From: Timo Lindfors <timo.lindfors@iki.fi>
To: David Airlie <airlied@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
	 Maxime Ripard <mripard@kernel.org>,
	Steven Rostedt <rostedt@goodmis.org>,
	 LKML <linux-kernel@vger.kernel.org>,
	 Alex Constantino <dreaming.about.electric.sheep@gmail.com>,
	 Timo Lindfors <timo.lindfors@iki.fi>,
	Gerd Hoffmann <kraxel@redhat.com>,
	 Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	 Thomas Zimmermann <tzimmermann@suse.de>,
	Daniel Vetter <daniel@ffwll.ch>
Subject: Re: [BUG][v6.9-rc6] Deadlock with: Revert "drm/qxl: simplify qxl_fence_wait"
Date: Tue, 7 May 2024 09:38:56 +0300 (EEST)	[thread overview]
Message-ID: <alpine.DEB.2.20.2405070933070.20162@mail.home> (raw)
In-Reply-To: <CAMwc25qMXOFOfKsa7BRi3dz125PDyvVtgTty0Q4bkAFftJDLqQ@mail.gmail.com>

On Tue, 7 May 2024, David Airlie wrote:
> I expec this will reintroduce the other problems that caused this
> change in the first place, but I think this should at least bring us
> back to regression equilibrium. I can't recommend anyone use qxl hw
> over virtio-gpu hw in their VMs, since virtio-gpu is actually hw
> designed for virt.

I would love to switch to virtio. It works ok for local virtual machines 
but I have many users who are using Linux desktops hosted on a powerful 
server where it is more difficult. With spice and qxl scrolling in a web 
browser is smooth, with spice and virtio it seems like larger parts are 
getting fully redrawn (and resent over network?). Now that new gnome is 
going to come with RDP support I'm also considering switching to that. Any 
tips would be appreciated.

Here's a quick (1min42s) demo video that I recorded. spice+qxl on the 
left, spice+virtio on the right. The VMs were created from the exact same
disk image template.

https://lindi.iki.fi/lindi/qxl/spice_qxl_vs_virtio.webm

-Timo


  reply	other threads:[~2024-05-07  6:39 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-02 12:16 [BUG][v6.9-rc6] Deadlock with: Revert "drm/qxl: simplify qxl_fence_wait" Steven Rostedt
2024-05-02 12:30 ` Steven Rostedt
2024-05-04  8:39 ` Steven Rostedt
2024-05-06 12:45   ` Maxime Ripard
2024-05-06 20:28     ` Linus Torvalds
2024-05-07  5:54       ` David Airlie
2024-05-07  6:38         ` Timo Lindfors [this message]
2024-05-07 10:21           ` Gerd Hoffmann
2024-05-07 15:46             ` Timo Lindfors
2024-05-08  9:56               ` Gerd Hoffmann
2024-05-07  9:03         ` Steven Rostedt
2024-05-08 12:42           ` Anders Blomdell

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