Re: [PATCH AUTOSEL 5.19 01/16] Drivers: hv: Never allocate anything besides framebuffer from framebuffer memory region

From: Vitaly Kuznetsov
Date: Wed Sep 21 2022 - 12:35:50 EST


Sasha Levin <sashal@xxxxxxxxxx> writes:

> From: Vitaly Kuznetsov <vkuznets@xxxxxxxxxx>
>
> [ Upstream commit f0880e2cb7e1f8039a048fdd01ce45ab77247221 ]
>

(this comment applies to all stable branches)

While this change seems to be worthy on its own, the underlying issue
with Gen1 Hyper-V VMs won't be resolved without

commit 2a8a8afba0c3053d0ea8686182f6b2104293037e
Author: Vitaly Kuznetsov <vkuznets@xxxxxxxxxx>
Date: Sat Aug 27 15:03:44 2022 +0200

Drivers: hv: Always reserve framebuffer region for Gen1 VMs

as 'fb_mmio' is still going to be unset in some cases without it.

--
Vitaly