Re: [PATCH v3 1/2] drm: introduce KMS recovery mechanism

Hamza Mahfooz
2026-02-14T22:17:45Z

On Sat, Feb 14, 2026 at 03:02:49PM +0100, Michel Dänzer wrote:
> Why couldn't a full modeset?
>

As far as I see it the only reasons why we should be timing out is
either an interrupt went missing (perhaps due to a race condition in
driver code) or hung hardware. In either case, the interrupt associated
with the page flip for the current commit is long gone.

> In principle it's possible to do (the equivalent of) a modeset with the current state for all CRTCs, no need to do it separately per CRTC.

AFAIK that is what the uevent is already doing (unless I'm mistaken).