Re: [Intel-gfx] [PATCH 0/4] [RFC] use HW watchdog timer

2012-07-17 Thread Ben Widawsky
On Tue, 17 Jul 2012 12:12:39 +0100 Chris Wilson wrote: > On Mon, 16 Jul 2012 11:51:55 -0700, Ben Widawsky wrote: > > Pros: > > * Potential for per batch, or ring watchdog values. I believe when/if we > > get to GPGPU workloads, this is particularly interesting. > > * Batch granularity hang detec

Re: [Intel-gfx] [PATCH 0/4] [RFC] use HW watchdog timer

2012-07-17 Thread Chris Wilson
On Mon, 16 Jul 2012 11:51:55 -0700, Ben Widawsky wrote: > Pros: > * Potential for per batch, or ring watchdog values. I believe when/if we > get to GPGPU workloads, this is particularly interesting. > * Batch granularity hang detection. This mostly just makes hang > detection and recovery a bit ea

Re: [Intel-gfx] [PATCH 0/4] [RFC] use HW watchdog timer

2012-07-16 Thread Daniel Vetter
On Mon, Jul 16, 2012 at 11:51:55AM -0700, Ben Widawsky wrote: > This was my pet project for the last few days, but I have to take a > break from working on it for now to do some real work ;-). The patches > compile, and pass a basic test, but that's about it. There is still > quite a bit of work le

[Intel-gfx] [PATCH 0/4] [RFC] use HW watchdog timer

2012-07-16 Thread Ben Widawsky
This was my pet project for the last few days, but I have to take a break from working on it for now to do some real work ;-). The patches compile, and pass a basic test, but that's about it. There is still quite a bit of work left to make this useful. The easiest thing would be to tie this into er