On Fri, Nov 13, 2015 at 09:22:52AM -0700, Jens Axboe wrote:
> On 11/13/2015 09:13 AM, Mike Galbraith wrote:
> >On Fri, 2015-11-13 at 08:36 -0700, Jens Axboe wrote:
> >>Previous patch was obvious pre-coffee crap, this should work for using
> >>ktime to spin max 1usec.
> >
> >1us seems a tad low. I
On 11/13/2015 03:12 PM, Chris Wilson wrote:
> On Fri, Nov 13, 2015 at 09:22:52AM -0700, Jens Axboe wrote:
>> On 11/13/2015 09:13 AM, Mike Galbraith wrote:
>>> On Fri, 2015-11-13 at 08:36 -0700, Jens Axboe wrote:
Previous patch was obvious pre-coffee crap, this should work for using
ktime
On 11/13/2015 09:13 AM, Mike Galbraith wrote:
> On Fri, 2015-11-13 at 08:36 -0700, Jens Axboe wrote:
>> Previous patch was obvious pre-coffee crap, this should work for using
>> ktime to spin max 1usec.
>
> 1us seems a tad low. I doubt the little wooden gears and pulleys of my
> core2 Toshiba Sate
On Thu, Nov 12, 2015 at 03:52:02PM -0700, Jens Axboe wrote:
> On 11/12/2015 03:19 PM, Chris Wilson wrote:
> >>>So today, I figured I'd try just killing that spin. If it fails, we'll
> >>>punt to normal completions, so easy change. And wow, MASSIVE difference.
> >>>I can now scroll in chrome and not
On Fri, 2015-11-13 at 08:36 -0700, Jens Axboe wrote:
> Previous patch was obvious pre-coffee crap, this should work for using
> ktime to spin max 1usec.
1us seems a tad low. I doubt the little wooden gears and pulleys of my
core2 Toshiba Satellite lappy can get one loop ground out in a usec :)
>
Previous patch was obvious pre-coffee crap, this should work for using
ktime to spin max 1usec.
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 5cf4a1998273..21192e55c33c 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -114
On 11/13/2015 02:15 AM, Chris Wilson wrote:
> On Thu, Nov 12, 2015 at 03:52:02PM -0700, Jens Axboe wrote:
>> On 11/12/2015 03:19 PM, Chris Wilson wrote:
> So today, I figured I'd try just killing that spin. If it fails, we'll
> punt to normal completions, so easy change. And wow, MASSIVE di
On Thu, Nov 12, 2015 at 01:40:33PM -0700, Jens Axboe wrote:
> On 11/12/2015 01:36 PM, Jens Axboe wrote:
> >Hi,
> >
> >So a few months ago I got an XPS13 laptop, the one with the high res
> >screen. GUI performance was never really that great, I attributed it to
> >coming from a more powerful laptop
On 11/12/2015 03:52 PM, Jens Axboe wrote:
> On 11/12/2015 03:19 PM, Chris Wilson wrote:
So today, I figured I'd try just killing that spin. If it fails, we'll
punt to normal completions, so easy change. And wow, MASSIVE
difference.
I can now scroll in chrome and not rage! It's l
On 11/12/2015 03:19 PM, Chris Wilson wrote:
>>> So today, I figured I'd try just killing that spin. If it fails, we'll
>>> punt to normal completions, so easy change. And wow, MASSIVE difference.
>>> I can now scroll in chrome and not rage! It's like the laptop is 10x
>>> faster now.
>>>
>>> Ran gi
On 11/12/2015 01:36 PM, Jens Axboe wrote:
> Hi,
>
> So a few months ago I got an XPS13 laptop, the one with the high res
> screen. GUI performance was never really that great, I attributed it to
> coming from a more powerful laptop, and the i915 driving a lot of
> pixels. But yesterday I browsed fr
Hi,
So a few months ago I got an XPS13 laptop, the one with the high res
screen. GUI performance was never really that great, I attributed it to
coming from a more powerful laptop, and the i915 driving a lot of
pixels. But yesterday I browsed from my wife's macbook, and was blown
away. Wow, sc
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