[igt-dev] [PATCH i-g-t] tests/kms_chamelium: add test descriptions

Martin Peres martin.peres at linux.intel.com
Wed Sep 11 06:45:46 UTC 2019


On 10/09/2019 15:27, Ser, Simon wrote:
> On Fri, 2019-09-06 at 17:23 +0300, Martin Peres wrote:
>>
>> On 05/09/2019 16:36, Simon Ser wrote:
>>>
>>> +static const char test_hpd_storm_detect_desc[] =
>>> +	"Trigger a series of hotplugs in a very small timeframe to
>>> simulate a"
>>> +	"bad cable, check the kernel falls back to polling";
>>
>> "falls back to polling to avoid an irq storm"
> 
> irq → hotplug

I really meant IRQ storm. That was the bug we got (a machine was slow as
heck because the connector was lose and the HW was sending thousands of
hotplug IRQs per second).

If you want to say hotplug IRQ storm, that can work too :)

Martin


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