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SubjectRe: [ath9k-devel] ath9k: massive unexplained latency in 2.6.27 (rc5, rc6, probably others)
On Thu, Sep 18, 2008 at 12:00 PM, Steven Noonan <steven@uplinklabs.net> wrote:
> On Thu, Sep 18, 2008 at 11:42 AM, Luis R. Rodriguez
> <lrodriguez@atheros.com> wrote:
>> On Thu, Sep 18, 2008 at 11:34 AM, Luis R. Rodriguez
>>> irqpoll is a monster of evil and that should make your system crawl to
>>> its knees. I would advise instead we work with you fixing the the
>>> missed interrupts issue upon rmmod.
>>
>> Also, please provide the output of
>>
>> cat /proc/interrupts
>
> Note that the problem necessitating use of irqpoll in the first place
> seems to only happen under certain conditions. I am unsure what these
> conditions are. Before 'ath9k: connectivity is lost after Group
> rekeying is done', I had used rmmod/modprobe as my solution to the
> issue, which triggered the IRQ issue.

I wonder if this is related:

alcarin ~ # dmesg | grep GPE
[ 0.166806] ACPI: EC: GPE = 0x17, I/O: command/status = 0x66, data = 0x62
[ 685.409077] ACPI: EC: GPE storm detected, disabling EC GPE

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