Re: [REGRESSION] 3.10.{6,7} crashes on network activity

From: Arend van Spriel
Date: Wed Aug 21 2013 - 10:28:01 EST


On 08/21/13 14:38, Josh Boyer wrote:
On Wed, Aug 21, 2013 at 4:52 AM, Arend van Spriel<arend@xxxxxxxxxxxx> wrote:
Hi Felix,

I have been diving into root causing why brcmsmac can not handle cck
fallback rates, because it should. Maybe it is better to flag no cck
support
and only change brcmsmac.


We have a number of users hitting this in Fedora 18 and 19 now. We're
tracking it with https://bugzilla.redhat.com/show_bug.cgi?id=998080
and I'm sure we can find people to test easily.


There is already another one (possibly) dealing with the same issue:

https://bugzilla.redhat.com/show_bug.cgi?id=989269

One of them should probably be flagged as duplicate.


If you have a patch disabling cck in brcmsmac, I'd be happy to build a
kernel for people. If that's going to be some time coming, perhaps
it's better to grab Felix's patch on a temporary basis?


I think it is better to grab Felix's patch because as we both observed there
is stuff missing in brcmsmac to deal with CCK rates and A-MPDU packet
aggregation.

OK, thanks.

Felix, are you going to send that upstream?

It already has been sent: http://mid.gmane.org/1377020634-27064-1-git-send-email-nbd@xxxxxxxxxxx

Johannes has submitted it to John so it is getting there soon(ish).

josh

Regards,
Arend



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