8.2.1 Thoughts

[david at lang.hm]

On Thu, 5 Feb 2009, Chris Ball wrote:

> 
> Hi James,
>
>   > Briefly, how is this done?  Where can I get the current kernel source as
>   > a bisectable repository
>
> http://dev.laptop.org/git?p=olpc-2.6;a=shortlog;h=testing
>
> (git clone git://dev.laptop.org/olpc-2.6 && cd olpc-2.6 &&
> git checkout -b testing origin/testing)
>
>   > and is it as simple as reverting a patch, make, scp the kernel to a
>   > unit, then reboot and attempt to reproduce?
>
> Yes -- in fact, you could just scp the libertas.ko/usb8xxx.ko modules
> over, after "make modules M=drivers/net/wireless/libertas".
>
> The changes we're interested in occurred between the 767 tag, which is
> commit f10b654367d7065d50e7d5e3649933453cea3102, and HEAD.

it's actually easier than that. here's a LWN article that talks about 
automating the bisect, but it covers the basics as well.

http://lwn.net/SubscriberLink/317154/d3d710e2a6d5e97e/

David Lang

> This commit? is known to break WPA until this fix?, so I'd recommend
> testing either neither or both of these commits.
>
> The first useful test is "does the 767 version of the wireless driver
> work with WPA with the new firmware", since that'll suggest to us
> whether we have a bad driver or bad firmware.
>
> Thanks very much!
>
> - Chris.
>
> ?:  http://dev.laptop.org/git?p=olpc-2.6;a=commit;h=b0a7455f0b
> ?:  http://dev.laptop.org/git?p=olpc-2.6;a=commit;h=a3e1b6fe88
> -- 
> Chris Ball   <cjb at laptop.org>
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