linux-kernel - Re: Reverting 5d423 fixes loading of ath9k on Acer Extensa 7630EZ

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Date:	Mon, 9 Nov 2009 07:49:46 -0800
From:	"Luis R. Rodriguez" <mcgrof@...il.com>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel@...r.kernel.org,
	linux-wireless <linux-wireless@...r.kernel.org>,
	Yannick Roehlly <yannick.roehlly@...e.fr>,
	Yinghai Lu <yinghai@...nel.org>,
	Jesse Barnes <jesse.barnes@...el.com>,
	Ivan Kokshaysky <ink@...assic.park.msu.ru>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"John W. Linville" <linville@...driver.com>, berndl81@....at,
	Greg KH <greg@...ah.com>
Subject: Re: Reverting 5d423 fixes loading of ath9k on Acer Extensa 7630EZ

On Sun, Nov 8, 2009 at 11:15 PM, Ingo Molnar <mingo@...e.hu> wrote:
>
> * Luis R. Rodriguez <mcgrof@...il.com> wrote:
>
>> On Wed, Nov 4, 2009 at 11:14 PM, Ingo Molnar <mingo@...e.hu> wrote:
>> >
>> > * Linus Torvalds <torvalds@...ux-foundation.org> wrote:
>> >
>> >> On Wed, 4 Nov 2009, Luis R. Rodriguez wrote:
>> >> >
>> >> > Can you please consider reviewing this issue and help determine if
>> >> > this indeed needs to be reverted for 2.6.32 and the next 2.6.31.y.
>> >> >
>> >> > I am curious if other devices would work by reverting this as well.
>> >> > [ ... ] For details please feel free to check:
>> >> >
>> >> > http://bugzilla.kernel.org/show_bug.cgi?id=14402
>> >>
>> >> That same commit was the cause for
>> >>
>> >> ?? ?? ?? http://bugzilla.kernel.org/show_bug.cgi?id=13940
>> >>
>> >> and we just increased the rounding to make it go away (see commit
>> >> 15b812f1). But that was a hack.
>> >>
>> >> And if that didn't help the ath9k case, then we should just revert
>> >> entirely.
>> >
>> > Agreed - below is the combo 15b812f1 + 5d423ccd revert. (Would be nice
>> > to get the boot log of the latest post-15b812f1 kernel that Yinghai
>> > asked for before we revert, in the hope of better understanding the
>> > problem.)
>>
>> Bernhard has confirmed the new patch fixes this issue.
>
> Good - so latest kernels should be fine (on Bernhard's box) and no
> change is needed, right?

Yea, but it does mean we need a fix propagated down to older kernels.

  Luis
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