Date: Sat, 3 Sep 2011 14:02:36 +0800 From: Adrian Chadd <adrian@freebsd.org> To: Eitan Adler <lists@eitanadler.com> Cc: Daniel Eischen <deischen@freebsd.org>, freebsd-current@freebsd.org Subject: Re: ath0 no longer attaches, cardbus problems? Message-ID: <CAJ-Vmo=Y1V0fo%2B5_MWcnTk_DmoSPRbO8=B6eWLi28T2=yjmzUw@mail.gmail.com> In-Reply-To: <CAF6rxgmwk%2BJXkSN%2B_TnduogPfD0P-W0MGunWiYSkYAyHVE26Xg@mail.gmail.com> References: <Pine.GSO.4.64.1108242007100.23746@sea.ntplx.net> <201108250940.44847.jhb@freebsd.org> <Pine.GSO.4.64.1108251313130.28322@sea.ntplx.net> <Pine.GSO.4.64.1109021226010.9560@sea.ntplx.net> <CAJ-Vmo=k14BTrrUJ4L4=83mjwPPgM7m=ik%2BhSzNEU4A8Dn%2BQFQ@mail.gmail.com> <CAF6rxgmwk%2BJXkSN%2B_TnduogPfD0P-W0MGunWiYSkYAyHVE26Xg@mail.gmail.com>
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On 3 September 2011 12:35, Eitan Adler <lists@eitanadler.com> wrote: > The best way to do this is to find a known working version of the > kernel and then "bisect" the version from the known bad and known good > versions until you arrive at the breaking commit. It is easier if you > look at the svn log to see which commits might matter. =A0Yes this takes > a while, but is the surest way to find the regression. You shouldn't have to try many kernels. 130,000 revisions, only a max of 18 attempts needed. :) No, you don't need a whole buildworld. Just try booting the kernel and see when it attaches. Thanks, Adrian
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