Date: Sat, 3 Sep 2011 10:32:05 -0400 From: Daniel Eischen <eischen@vigrid.com> To: Adrian Chadd <adrian@freebsd.org> Cc: Daniel Eischen <deischen@freebsd.org>, Eitan Adler <lists@eitanadler.com>, "freebsd-current@freebsd.org" <freebsd-current@freebsd.org> Subject: Re: ath0 no longer attaches, cardbus problems? Message-ID: <3C2243F3-8DBA-40A2-A7FF-B668A9809FEE@vigrid.com> In-Reply-To: <CAJ-Vmo=Y1V0fo%2B5_MWcnTk_DmoSPRbO8=B6eWLi28T2=yjmzUw@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> <CAJ-Vmo=Y1V0fo%2B5_MWcnTk_DmoSPRbO8=B6eWLi28T2=yjmzUw@mail.gmail.com>
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On Sep 3, 2011, at 2:02 AM, Adrian Chadd <adrian@freebsd.org> wrote: > On 3 September 2011 12:35, Eitan Adler <lists@eitanadler.com> wrote: >=20 >> 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. Yes this takes >> a while, but is the surest way to find the regression. >=20 > You shouldn't have to try many kernels. 130,000 revisions, only a max > of 18 attempts needed. :) >=20 > No, you don't need a whole buildworld. Just try booting the kernel and > see when it attaches. There's a reason I haven't upgraded this system in over a year. It takes a l= ong time to update the src tree and a long time to build a kernel. I miss t= he 2.x/3.x days where you could build world on system like this in about an h= our or so. -- DE=
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