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    SubjectRe: 2.6.25-current-git hangs on boot unless CONFIG_CPU_IDLE=n-Apple
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    On Mon, 2008-04-07 at 01:20 +0200, Rafael J. Wysocki wrote:
    > On Monday, 7 of April 2008, Carlos R. Mafra wrote:
    > > On Sun 6.Apr'08 at 23:01:50 +0200, Rafael J. Wysocki wrote:
    > > > On Saturday, 5 of April 2008, Carlos R. Mafra wrote:
    > > > > On Fri 4.Apr'08 at 13:41:45 -0700, Pallipadi, Venkatesh wrote:
    > > > >
    > > > > > >>> Can you try the latest git and see whether this still is a problem?
    > > > > > >>
    > > > > > >>I've just updated to latest git, but it may take some time for it
    > > > > > >>to happen again (the first 3 boots were okay). Last time it happened
    > > > > > >>with 2.6.25-rc7-00149-gaf8be4e (I checked now).
    > > > > > >>
    > > > > > >>Do you have reasons to believe this issue was fixed since then?
    > > > > > >
    > > > > > >Yes. I think the patch here should have fixed the problem....
    > > > > > >Patch : http://marc.info/?l=linux-kernel&m=120674502201007&w=4
    > > > > > >
    > > > > >
    > > > > > Hmmmm.... Looking at latest git,
    > > > > > The above patch is not yet in git. Can you please apply the above patch
    > > > > > and see whether do you still see the problem.....
    > > > >
    > > > > OK, I will apply it manually and test it.
    > > > >
    > > > > For the record: yesterday my laptop hang at boot with v2.6.25-rc8-139-ge315c12
    > > > > (without the above patch).
    > > >
    > > > Carlos, please add yourself to the CC list at
    > > > http://bugzilla.kernel.org/show_bug.cgi?id=10093
    > >
    > > Rafael, I added myself to bug 10117 instead of 10093.
    > >
    > > I am sorry about this confusion, but the References: to
    > > both bug 10093 and 10117 are this email from Soeren
    > > http://lkml.org/lkml/2008/2/23/263 (and this is how I got
    > > to this thread)
    > >
    > > That is the hang which happens in my laptop with latest git.
    > > You can check that by looking at this picture I took while
    > > my laptop was hung http://www.ift.unesp.br/users/crmafra/dsc04673.jpg
    > >
    > > However you closed bug 10117, but that is not fixed for me so I am
    > > going to reopen it if you don't mind.
    >
    > OK
    >
    > Well, perhaps we should mark bug #10093 as a duplicate of bug #10117 or
    > vice versa. Soeren, are they really different?

    No idea... All I can tell is that I could not trigger the
    supports 8 throttling states hang anymore since quite a while... It
    looks like it got harder to trigger for Carlos too... maybe he could try
    to disable CONFIG_CPUIDLE and check if it is at least CPUIDLE related?

    Soeren


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