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    SubjectRe: [patch] voluntary-preempt-2.6.9-rc1-bk4-Q4

    * Lee Revell <rlrevell@joe-job.com> wrote:

    > > > The problem only occurs when CONFIG_PREEMPT_HARDIRQS=y. Works fine
    > > > otherwise.
    > >
    > > i suspect it's the generic_synchronize_irq() change. Does -Q4 boot?:
    > >
    > > http://redhat.com/~mingo/voluntary-preempt/voluntary-preempt-2.6.9-rc1-bk4-Q4
    > >
    > > -Q4 reverts this change. (this doesnt solve the problems Scott noticed
    > > though.)
    > >
    > > another solution would be to boot Q3 with preempt_hardirqs=0 and then
    > > turn on threading for all IRQs but the keyboard.
    > >
    >
    > Nope, neither of these fixes the problem.

    the correct boot parameter is hardirq-preempt=0.

    Ingo
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