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    SubjectRe: [patch] smp-2.3.29-B2, spinlocks, reboot

    On Wed, 24 Nov 1999, Robert Redelmeier wrote:

    > > the NMI oopser running on all SMP boxes unconditionally, which should
    > Yes. I have had one ooops I really ought to look up in .

    definitely. (preferably with 2.3.29+smp-B2)

    > My understanding is that you don't have a chance of atomicity unless
    > the address is aligned [so it won't cross cache lines]. [..]

    we align spinlocks properly. gcc aligns our spinlocks to 32-bit. 2.2
    relies on this, we'd break obviously if this wasnt the case.

    > > - cleaned up the reboot path, clean APIC/IOAPIC state after reboot
    > Is this related to the documented 82443BX erratum of hanging on
    > reboot when DRAM refresh is in progress?


    -- mingo

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