[patch] smp-2.3.43-B1, x86 SMP fixes

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smp-2.3.43-B1 includes smaller fixes for bugs introduced during the latest
bigger round of SMP cleanups.

Changes in smp-2.3.43-B1:

  - reverses parts of the pgtable.h flush_tlb optimization. It's just too
    complex to try to be too smart about flushing TLBs in an IRQ context.
    This bug causes frequent SMP crashes on vanilla 2.3.42 and
    pre2-2.3.43.

  - adds Linus' suggested 'fuzzy parsing' fix to
    IO_APIC_get_PCI_irq_vector() - this should fix some of the SMP + USB
    problems reported. It might also introduce problems on other systems
    so we'll see.

-- mingo

• TEXT/PLAIN attachment: smp-2.3.43-B1

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