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    SubjectRe: [PATCH] Cleanup port 0x80 use (was: Re: IO delay ...)
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    > I am still wondering, though, why this method of getting a delay
    > is used so often. IMO in most places one could use udelay(1) instead,
    > with much less risk of doing wrong.

    udelay(1) I don't believe is enough. Unfortunately I can't find my
    documentation on the ISA bus which covers the timeout for acknowledging an
    address cycle. Otherwise for tsc capable boxes I agree entirely.
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