Re: RFD: nanoseconds, rdtsc and SMP

Alan Cox (alan@lxorguk.ukuu.org.uk)
Thu, 25 Feb 1999 14:09:12 +0000 (GMT)

> On the i386, at least currently, they will all operate in sync, but
> may not start out from the same value (they are *supposed* to, but it
> turns out to be buggy in practice.)

They aren't even required to by the MP 1.1 spec at least, and I dont
remember seeing such a requirement in MP 1.4. It was just a convenient
"works all the time" assumption

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