Messages in this thread | | | Date | Wed, 15 Jun 2011 09:43:19 +0200 | From | Ingo Molnar <> | Subject | Re: [PATCH 6 of 6] x86, UV: correct UV2 BAU destination timeout |
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* Cliff Wickman <cpw@sgi.com> wrote:
> From: Cliff Wickman <cpw@sgi.com> > > Correct the UV2 broacast assist unit's destination timeout period. > The period is set in 4 bits of memory-mapped register MISC_CONTROL. > The left bit toggles base period between 10us and 80us. > The other 3 bits are the multiplier. > Decimal 15, hex f, gives the maximum: 7 * 80us > > And the activation status register in UV2 should be tested for a destination > timeout with a 4, not a 2. The values for Active versus Timeout were reversed.
This changelog tells us everything except what a user of this code would be most interested in: what was the practical effect of the bug, how badly does the user want the fix?
Thanks,
Ingo
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