Messages in this thread | | | Date | Thu, 10 May 2007 18:14:45 +0800 | From | "Zhao Forrest" <> | Subject | Re: [discuss] A question about GART aperture unmap |
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On 5/10/07, Andi Kleen <andi@firstfloor.org> wrote: > > After commenting out clear_kernel_mapping() line, the system would > > have sync flood and reset from time to time. However when with this > > clear_kernel_mapping() line, no system reset happened. > > Hmm, that should not happen. Normally the problems fixed by > this are expected to be very rare and you also should not get > sync flood, but just cache line corruption. While it might be possible > for random corruption to then cause sync flood that should be again > rather unlikely. If it's repeatable quickly something else > must be wrong.
Sorry, I missed the last sentence. This bug is reproduced by copying a large file(8G) and in the meanwhile compiling a linux kernel for about 1 to 2 days.
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