[Skiboot] [PATCH] npu2/hw-procedures: Fence bricks via NTL instead of MISC
arbab at linux.ibm.com
Thu Jul 12 02:11:23 AEST 2018
On Wed, Jul 11, 2018 at 01:56:10PM +1000, Andrew Donnellan wrote:
>Hmm, I wonder whether there's any side effects from how we use
>NPU2_MISC_FENCE_STATE in the opencapi code... anything we should be
I can't tell if the opencapi code is similar enough to run into the root
problem which motivated the change.
Would it be possible for every brick to be fenced at once, say if you
did FLR on every device simultaneously? Even if so, I don't know if that
would then defeat ATS as it does in the NVLink case.
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