Thomas> How does an adapter guarantee that no bridges or other
Thomas> intervening devices reorder their writes, or for that
Thomas> matter flush them to memory at all!?
That's a good point. The HCA would have to do a read to flush the
posted writes, and I'm sure it's not doing that (since it would add
horrible latency for no good reason).
I guess it's not safe to rely on ordering of RDMA writes after all.
- R.
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