Messages in this thread | | | Date | Thu, 28 Feb 2008 02:10:20 +0100 | From | Andrea Arcangeli <> | Subject | Re: [patch 2/6] mmu_notifier: Callbacks to invalidate address ranges |
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On Wed, Feb 27, 2008 at 05:03:21PM -0800, Christoph Lameter wrote: > RDMA works across a network and I would assume that it needs confirmation > that a connection has been torn down before pages can be unmapped.
Depends on the latency of the network, for example with page pinning it can even try to reduce the wait time, by tearing down the mapping in range_begin and spin waiting the ack only later in range_end.
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