Re: is it possible to avoid syncing after an rdma write?

Or Gerlitz
2010-02-17T10:40:46Z

Andy Grover wrote:
> RDS follows each RDMA write op with a Send op [...] we want to omit the Send
Andy,

This way or another the side which isn't initiating the rdma write has
to be notified that the local buffer && rkey (stag) they advertised can
now invalidated from the HCA/RNIC IOMMU, its mapping from the node
IOMMU, returned to the pool it was allocated from, reclaimed by higher
layers etc.

Or.