> > You can work around this by creating a loopback connection (ie an RC > connection from the local HCA to itself) and post atomic operations to > that QP instead of accessing the memory directly with the CPU. > Right but that's really slow, specially if you're implementing some sort of synchronization scheme that happens really often. Isn't it possible to do something such as interrupting the CPU and have it do the operation? For an atomic operation (small data) maybe the overhead is not that large?!
Cheers, Rui -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
