On 9/16/2019 12:27 PM, Gavin Hu wrote:
> DPDK has well-defined barriers, such as CIO barriers and IO barriers.
>
> X86, as a strong ordering model, implements the barriers as compiler
> barriers, but on aarch64, as a weak memory ordering model, has fine
> grained barriers. Using correct while as r
DPDK has well-defined barriers, such as CIO barriers and IO barriers.
X86, as a strong ordering model, implements the barriers as compiler
barriers, but on aarch64, as a weak memory ordering model, has fine
grained barriers. Using correct while as relaxed as possible barriers
makes a perf differen
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