[dpdk-dev] [PATCH] ixgbe: prefetch cacheline after pointer becomes valid
Bruce Richardson
bruce.richardson at intel.com
Fri Sep 25 17:22:33 CEST 2015
On Thu, Sep 24, 2015 at 05:23:26PM -0700, Zoltan Kiss wrote:
> At the original point the rx_pkts[pos( + n)] pointers are not initialized, so
> the code is prefetching random data.
>
> Signed-off-by: Zoltan Kiss <zoltan.kiss at linaro.org>
>
Apart from the whitespace issues pointed out by John, this fix looks ok and
testing shows no performance impact (as expected).
/Bruce
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