FreeBSD/src 3429c02 (r324937) — sys/net iflib.c
Some cache related optimizations 1. prefetch 128 bytes of mbufs. 2. Re-order filling the pkt_info so cache stalls happen at the end 3. Define empty prefetch2cachelines() macro when the function isn't present. Provides small performance improvments on some hardware Reviewed by: sbruno Approved by: sbruno (mentor) Sponsored by: Limelight Networks Differential Revision: https://reviews.freebsd.org/D12447
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