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Date: Thu, 21 Aug 2014 16:24:06 -0700 (PDT) From: David Miller <davem@...emloft.net> To: therbert@...gle.com Cc: alexander.h.duyck@...el.com, eric.dumazet@...il.com, netdev@...r.kernel.org Subject: Re: Performance regression on kernels 3.10 and newer From: Tom Herbert <therbert@...gle.com> Date: Thu, 14 Aug 2014 16:25:53 -0700 > I don't know if it's the same problem, but I did post a patch back in > January that would resolve false sharing of dst->__refcnt and rt_genid > in the same cacheline. We could revisit that if it helps. I think that regardless of what happens in the discussion here, you should repost that patch. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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