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Date: Fri, 17 Oct 2014 12:48:05 -0700 From: Eric Dumazet <eric.dumazet@...il.com> To: David Miller <davem@...emloft.net> Cc: cwang@...pensource.com, kkolasa@...soft.pl, edumazet@...il.com, netdev@...r.kernel.org Subject: Re: something is wrong in commit 971f10eca1 - tcp: better TCP_SKB_CB layout to reduce cache line misses On Fri, 2014-10-17 at 15:29 -0400, David Miller wrote: > So I applied Cong's patches, but if I am to understand the testing feedback > so far only the 64-bit case of the reporter's problems is fixed, and that > the 32-bit graphics corruption still happens. > > Can I get some clarification of where we stand after Cong's fixes > which are already merged into 'net'? I spent some time on the (awful) memmove() implementation on x86_32, and could not find a bug in it. It would be worth trying doing 2 memcpy() instead just in case... -- 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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