Date: Mon, 17 Mar 2014 07:54:36 +0000 From: David Malone <dwmalone@maths.tcd.ie> To: Robert Watson <rwatson@FreeBSD.org> Cc: svn-src-head@FreeBSD.org, svn-src-all@FreeBSD.org, src-committers@FreeBSD.org Subject: Re: svn commit: r263198 - in head/sys: amd64/conf conf net netinet netinet6 sys Message-ID: <20140317075436.GA5864@walton.maths.tcd.ie> In-Reply-To: <201403150057.s2F0vofg081606@svn.freebsd.org> References: <201403150057.s2F0vofg081606@svn.freebsd.org>
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> (1) Merge a software implementation of the Toeplitz hash specified in > RSS implemented by David Malone. This is used to allow suitable > pcbgroup placement of connections before the first packet is > received from the NIC. Software hashing is generally avoided, > however, due to high cost of the hash on general-purpose CPUs. I could look at a faster software implementation, but I guess most of the value is when hashing is done on the NIC. David.
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