Date: Sat, 20 Jun 2009 12:36:57 +0200 From: Fabian Keil <freebsd-listen@fabiankeil.de> To: Jeff Roberson <jroberson@jroberson.net> Cc: current@freebsd.org, net@freebsd.org Subject: Re: mbuf layout optimizations Message-ID: <20090620123657.21728020@fabiankeil.de> In-Reply-To: <alpine.BSF.2.00.0906182307470.1025@desktop> References: <alpine.BSF.2.00.0906182307470.1025@desktop>
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Jeff Roberson <jroberson@jroberson.net> wrote: > http://people.freebsd.org/~jeff/mbuf2.diff > This is a call for testers and feedback on my mbuf layout improvements. > I'm trying to decide whether I will push to have these included in 8.0. > After reducing the scope slightly from my last patch, I have not > encountered any problems. Kip Macy has also been using it for the past > few weeks without issue. > > You should not expect any functional changes from this patch. The goal > is mostly to pave the way fors more sensible mbuf handling in the > future, although it does offer a few performance benefits. So far I haven't been able to reproduce the em-related panic I reported with an earlier version of the patch. I'm not sure if it was reproducible back then, though. Fabian
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