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Date: Fri, 24 May 2013 13:24:41 +0100 From: David Vrabel <david.vrabel@...rix.com> To: Wei Liu <wei.liu2@...rix.com> CC: <xen-devel@...ts.xen.org>, <netdev@...r.kernel.org>, <ian.campbell@...rix.com>, <konrad.wilk@...cle.com> Subject: Re: [Xen-devel] [PATCH net-next 2/3] xen-netback: switch to per-cpu scratch space On 24/05/13 11:32, Wei Liu wrote: > There are maximum nr_onlie_cpus netback threads running. We can make use of > per-cpu scratch space to reduce the size of buffer space when we move to 1:1 > model. How much memory does this actually save? At first glance the savings don't seem worth it for the extra complexity wrt hotplugged VCPUs etc. David -- 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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