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Date: Fri, 19 Sep 2008 12:38:01 +0100 From: Ben Hutchings <bhutchings@...arflare.com> To: David Miller <davem@...emloft.net> Cc: netdev@...r.kernel.org Subject: Re: multiqueue interrupts... On Thu, 2008-09-18 at 19:38 -0700, David Miller wrote: [...] > So on a multiqueue card with 2 RX queues and 2 TX queues we'd > have names like: > > eth0-rx-0 > eth0-rx-1 > eth0-tx-0 > eth0-tx-1 > > So let's make an effort to get this done right in 2.6.28 and meanwhile > Arjan can add the irqbalanced code. What about the case where an interrupt is shared between RX and TX completions? Our hardware is very flexible in this regard, but based on performance testing prior to the introduction of TX multiqueue we currently allocate multiple interrupts for RX completions and share the first with TX completions. Ben. -- Ben Hutchings, Senior Software Engineer, Solarflare Communications Not speaking for my employer; that's the marketing department's job. They asked us to note that Solarflare product names are trademarked. -- 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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