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Message-ID: <AANLkTik8EXfzTzJGBu9pQKQUO6WQM9p1gmr64vkQjA64@mail.gmail.com> Date: Sat, 4 Sep 2010 20:18:20 +0800 From: Changli Gao <xiaosuo@...il.com> To: Eric Dumazet <eric.dumazet@...il.com> Cc: "David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org Subject: Re: [PATCH] net: rps: add the shortcut for one rps_cpus On Sat, Sep 4, 2010 at 7:01 PM, Eric Dumazet <eric.dumazet@...il.com> wrote: > You are 'optimizing' a very unusual case and slow down 99% of normal > uses. > > Normal way to handle this, is to use irq affinity and deliver interrupts > directly to the target cpu. > > Some pseudo network devices may share the same interrupt, such as vlan network devices. In this case, setting the IRQ affinity can't work. -- Regards, Changli Gao(xiaosuo@...il.com) -- 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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