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Date: Tue, 22 May 2007 08:59:15 +0100 From: Kieran Mansley <kmansley@...arflare.com> To: Keir Fraser <keir@...source.com> Cc: Stephen Hemminger <shemminger@...ux-foundation.org>, muli@...ibm.com, netdev@...r.kernel.org, xen-devel@...ts.xensource.com, herbert@...dor.apana.org.au Subject: Re: [Xen-devel] Re: [PATCH 3/4] [Net] Support Xen accelerated network plugin modules On Tue, 2007-05-22 at 08:48 +0100, Keir Fraser wrote: > > > On 22/5/07 08:28, "Kieran Mansley" <kmansley@...arflare.com> wrote: > > > On Tue, 2007-05-22 at 08:15 +0100, Kieran Mansley wrote: > >> RCU on its own wouldn't > >> prevent the accelerated plugin being unloaded while netfront was using > >> one of the hooks. > > > > Hmm, actually I think it could be used to do that. I'll take a look. > > Eagerly zap the function pointers, then wait one RCU period so every CPU > goes through a quiescent point before unloading the module? Yes, that's what I was going to try. Kieran - 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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