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Date: Thu, 25 Jun 2009 12:35:22 +0300 (EEST) From: "Ilpo Järvinen" <ilpo.jarvinen@...sinki.fi> To: Jens Rosenboom <me@...r.de> cc: Netdev <netdev@...r.kernel.org> Subject: Re: PATCH: ipv6: avoid wraparound for expired lifetimes On Thu, 25 Jun 2009, Jens Rosenboom wrote: > On Thu, Jun 25, 2009 at 11:40:19AM +0300, Ilpo Järvinen wrote: > > On Thu, 25 Jun 2009, Jens Rosenboom wrote: > > > > > If the valid or preferred lifetime for an address expires, the kernel > > > shows huge values for these due to a counter wrap, > > > > I suspect we have plenty of potentially counter-wrapped printouts all > > around the kernel. So you're fixing just a tip of the iceberg. > > So are you implying that because I don't fix all of them at once, I > shouldn't bother to start at all? I meant that fixing this place alone won't magically fix the rest which suffer from the very same symptoms even though you might have never seen the other cases in practice (that's why I used the iceberg parable). I was thinking that some kind of helper would be useful for annotating what is happening and changing the other places too (not necessarily in the very same patch). -- i.
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