Re: Can we port IPv6 stack from higher version to lower verson

From: Christoph Hellwig
Date: Thu Nov 09 2006 - 12:23:57 EST


On Thu, Nov 09, 2006 at 09:12:02AM -0800, Stephen Hemminger wrote:
> On Thu, 9 Nov 2006 12:31:38 +0000
> Christoph Hellwig <hch@xxxxxxxxxxxxx> wrote:
>
> > On Thu, Nov 09, 2006 at 02:56:55PM +0800, Sun Zongjun-E5739C wrote:
> > > Hi, all
> > >
> > > I am currently using linux kernel2.6.9, but it does not support all the
> > > features of core IPv6 stack. What should I pay attention to if I want
> > > to porting the IPv6 stack in 2.6.18 or higher to 2.6.9? Net driver
> > > change, kernel lock method, memory management, and so on?
> > >
> > > Thanks very much for your kindly support.
> >
> > There are far too many things to consider to easily backport the changes.
> > Your best bet is to take a 2.6.18 tree and patch back in the 2.6.9 to
> > full whatever insane requirements your architects gave you.
>
> Or just build 2.6.18.2 and change the version number in the Makefile if
> you have some license restriction or IT bigot who says we need to stay on
> 2.6.9.

That's exactly what I meant to say, but I missed a 'the version number'
after 'patch back'. Sigh :-)
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