Re: Patch "net: add dst_cache support" has been added to the 4.4-stable tree

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On Fri, Feb 23, 2018 at 09:39:13AM +0100, Paolo Abeni wrote:
> On Thu, 2018-02-22 at 19:23 +0100, gregkh@xxxxxxxxxxxxxxxxxxx wrote:
> > This is a note to let you know that I've just added the patch titled
> > 
> >     net: add dst_cache support
> > 
> > to the 4.4-stable tree which can be found at:
> >     http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
> > 
> > The filename of the patch is:
> >      net-add-dst_cache-support.patch
> > and it can be found in the queue-4.4 subdirectory.
> > 
> > If you, or anyone else, feels it should not be added to the stable tree,
> > please let <stable@xxxxxxxxxxxxxxx> know about it.
> 
> I see this patch is needed by "net: replace dst_cache ip6_tunnel
> implementation with the generic one", but I'm not 100% sure this is
> stable material ?!? the race addressed by the later patch is very hard
> to reproduce - I never saw that in real life scenario.

Manoj seems to have hit this in real devices, and asked for it to be
backported as it fixes a problem.

> Anyway, if this is going to land on stable, I suggest to add also:
> 
> commit 9b246841f4041f85265dec5f769c017fc36a0d33
> Author: Dave Jones <davej@xxxxxxxxxxxxxxxxx>
> Date:   Mon Mar 21 18:37:22 2016 -0400
> 
>     Make DST_CACHE a silent config option

Ah, nice, will go queue that one up too, thanks.

greg k-h



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