Re: Xen-kernel: Update to 4.14 or 4.19?

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Hi,

On Thu, Mar 07, 2019 at 05:42:13PM +0000, George Dunlap wrote:
> Hey all,
> 
> We've been on 4.9 for some time now, and while it's still supported, I
> think it's time to start thinking about upgrading, and I'd like input
> from the community about which version to move up to.
> 

First let's get the current 4.9.16x PR merged and kernel update pushed out.
It should fix the tty/ldisc problem causing crashes in dom0.


> 4.19 has been out for almost 5 months now.  It will include PVH domU
> support, and PVH dom0 support in what _is believed_ to be the final
> form; so when the Virt SIG moves to a version of Xen that supports PVH
> dom0, the kernel will already be in place with no need to upgrade.
> 
> The other option would be to move to 4.14: Probably more stable (as
> it's been out for over a year now), but doesn't have either PVH domU
> or PVH dom0 support.
> 
> I'd suggest 4.19. Any other opinions?
> 

+1 for 4.19 kernel as the next version.

How about blktap2 driver? In our current 4.9 kernel we have the blktap2 patch included. 
I think Johnny originally ported the earlier 3.18 kernel blktap2 patch to 4.9.


>  -George
>

Thanks,

-- Pasi

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