Re: [PATCH 00/31 v2] PTI support for x86_32

[Andy Lutomirski]

On Feb 11, 2018, at 9:40 AM, Mark D Rustad <mrustad@xxxxxxxxx> wrote:

>> On Feb 11, 2018, at 2:59 AM, Adam Borowski <kilobyte@xxxxxxxxxx> wrote:
>> 
>>> Does Debian make it easy to upgrade to a 64-bit kernel if you have a
>>> 32-bit install?
>> 
>> Quite easy, yeah.  Crossgrading userspace is not for the faint of the heart,
>> but changing just the kernel is fine.
> 
> ISTR that iscsi doesn't work when running a 64-bit kernel with a 32-bit userspace. I remember someone offered kernel patches to fix it, but I think they were rejected. I haven't messed with that stuff in many years, so perhaps the userspace side now has accommodation for it. It might be something to check on.
> 

At the risk of suggesting heresy, should we consider removing x86_32 support at some point?