Messages in this thread | | | Date | Tue, 15 Mar 2016 16:23:33 +0200 | Subject | Re: [RFC PATCH kernel] Revert "net/mlx4_core: Set UAR page size to 4KB regardless of system page size" | From | Or Gerlitz <> |
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On Tue, Mar 15, 2016 at 2:18 PM, Christoph Hellwig <hch@infradead.org> wrote: > On Tue, Mar 15, 2016 at 12:40:06PM +0200, Or Gerlitz wrote: >> "[..] Regarding backward compatibility in SR-IOV, if hypervisor has >> this new code, the virtual OS must be updated. [...]"
> Which is broken, we can't break user or guest VM ABIs ever.
Let us check. I was under (the maybe wrong) impression, that before this patch both PF/VF drivers were not operative on some systems, so on those systems it's fair to require the VF driver to be patched too.
Or.
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