On 25.09.2013, at 17:42, Aneesh Kumar K.V wrote:

=20
Hi Alex,
=20
"Aneesh Kumar K.V" [off-list ref] writes:

quoted

quoted

quoted

quoted

Ok, please give me an example with real numbers and why it breaks.
=20

quoted

=20
=

http://mid.gmane.org/1376995766-16526-4-git-send-email-aneesh.kumar@linux.=
vnet.ibm.com

quoted

quoted

quoted

quoted

quoted

=20

=20
Didn't quiet get what you are looking for. As explained before, we =

now

quoted

quoted

quoted

need to pass an array with array size 3 even though we know we need =

to

quoted

quoted

quoted

read only 2 entries because kernel doesn't loop correctly.

=20
But we need to do that regardless, because newer QEMU needs to be =

able to run on older kernels, no?

quoted

quoted

=20

=20
yes. So use space will have to pass an array of size 3. But that =

should

quoted

not prevent us from fixing this right ?
=20

=20
Do we still want this patch or should I drop this ?

If we really want it we need to be able to tell user space that we =
support this feature through a CAP, so that it can act accordingly. =
Given the additional complexity of this and the fact that we do want to =
support older KVM versions regardless, I don't think it's worth the =
hassle.


Alex