* Re: [Qemu-devel] [PATCH] s390x: Fence huge pages prior to 3.1
[not found] <20180928093435.198573-1-frankja@linux.ibm.com>
@ 2018-10-01 12:58 ` Cornelia Huck
0 siblings, 0 replies; only message in thread
From: Cornelia Huck @ 2018-10-01 12:58 UTC (permalink / raw)
To: Janosch Frank; +Cc: qemu-devel, david, borntraeger, qemu-s390x, thuth
On Fri, 28 Sep 2018 11:34:35 +0200
Janosch Frank <frankja@linux.ibm.com> wrote:
> As the kernel has no way of disallowing the start of a huge page
> backed VM, we can migrate a running huge backed VM to a host that has
> no huge page KVM support.
>
> Let's glue huge page support support to the 3.1 machine, so we do not
> migrate to a destination host that doesn't have QEMU huge page support
> and can stop migration if KVM doesn't indicate support.
>
> Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
> ---
> hw/s390x/s390-virtio-ccw.c | 10 ++++++++++
> include/hw/s390x/s390-virtio-ccw.h | 3 +++
> target/s390x/kvm.c | 6 ++++++
> 3 files changed, 19 insertions(+)
Thanks, applied.
^ permalink raw reply [flat|nested] only message in thread