Re: [GIT PULL 0/5] KVM: s390: Fixes for 4.4

[Paolo Bonzini <pbonzini@redhat.com>]

On 19/11/2015 15:09, Christian Borntraeger wrote:
> Paolo,
> 
> The following changes since commit 8005c49d9aea74d382f474ce11afbbc7d7130bec:
> 
>   Linux 4.4-rc1 (2015-11-15 17:00:27 -0800)
> 
> are available in the git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/kvms390/linux.git  tags/kvm-s390-master-4.4-1
> 
> for you to fetch changes up to 152e9f65d66f0a3891efc3869440becc0e7ff53f:
> 
>   KVM: s390: fix wrong lookup of VCPUs by array index (2015-11-19 14:47:43 +0100)
> 
> ----------------------------------------------------------------
> KVM: s390: Fixes for 4.4
> 
> 1. disallow changing the SIMD mode when CPUs have been created.
>    it allowed userspace to corrupt kernel memory
> 2. Fix vCPU lookup. Until now the vCPU number equals the vCPU id. Some
>    kernel code places relied on that. This might
>    a: cause guest failures
>    b: allow userspace to corrupt kernel memory
> 3. Fencing of the PFMF instruction should use the guest facilities
>    and not the host facilities.
> 
> ----------------------------------------------------------------
> David Hildenbrand (4):
>       KVM: s390: enable SIMD only when no VCPUs were created
>       KVM: Provide function for VCPU lookup by id
>       KVM: s390: avoid memory overwrites on emergency signal injection
>       KVM: s390: fix wrong lookup of VCPUs by array index
> 
> Heiko Carstens (1):
>       KVM: s390: fix pfmf intercept handler
> 
>  arch/s390/kvm/interrupt.c |  7 +++++--
>  arch/s390/kvm/kvm-s390.c  |  6 +++++-
>  arch/s390/kvm/priv.c      |  2 +-
>  arch/s390/kvm/sigp.c      |  8 ++------
>  include/linux/kvm_host.h  | 11 +++++++++++
>  5 files changed, 24 insertions(+), 10 deletions(-)
> 

Pulled, thanks (for now to kvm/next, since that's what Stephen Rothwell
tests daily).

Paolo