NAK: [SRU][Bionic][v2 0/7] Follow-up fixes for CVE-2017-5715 (Spectre v2) for s390x

[Khaled Elmously]

Based on off-thread feedback, Will send a v3 without patch #3 and with a slightly modified patch #4




On 2018-09-04 23:52:00 , Khalid Elmously wrote:
> Patches requested by IBM for Spectre v2.
> 
> Note that the 3rd patch ("KVM: s390: define GISA format-0") wasn't actually requested but is needed to avoid a compile failure in patch #4.
> 
> Build-tested for s390x
> 
> 
> Christian Borntraeger (2):
>   KVM: s390: implement CPU model only facilities
>   KVM: s390: add etoken support for guests
> 
> Khalid Elmously (1):
>   UBUNTU: SAUCE: bpf, s390x: remove ld_abs/ld_ind
> 
> Martin Schwidefsky (3):
>   s390: detect etoken facility
>   s390/lib: use expoline for all bcr instructions
>   s390: fix br_r1_trampoline for machines without exrl
> 
> Michael Mueller (1):
>   KVM: s390: define GISA format-0 data structure
> 
>  arch/s390/include/asm/kvm_host.h | 24 ++++++++++--
>  arch/s390/include/uapi/asm/kvm.h |  5 ++-
>  arch/s390/kernel/nospec-branch.c | 12 +++++-
>  arch/s390/kernel/nospec-sysfs.c  |  2 +
>  arch/s390/kvm/kvm-s390.c         | 67 ++++++++++++++++++++++----------
>  arch/s390/kvm/kvm-s390.h         |  2 -
>  arch/s390/kvm/vsie.c             |  9 ++++-
>  arch/s390/lib/mem.S              | 16 +++++---
>  arch/s390/net/bpf_jit_comp.c     | 11 ++++--
>  arch/s390/tools/gen_facilities.c | 23 ++++++++++-
>  10 files changed, 129 insertions(+), 42 deletions(-)
> 
> -- 
> 2.17.1
>