[GIT,PULL,v1,00/20] KVM: s390: some non-trivial fixes and cleanups for 6.14

Pull-request

https://git.kernel.org/pub/scm/linux/kernel/git/kvms390/linux.git tags/kvm-s390-next-6.14-1

Message

Claudio Imbrenda Jan. 30, 2025, 9:50 a.m. UTC

Ciao Paolo,

please pull the following changes:

- some selftest fixes
- move some kvm-related functions from mm into kvm
- remove all usage of page->index and page->lru from kvm
- fixes and cleanups for vsie


The following changes since commit 72deda0abee6e705ae71a93f69f55e33be5bca5c:

  Merge tag 'soundwire-6.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/soundwire (2025-01-29 14:38:19 -0800)

are available in the Git repository at:

  https://git.kernel.org/pub/scm/linux/kernel/git/kvms390/linux.git tags/kvm-s390-next-6.14-1

for you to fetch changes up to 8bc53739bc8f26c3418ca17a7dbe030bce22a60d:

  KVM: s390: selftests: Streamline uc_skey test to issue iske after sske (2025-01-30 08:49:54 +0100)

----------------------------------------------------------------
- some selftest fixes
- move some kvm-related functions from mm into kvm
- remove all usage of page->index and page->lru from kvm
- fixes and cleanups for vsie

----------------------------------------------------------------
Christoph Schlameuss (1):
      KVM: s390: selftests: Streamline uc_skey test to issue iske after sske

Claudio Imbrenda (14):
      KVM: s390: wrapper for KVM_BUG
      KVM: s390: fake memslot for ucontrol VMs
      KVM: s390: selftests: fix ucontrol memory region test
      KVM: s390: move pv gmap functions into kvm
      KVM: s390: use __kvm_faultin_pfn()
      KVM: s390: get rid of gmap_fault()
      KVM: s390: get rid of gmap_translate()
      KVM: s390: move some gmap shadowing functions away from mm/gmap.c
      KVM: s390: stop using page->index for non-shadow gmaps
      KVM: s390: stop using lists to keep track of used dat tables
      KVM: s390: move gmap_shadow_pgt_lookup() into kvm
      KVM: s390: remove useless page->index usage
      KVM: s390: move PGSTE softbits
      KVM: s390: remove the last user of page->index

David Hildenbrand (4):
      KVM: s390: vsie: fix some corner-cases when grabbing vsie pages
      KVM: s390: vsie: stop using page->index
      KVM: s390: vsie: stop messing with page refcount
      KVM: s390: vsie: stop using "struct page" for vsie page

Sean Christopherson (1):
      KVM: Do not restrict the size of KVM-internal memory regions

 Documentation/virt/kvm/api.rst                   |   2 +-
 arch/s390/include/asm/gmap.h                     |  20 +-
 arch/s390/include/asm/kvm_host.h                 |   6 +-
 arch/s390/include/asm/pgtable.h                  |  21 +-
 arch/s390/include/asm/uv.h                       |   6 +-
 arch/s390/kernel/uv.c                            | 292 +---------
 arch/s390/kvm/Makefile                           |   2 +-
 arch/s390/kvm/gaccess.c                          |  44 +-
 arch/s390/kvm/gmap-vsie.c                        | 142 +++++
 arch/s390/kvm/gmap.c                             | 212 +++++++
 arch/s390/kvm/gmap.h                             |  39 ++
 arch/s390/kvm/intercept.c                        |   7 +-
 arch/s390/kvm/interrupt.c                        |  19 +-
 arch/s390/kvm/kvm-s390.c                         | 237 ++++++--
 arch/s390/kvm/kvm-s390.h                         |  19 +
 arch/s390/kvm/pv.c                               |  21 +
 arch/s390/kvm/vsie.c                             | 106 ++--
 arch/s390/mm/gmap.c                              | 681 +++++------------------
 arch/s390/mm/pgalloc.c                           |   2 -
 tools/testing/selftests/kvm/s390/ucontrol_test.c |  32 +-
 virt/kvm/kvm_main.c                              |  10 +-
 21 files changed, 990 insertions(+), 930 deletions(-)
 create mode 100644 arch/s390/kvm/gmap-vsie.c
 create mode 100644 arch/s390/kvm/gmap.c
 create mode 100644 arch/s390/kvm/gmap.h