mbox series

[v1,0/4] Get writable masks for feature ID from userspace

Message ID 20230919175017.538312-1-jingzhangos@google.com (mailing list archive)
Headers show
Series Get writable masks for feature ID from userspace | expand

Message

Jing Zhang Sept. 19, 2023, 5:50 p.m. UTC 
This patch series were part of [1], but actually are independent from that.
In this patch series, a VM ioctl is added to allow userspace to get writable
masks for feature ID registers.
Another two fixes for ID registers are also included in this series.
This is based on v6.6-rc2.

[1] https://lore.kernel.org/all/20230821212243.491660-1-jingzhangos@google.com

---

Jing Zhang (3):
  KVM: arm64: Allow userspace to get the writable masks for feature ID
    registers
  KVM: arm64: Document KVM_ARM_GET_REG_WRITABLE_MASKS
  KVM: arm64: Use guest ID register values for the sake of emulation

Oliver Upton (1):
  KVM: arm64: Reject attempts to set invalid debug arch version

 Documentation/virt/kvm/api.rst    |  42 ++++++++++++
 arch/arm64/include/asm/kvm_host.h |   2 +
 arch/arm64/include/uapi/asm/kvm.h |  32 +++++++++
 arch/arm64/kvm/arm.c              |  10 +++
 arch/arm64/kvm/sys_regs.c         | 104 ++++++++++++++++++++++++++++--
 include/uapi/linux/kvm.h          |   2 +
 6 files changed, 186 insertions(+), 6 deletions(-)


base-commit: ce9ecca0238b140b88f43859b211c9fdfd8e5b70