mbox series

[v2,0/4] Enable CET userspace support

Message ID 20230720111445.99509-1-weijiang.yang@intel.com (mailing list archive)
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Series Enable CET userspace support | expand

Message

Yang, Weijiang July 20, 2023, 11:14 a.m. UTC 
CET virtualization requires VMM userspace setup for CET feature
bits enumeration, this series enables all related settings.

Guest CET user and kernel mode SHSTK/IBT are both supported.

Changes in v2:
1. Added supervisor CET states support.
2. Consolidated all CET states in a struct of vmstate.

v1 link:
https://lore.kernel.org/all/20230421041227.90915-1-weijiang.yang@intel.com/


Yang Weijiang (4):
  target/i386: Enable XSAVES support for CET states
  target/i386: Add CET MSRs access interface
  target/i386: Add CET states to vmstate
  target/i386: Advertise CET related flags in feature words

 target/i386/cpu.c     | 54 +++++++++++++++++++++++++++++----------
 target/i386/cpu.h     | 41 ++++++++++++++++++++++++++++++
 target/i386/kvm/kvm.c | 59 +++++++++++++++++++++++++++++++++++++++++++
 target/i386/machine.c | 28 ++++++++++++++++++++
 4 files changed, 169 insertions(+), 13 deletions(-)


base-commit: a342ce9dfeed8088c426e5d51d4a7e47f3764b84