Grab a reference to the VM when handing a userspace stats fds for VMs and
vCPUs to ensure the stats files don't outlive the VM and its vCPUs, and add
a regression testcase in selftests.
Sean Christopherson (7):
KVM: Grab a reference to KVM for VM and vCPU stats file descriptors
KVM: selftests: Use pread() to read binary stats header
KVM: selftests: Clean up stats fd in common stats_test() helper
KVM: selftests: Explicitly free vcpus array in binary stats test
KVM: selftests: Verify userspace can create "redundant" binary stats
files
KVM: selftests: Verify stats fd can be dup()'d and read
KVM: selftests: Verify stats fd is usable after VM fd has been closed
.../selftests/kvm/include/kvm_util_base.h | 6 +-
.../selftests/kvm/kvm_binary_stats_test.c | 72 ++++++++++++-------
virt/kvm/kvm_main.c | 24 +++++++
3 files changed, 75 insertions(+), 27 deletions(-)
base-commit: 255006adb3da71bb75c334453786df781b415f54
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2.41.0.255.g8b1d071c50-goog
