diff options
| author | Dapeng Mi <dapeng1.mi@linux.intel.com> | 2025-12-05 16:17:05 -0800 |
|---|---|---|
| committer | Sean Christopherson <seanjc@google.com> | 2026-01-08 11:52:12 -0800 |
| commit | 283a5aa57b2223abf2f73afcc714c4d4553660f2 (patch) | |
| tree | 8dd131de56d6b3c6da0831b5dabf2485b4a50464 /tools/perf/lib/Documentation/tutorial/git@git.tavy.me:linux.git | |
| parent | f7a65e58d64340c3c0e390ea4e1c4857cd451f1f (diff) | |
KVM: x86/pmu: Handle emulated instruction for mediated vPMU
Mediated vPMU needs to accumulate the emulated instructions into counter
and load the counter into HW at vm-entry.
Moreover, if the accumulation leads to counter overflow, KVM needs to
update GLOBAL_STATUS and inject PMI into guest as well.
Suggested-by: Sean Christopherson <seanjc@google.com>
Signed-off-by: Dapeng Mi <dapeng1.mi@linux.intel.com>
Signed-off-by: Mingwei Zhang <mizhang@google.com>
Tested-by: Xudong Hao <xudong.hao@intel.com>
Tested-by: Manali Shukla <manali.shukla@amd.com>
Link: https://patch.msgid.link/20251206001720.468579-30-seanjc@google.com
Signed-off-by: Sean Christopherson <seanjc@google.com>
Diffstat (limited to 'tools/perf/lib/Documentation/tutorial/git@git.tavy.me:linux.git')
0 files changed, 0 insertions, 0 deletions