diff options
| author |   Sean Christopherson <seanjc@google.com> | 2023-07-28 18:35:31 -0700 |
|---|---|---|
| committer |   Paolo Bonzini <pbonzini@redhat.com> | 2023-08-31 14:08:16 -0400 |
| commit | e18c5429e0c4bf7b550211245dcbfc61e71a7e6f (patch) | |
| tree | 62657b61e455e13008fd67d0f7e88057dfffc697 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | KVM: x86/mmu: Rename page-track APIs to reflect the new reality (diff) | |
| download | linux-rng-e18c5429e0c4bf7b550211245dcbfc61e71a7e6f.tar.xz linux-rng-e18c5429e0c4bf7b550211245dcbfc61e71a7e6f.zip | |
KVM: x86/mmu: Assert that correct locks are held for page write-tracking
When adding/removing gfns to/from write-tracking, assert that mmu_lock
is held for write, and that either slots_lock or kvm->srcu is held.
mmu_lock must be held for write to protect gfn_write_track's refcount,
and SRCU or slots_lock must be held to protect the memslot itself.
Tested-by: Yan Zhao <yan.y.zhao@intel.com>
Tested-by: Yongwei Ma <yongwei.ma@intel.com>
Link: https://lore.kernel.org/r/20230729013535.1070024-26-seanjc@google.com
Signed-off-by: Sean Christopherson <seanjc@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions