diff options
| author | Sean Christopherson <[email protected]> | 2020-07-02 19:35:31 -0700 |
|---|---|---|
| committer | Paolo Bonzini <[email protected]> | 2020-07-09 13:29:39 -0400 |
| commit | f3747a5a9e5a26934da8c956ceef42639cbc623c (patch) | |
| tree | 3ef7a5b0da95d3f69d207f8bebb6cb5d3236acca /tools/perf/scripts/python/bin | |
| parent | 832914452a9638b713a3ea9a490cbc18f3b164f2 (diff) | |
KVM: x86/mmu: Topup memory caches after walking GVA->GPA
Topup memory caches after walking the GVA->GPA translation during a
shadow page fault, there is no need to ensure the caches are full when
walking the GVA. As of commit f5a1e9f89504f ("KVM: MMU: remove call
to kvm_mmu_pte_write from walk_addr"), the FNAME(walk_addr) flow no
longer add rmaps via kvm_mmu_pte_write().
This avoids allocating memory in the case that the GVA is unmapped in
the guest, and also provides a paper trail of why/when the memory caches
need to be filled.
Reviewed-by: Ben Gardon <[email protected]>
Signed-off-by: Sean Christopherson <[email protected]>
Message-Id: <[email protected]>
Signed-off-by: Paolo Bonzini <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/bin')
0 files changed, 0 insertions, 0 deletions