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| author | Shivansh Dhiman <shivansh.dhiman@amd.com> | 2026-09-30 12:36:30 -0700 |
|---|---|---|
| committer | Sean Christopherson <seanjc@google.com> | 2026-09-30 14:22:24 -0700 |
| commit | 5cb0577b74971d578ab105f3b6a8f43fce1f3968 (patch) | |
| tree | af4e312b898a5dba3120754ee9ecdfebbf1bceda /scripts/basic/split-include.c | |
| parent | 7faa73133e40c59d15abd7201145b75834b067c6 (diff) | |
| download | linux-5cb0577b74971d578ab105f3b6a8f43fce1f3968.tar.gz linux-5cb0577b74971d578ab105f3b6a8f43fce1f3968.zip | |
KVM: nSVM: Disable LBRV in nested control cache when unsupported
Clear SVM_MISC2_ENABLE_V_LBR in __nested_copy_vmcb_control_to_cache() when
the vCPU does not support LBR Virtualization. This lets the cached value be
consumed directly instead of re-checking X86_FEATURE_LBRV on every access.
Suggested-by: Yosry Ahmed <yosry@kernel.org>
Signed-off-by: Shivansh Dhiman <shivansh.dhiman@amd.com>
Link: https://patch.msgid.link/20260930193634.3415089-9-seanjc@google.com
Signed-off-by: Sean Christopherson <seanjc@google.com>
Diffstat (limited to 'scripts/basic/split-include.c')
0 files changed, 0 insertions, 0 deletions