diff options
| author | Will Deacon <will@kernel.org> | 2026-03-30 15:48:28 +0100 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2026-03-30 16:58:09 +0100 |
| commit | 5991916392d844ba6ed6c0d320ac6578f52e39b6 (patch) | |
| tree | 39ee1327749c849be0bfeee7053e4178bbce7c32 /tools/perf/scripts/python/bin | |
| parent | 281a38ad2920b5ccfbbc2a0ca0caeee110ad5d6b (diff) | |
KVM: arm64: Return -EFAULT from VCPU_RUN on access to a poisoned pte
If a protected vCPU faults on an IPA which appears to be mapped, query
the hypervisor to determine whether or not the faulting pte has been
poisoned by a forceful reclaim. If the pte has been poisoned, return
-EFAULT back to userspace rather than retrying the instruction forever.
Tested-by: Fuad Tabba <tabba@google.com>
Tested-by: Mostafa Saleh <smostafa@google.com>
Signed-off-by: Will Deacon <will@kernel.org>
Link: https://patch.msgid.link/20260330144841.26181-28-will@kernel.org
Signed-off-by: Marc Zyngier <maz@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/bin')
0 files changed, 0 insertions, 0 deletions