diff options
| author | Will Deacon <will@kernel.org> | 2026-03-30 15:48:26 +0100 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2026-03-30 16:58:09 +0100 |
| commit | 56080f53a6ad779b971eb7f4f7a232498805d867 (patch) | |
| tree | 3c592fb20026bd73abb6cc98f2e9ea6eb146da10 /tools/perf/scripts/python/bin/stackcollapse-report | |
| parent | 70346d632b4d98dd33391fa263ab8bed7d9d934f (diff) | |
KVM: arm64: Introduce hypercall to force reclaim of a protected page
Introduce a new hypercall, __pkvm_force_reclaim_guest_page(), to allow
the host to forcefully reclaim a physical page that was previous donated
to a protected guest. This results in the page being zeroed and the
previous guest mapping being poisoned so that new pages cannot be
subsequently donated at the same IPA.
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/20260330144841.26181-26-will@kernel.org
Signed-off-by: Marc Zyngier <maz@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/bin/stackcollapse-report')
0 files changed, 0 insertions, 0 deletions