diff options
| author | Suzuki K Poulose <suzuki.poulose@arm.com> | 2018-09-26 17:32:37 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-11-24 08:22:53 +0100 |
| commit | c1997d7041c75a82502cbd895f223e532bccc931 (patch) | |
| tree | 7b540a4c670f58c5946a6e48a511da12786a01e4 /security | |
| parent | 1a41082b01127d33048446f8b82beb32c7bdf580 (diff) | |
kvm: arm/arm64: Fix stage2_flush_memslot for 4 level page table
[ Upstream commit d2db7773ba864df6b4e19643dfc54838550d8049 ]
So far we have only supported 3 level page table with fixed IPA of
40bits, where PUD is folded. With 4 level page tables, we need
to check if the PUD entry is valid or not. Fix stage2_flush_memslot()
to do this check, before walking down the table.
Acked-by: Christoffer Dall <cdall@kernel.org>
Acked-by: Marc Zyngier <marc.zyngier@arm.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'security')
0 files changed, 0 insertions, 0 deletions