diff options
| author | Steven Price <steven.price@arm.com> | 2021-01-08 16:12:54 +0000 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2021-01-21 09:36:23 +0000 |
| commit | e1663372d5ffaa3fc79b7932878c5c860f735412 (patch) | |
| tree | 2deb028365b0aafaae4f106ed3fced176f581112 /virt | |
| parent | 7ba8b4380afbdbb29d53c50bee6563cd7457fc34 (diff) | |
KVM: arm64: Compute TPIDR_EL2 ignoring MTE tag
KASAN in HW_TAGS mode will store MTE tags in the top byte of the
pointer. When computing the offset for TPIDR_EL2 we don't want anything
in the top byte, so remove the tag to ensure the computation is correct
no matter what the tag.
Fixes: 94ab5b61ee16 ("kasan, arm64: enable CONFIG_KASAN_HW_TAGS")
Signed-off-by: Steven Price <steven.price@arm.com>
[maz: added comment]
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20210108161254.53674-1-steven.price@arm.com
Diffstat (limited to 'virt')
0 files changed, 0 insertions, 0 deletions