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| author |  Marc Zyngier <maz@kernel.org>
| 2023-03-30 18:47:44 +0100 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org>
| 2023-03-30 19:01:09 +0100 |
| commit | 2b4825a8694018901e641ccc2eafd0fff58d1415 (patch) | |
| tree | a0746e93d0a29d57a8f841bd8ec8776da42a6abc /include/kvm | |
| parent | arm64: Add HAS_ECV_CNTPOFF capability (diff) | |
| download | linux-2b4825a8694018901e641ccc2eafd0fff58d1415.tar.gz linux-2b4825a8694018901e641ccc2eafd0fff58d1415.tar.bz2 linux-2b4825a8694018901e641ccc2eafd0fff58d1415.zip | |
KVM: arm64: timers: Use CNTPOFF_EL2 to offset the physical timer
With ECV and CNTPOFF_EL2, it is very easy to offer an offset for
the physical timer. So let's do just that.
Nothing can set the offset yet, so this should have no effect
whatsoever (famous last words...).
Reviewed-by: Colton Lewis <coltonlewis@google.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20230330174800.2677007-5-maz@kernel.org
Diffstat (limited to 'include/kvm')
| -rw-r--r-- | include/kvm/arm_arch_timer.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/kvm/arm_arch_timer.h b/include/kvm/arm_arch_timer.h index 70d47c4adc6a..2dd0fd2406fb 100644 --- a/include/kvm/arm_arch_timer.h +++ b/include/kvm/arm_arch_timer.h @@ -34,6 +34,8 @@ struct arch_timer_offset { struct arch_timer_vm_data { /* Offset applied to the virtual timer/counter */ u64 voffset; + /* Offset applied to the physical timer/counter */ + u64 poffset; }; struct arch_timer_context { |