diff options
| author | Marc Zyngier <maz@kernel.org> | 2025-11-20 17:24:52 +0000 |
|---|---|---|
| committer | Oliver Upton <oupton@kernel.org> | 2025-11-24 14:29:11 -0800 |
| commit | fa8f11e8e18383d234c77ba08d347aed7883d39a (patch) | |
| tree | 1f6476ba380525d442e9ad2788c2737f080cc919 /drivers/irqchip | |
| parent | 8cb4ecec5e366b7dbbf200629a22624ad2340af5 (diff) | |
irqchip/gic: Expose CPU interface VA to KVM
Future changes will require KVM to be able to perform deactivations
by writing to the physical CPU interface. Add the corresponding
VA to the kvm_info structure, and let KVM stash it.
Tested-by: Fuad Tabba <tabba@google.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Tested-by: Mark Brown <broonie@kernel.org>
Link: https://msgid.link/20251120172540.2267180-3-maz@kernel.org
Signed-off-by: Oliver Upton <oupton@kernel.org>
Diffstat (limited to 'drivers/irqchip')
| -rw-r--r-- | drivers/irqchip/irq-gic.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c index 1269ab8eb726..ec70c84e9f91 100644 --- a/drivers/irqchip/irq-gic.c +++ b/drivers/irqchip/irq-gic.c @@ -1459,6 +1459,8 @@ static void __init gic_of_setup_kvm_info(struct device_node *node) if (ret) return; + gic_v2_kvm_info.gicc_base = gic_data[0].cpu_base.common_base; + if (static_branch_likely(&supports_deactivate_key)) vgic_set_kvm_info(&gic_v2_kvm_info); } @@ -1620,6 +1622,7 @@ static void __init gic_acpi_setup_kvm_info(void) return; gic_v2_kvm_info.maint_irq = irq; + gic_v2_kvm_info.gicc_base = gic_data[0].cpu_base.common_base; vgic_set_kvm_info(&gic_v2_kvm_info); } |