diff options
Diffstat (limited to 'arch/arm64/kvm/vgic/vgic-init.c')
-rw-r--r-- | arch/arm64/kvm/vgic/vgic-init.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/arch/arm64/kvm/vgic/vgic-init.c b/arch/arm64/kvm/vgic/vgic-init.c index 58cbda00e56d..2fdb65529594 100644 --- a/arch/arm64/kvm/vgic/vgic-init.c +++ b/arch/arm64/kvm/vgic/vgic-init.c @@ -482,6 +482,16 @@ static irqreturn_t vgic_maintenance_handler(int irq, void *data) return IRQ_HANDLED; } +static struct gic_kvm_info *gic_kvm_info; + +void __init vgic_set_kvm_info(const struct gic_kvm_info *info) +{ + BUG_ON(gic_kvm_info != NULL); + gic_kvm_info = kmalloc(sizeof(*info), GFP_KERNEL); + if (gic_kvm_info) + *gic_kvm_info = *info; +} + /** * kvm_vgic_init_cpu_hardware - initialize the GIC VE hardware * @@ -509,10 +519,8 @@ void kvm_vgic_init_cpu_hardware(void) */ int kvm_vgic_hyp_init(void) { - const struct gic_kvm_info *gic_kvm_info; int ret; - gic_kvm_info = gic_get_kvm_info(); if (!gic_kvm_info) return -ENODEV; @@ -536,10 +544,14 @@ int kvm_vgic_hyp_init(void) ret = -ENODEV; } + kvm_vgic_global_state.maint_irq = gic_kvm_info->maint_irq; + + kfree(gic_kvm_info); + gic_kvm_info = NULL; + if (ret) return ret; - kvm_vgic_global_state.maint_irq = gic_kvm_info->maint_irq; ret = request_percpu_irq(kvm_vgic_global_state.maint_irq, vgic_maintenance_handler, "vgic", kvm_get_running_vcpus()); |