diff options
Diffstat (limited to 'arch/arm/xen/enlighten.c')
| -rw-r--r-- | arch/arm/xen/enlighten.c | 33 |
1 files changed, 14 insertions, 19 deletions
diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c index d30042e39974..13609e01f4b7 100644 --- a/arch/arm/xen/enlighten.c +++ b/arch/arm/xen/enlighten.c @@ -152,11 +152,12 @@ int xen_unmap_domain_mfn_range(struct vm_area_struct *vma, } EXPORT_SYMBOL_GPL(xen_unmap_domain_mfn_range); -static int __init xen_secondary_init(unsigned int cpu) +static void __init xen_percpu_init(void *unused) { struct vcpu_register_vcpu_info info; struct vcpu_info *vcpup; int err; + int cpu = get_cpu(); pr_info("Xen: initializing cpu%d\n", cpu); vcpup = per_cpu_ptr(xen_vcpu_info, cpu); @@ -165,14 +166,10 @@ static int __init xen_secondary_init(unsigned int cpu) info.offset = offset_in_page(vcpup); err = HYPERVISOR_vcpu_op(VCPUOP_register_vcpu_info, cpu, &info); - if (err) { - pr_debug("register_vcpu_info failed: err=%d\n", err); - } else { - /* This cpu is using the registered vcpu info, even if - later ones fail to. */ - per_cpu(xen_vcpu, cpu) = vcpup; - } - return 0; + BUG_ON(err); + per_cpu(xen_vcpu, cpu) = vcpup; + + enable_percpu_irq(xen_events_irq, 0); } static void xen_restart(char str, const char *cmd) @@ -208,7 +205,6 @@ static int __init xen_guest_init(void) const char *version = NULL; const char *xen_prefix = "xen,xen-"; struct resource res; - int i; node = of_find_compatible_node(NULL, NULL, "xen,xen"); if (!node) { @@ -265,19 +261,23 @@ static int __init xen_guest_init(void) sizeof(struct vcpu_info)); if (xen_vcpu_info == NULL) return -ENOMEM; - for_each_online_cpu(i) - xen_secondary_init(i); gnttab_init(); if (!xen_initial_domain()) xenbus_probe(NULL); + return 0; +} +core_initcall(xen_guest_init); + +static int __init xen_pm_init(void) +{ pm_power_off = xen_power_off; arm_pm_restart = xen_restart; return 0; } -core_initcall(xen_guest_init); +subsys_initcall(xen_pm_init); static irqreturn_t xen_arm_callback(int irq, void *arg) { @@ -285,11 +285,6 @@ static irqreturn_t xen_arm_callback(int irq, void *arg) return IRQ_HANDLED; } -static __init void xen_percpu_enable_events(void *unused) -{ - enable_percpu_irq(xen_events_irq, 0); -} - static int __init xen_init_events(void) { if (!xen_domain() || xen_events_irq < 0) @@ -303,7 +298,7 @@ static int __init xen_init_events(void) return -EINVAL; } - on_each_cpu(xen_percpu_enable_events, NULL, 0); + on_each_cpu(xen_percpu_init, NULL, 0); return 0; } |