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| author | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2013-05-08 13:59:01 +0200 |
|---|---|---|
| committer | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2013-05-13 18:14:25 +0200 |
| commit | 3cc8e40e8ff8e232a9dd672da81beabd09f87366 (patch) | |
| tree | 821a167f2c7b2f0c3414fddda725b48dcd4a7bcb /arch/arm/xen | |
| parent | xen/arm: do not handle VCPUOP_register_vcpu_info failures (diff) | |
| download | linux-3cc8e40e8ff8e232a9dd672da81beabd09f87366.tar.xz linux-3cc8e40e8ff8e232a9dd672da81beabd09f87366.zip | |
xen/arm: rename xen_secondary_init and run it on every online cpu
Rename xen_secondary_init to xen_percpu_init.
Run xen_percpu_init on the each online cpu, reuse the current on_each_cpu call.
Merge xen_percpu_enable_events into xen_percpu_init.
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Diffstat (limited to 'arch/arm/xen')
| -rw-r--r-- | arch/arm/xen/enlighten.c | 15 |
1 files changed, 4 insertions, 11 deletions
diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c index 3dfa2b5c787d..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); @@ -168,7 +169,7 @@ static int __init xen_secondary_init(unsigned int cpu) BUG_ON(err); per_cpu(xen_vcpu, cpu) = vcpup; - return 0; + enable_percpu_irq(xen_events_irq, 0); } static void xen_restart(char str, const char *cmd) @@ -204,7 +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) { @@ -261,8 +261,6 @@ 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()) @@ -287,11 +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) @@ -305,7 +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; } |