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path: root/drivers/xen/pcpu.c
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Diffstat (limited to 'drivers/xen/pcpu.c')
-rw-r--r--drivers/xen/pcpu.c35
1 files changed, 0 insertions, 35 deletions
diff --git a/drivers/xen/pcpu.c b/drivers/xen/pcpu.c
index cdc6daa7a9f6..1bcdd5227771 100644
--- a/drivers/xen/pcpu.c
+++ b/drivers/xen/pcpu.c
@@ -345,41 +345,6 @@ static irqreturn_t xen_pcpu_interrupt(int irq, void *dev_id)
return IRQ_HANDLED;
}
-/* Sync with Xen hypervisor after cpu hotadded */
-void xen_pcpu_hotplug_sync(void)
-{
- schedule_work(&xen_pcpu_work);
-}
-EXPORT_SYMBOL_GPL(xen_pcpu_hotplug_sync);
-
-/*
- * For hypervisor presented cpu, return logic cpu id;
- * For hypervisor non-presented cpu, return -ENODEV.
- */
-int xen_pcpu_id(uint32_t acpi_id)
-{
- int cpu_id = 0, max_id = 0;
- struct xen_platform_op op;
-
- op.cmd = XENPF_get_cpuinfo;
- while (cpu_id <= max_id) {
- op.u.pcpu_info.xen_cpuid = cpu_id;
- if (HYPERVISOR_platform_op(&op)) {
- cpu_id++;
- continue;
- }
-
- if (acpi_id == op.u.pcpu_info.acpi_id)
- return cpu_id;
- if (op.u.pcpu_info.max_present > max_id)
- max_id = op.u.pcpu_info.max_present;
- cpu_id++;
- }
-
- return -ENODEV;
-}
-EXPORT_SYMBOL_GPL(xen_pcpu_id);
-
static int __init xen_pcpu_init(void)
{
int irq, ret;