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authorStefano Stabellini <stefano.stabellini@eu.citrix.com>2015-10-22 16:20:46 +0000
committerDavid Vrabel <david.vrabel@citrix.com>2015-10-23 14:20:47 +0100
commita314e3eb845389b8f68130c79a63832229dea87b (patch)
tree94f59575eb25d7292e54f4fa31ad9627e393f853 /arch/arm/include
parent89bf4b4e4a8d9ab219cd03aada24e782cf0ac359 (diff)
downloadlinux-linaro-stable-a314e3eb845389b8f68130c79a63832229dea87b.tar.gz
xen/arm: Enable cpu_hotplug.c
Build cpu_hotplug for ARM and ARM64 guests. Rename arch_(un)register_cpu to xen_(un)register_cpu and provide an empty implementation on ARM and ARM64. On x86 just call arch_(un)register_cpu as we are already doing. Initialize cpu_hotplug on ARM. Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com> Reviewed-by: Julien Grall <julien.grall@citrix.com> Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Diffstat (limited to 'arch/arm/include')
-rw-r--r--arch/arm/include/asm/xen/hypervisor.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/arm/include/asm/xen/hypervisor.h b/arch/arm/include/asm/xen/hypervisor.h
index 04ff8e7b37df..95251512e2c4 100644
--- a/arch/arm/include/asm/xen/hypervisor.h
+++ b/arch/arm/include/asm/xen/hypervisor.h
@@ -26,4 +26,14 @@ void __init xen_early_init(void);
static inline void xen_early_init(void) { return; }
#endif
+#ifdef CONFIG_HOTPLUG_CPU
+static inline void xen_arch_register_cpu(int num)
+{
+}
+
+static inline void xen_arch_unregister_cpu(int num)
+{
+}
+#endif
+
#endif /* _ASM_ARM_XEN_HYPERVISOR_H */