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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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a314e3eb84
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>
40 lines
776 B
C
40 lines
776 B
C
#ifndef _ASM_ARM_XEN_HYPERVISOR_H
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#define _ASM_ARM_XEN_HYPERVISOR_H
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#include <linux/init.h>
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extern struct shared_info *HYPERVISOR_shared_info;
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extern struct start_info *xen_start_info;
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/* Lazy mode for batching updates / context switch */
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enum paravirt_lazy_mode {
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PARAVIRT_LAZY_NONE,
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PARAVIRT_LAZY_MMU,
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PARAVIRT_LAZY_CPU,
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};
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static inline enum paravirt_lazy_mode paravirt_get_lazy_mode(void)
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{
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return PARAVIRT_LAZY_NONE;
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}
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extern struct dma_map_ops *xen_dma_ops;
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#ifdef CONFIG_XEN
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void __init xen_early_init(void);
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#else
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static inline void xen_early_init(void) { return; }
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#endif
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#ifdef CONFIG_HOTPLUG_CPU
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static inline void xen_arch_register_cpu(int num)
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{
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}
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static inline void xen_arch_unregister_cpu(int num)
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{
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}
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#endif
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#endif /* _ASM_ARM_XEN_HYPERVISOR_H */
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