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08fd8c1768
- ACPI support for guests on ARM platforms.
- Generic steal time support for arm and x86.
- Support cases where kernel cpu is not Xen VCPU number (e.g., if
in-guest kexec is used).
- Use the system workqueue instead of a custom workqueue in various
places.
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Merge tag 'for-linus-4.8-rc0-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip
Pull xen updates from David Vrabel:
"Features and fixes for 4.8-rc0:
- ACPI support for guests on ARM platforms.
- Generic steal time support for arm and x86.
- Support cases where kernel cpu is not Xen VCPU number (e.g., if
in-guest kexec is used).
- Use the system workqueue instead of a custom workqueue in various
places"
* tag 'for-linus-4.8-rc0-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip: (47 commits)
xen: add static initialization of steal_clock op to xen_time_ops
xen/pvhvm: run xen_vcpu_setup() for the boot CPU
xen/evtchn: use xen_vcpu_id mapping
xen/events: fifo: use xen_vcpu_id mapping
xen/events: use xen_vcpu_id mapping in events_base
x86/xen: use xen_vcpu_id mapping when pointing vcpu_info to shared_info
x86/xen: use xen_vcpu_id mapping for HYPERVISOR_vcpu_op
xen: introduce xen_vcpu_id mapping
x86/acpi: store ACPI ids from MADT for future usage
x86/xen: update cpuid.h from Xen-4.7
xen/evtchn: add IOCTL_EVTCHN_RESTRICT
xen-blkback: really don't leak mode property
xen-blkback: constify instance of "struct attribute_group"
xen-blkfront: prefer xenbus_scanf() over xenbus_gather()
xen-blkback: prefer xenbus_scanf() over xenbus_gather()
xen: support runqueue steal time on xen
arm/xen: add support for vm_assist hypercall
xen: update xen headers
xen-pciback: drop superfluous variables
xen-pciback: short-circuit read path used for merging write values
...
43 lines
936 B
C
43 lines
936 B
C
#ifndef _ASM_X86_CPU_H
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#define _ASM_X86_CPU_H
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#include <linux/device.h>
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#include <linux/cpu.h>
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#include <linux/topology.h>
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#include <linux/nodemask.h>
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#include <linux/percpu.h>
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#ifdef CONFIG_SMP
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extern void prefill_possible_map(void);
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#else /* CONFIG_SMP */
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static inline void prefill_possible_map(void) {}
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#define cpu_physical_id(cpu) boot_cpu_physical_apicid
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#define cpu_acpi_id(cpu) 0
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#define safe_smp_processor_id() 0
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#endif /* CONFIG_SMP */
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struct x86_cpu {
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struct cpu cpu;
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};
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#ifdef CONFIG_HOTPLUG_CPU
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extern int arch_register_cpu(int num);
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extern void arch_unregister_cpu(int);
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extern void start_cpu0(void);
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#ifdef CONFIG_DEBUG_HOTPLUG_CPU0
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extern int _debug_hotplug_cpu(int cpu, int action);
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#endif
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#endif
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int mwait_usable(const struct cpuinfo_x86 *);
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unsigned int x86_family(unsigned int sig);
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unsigned int x86_model(unsigned int sig);
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unsigned int x86_stepping(unsigned int sig);
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#endif /* _ASM_X86_CPU_H */
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