xen/x86-cpufreq-report.patch
Charles Arnold 11035112e8 - Upstream patches from Jan
51d277a3-x86-don-t-pass-negative-time-to-gtime_to_gtsc-try-2.patch
  51d27807-iommu-amd-Fix-logic-for-clearing-the-IOMMU-interrupt-bits.patch
  51d27841-iommu-amd-Workaround-for-erratum-787.patch
  51daa074-Revert-hvmloader-always-include-HPET-table.patch 

- Dropped deprecated or unnecessary patches
  pvdrv-import-shared-info.patch 
  minios-fixups.patch

OBS-URL: https://build.opensuse.org/package/show/Virtualization/xen?expand=0&rev=258
2013-07-17 02:04:59 +00:00

81 lines
2.4 KiB
Diff

--- a/xen/arch/x86/platform_hypercall.c
+++ b/xen/arch/x86/platform_hypercall.c
@@ -25,7 +25,7 @@
#include <xen/irq.h>
#include <asm/current.h>
#include <public/platform.h>
-#include <acpi/cpufreq/processor_perf.h>
+#include <acpi/cpufreq/cpufreq.h>
#include <asm/edd.h>
#include <asm/mtrr.h>
#include <asm/io_apic.h>
@@ -597,6 +597,41 @@ ret_t do_platform_op(XEN_GUEST_HANDLE_PA
}
break;
+ case XENPF_get_cpu_freq:
+ case XENPF_get_cpu_freq_min:
+ case XENPF_get_cpu_freq_max:
+ {
+ struct vcpu *v;
+ const struct cpufreq_policy *policy;
+
+ if ( op->u.get_cpu_freq.vcpu >= current->domain->max_vcpus ||
+ !(v = current->domain->vcpu[op->u.get_cpu_freq.vcpu]) )
+ {
+ ret = -EINVAL;
+ break;
+ }
+
+ policy = per_cpu(cpufreq_cpu_policy, v->processor);
+ switch ( op->cmd & -!!policy )
+ {
+ case XENPF_get_cpu_freq:
+ op->u.get_cpu_freq.freq = policy->cur;
+ break;
+ case XENPF_get_cpu_freq_min:
+ op->u.get_cpu_freq.freq = policy->min;
+ break;
+ case XENPF_get_cpu_freq_max:
+ op->u.get_cpu_freq.freq = policy->max;
+ break;
+ default:
+ op->u.get_cpu_freq.freq = 0;
+ break;
+ }
+ if ( __copy_field_to_guest(u_xenpf_op, op, u.get_cpu_freq.freq) )
+ ret = -EFAULT;
+ }
+ break;
+
default:
ret = -ENOSYS;
break;
--- a/xen/include/public/platform.h
+++ b/xen/include/public/platform.h
@@ -527,6 +527,16 @@ struct xenpf_core_parking {
typedef struct xenpf_core_parking xenpf_core_parking_t;
DEFINE_XEN_GUEST_HANDLE(xenpf_core_parking_t);
+#define XENPF_get_cpu_freq ('N' << 24)
+#define XENPF_get_cpu_freq_min (XENPF_get_cpu_freq + 1)
+#define XENPF_get_cpu_freq_max (XENPF_get_cpu_freq_min + 1)
+struct xenpf_get_cpu_freq {
+ /* IN variables */
+ uint32_t vcpu;
+ /* OUT variables */
+ uint32_t freq; /* in kHz */
+};
+
/*
* ` enum neg_errnoval
* ` HYPERVISOR_platform_op(const struct xen_platform_op*);
@@ -553,6 +563,7 @@ struct xen_platform_op {
struct xenpf_cpu_hotadd cpu_add;
struct xenpf_mem_hotadd mem_add;
struct xenpf_core_parking core_parking;
+ struct xenpf_get_cpu_freq get_cpu_freq;
uint8_t pad[128];
} u;
};