xen/x86-cpufreq-report.patch
Charles Arnold 17854f1c81 - Upstream patches from Jan
25833-32on64-bogus-pt_base-adjust.patch                                                                                                                
  25835-adjust-rcu-lock-domain.patch                                                                                                                     
  25836-VT-d-S3-MSI-resume.patch                                                                                                                         
  25850-tmem-xsa-15-1.patch                                                                                                                              
  25851-tmem-xsa-15-2.patch                                                                                                                              
  25852-tmem-xsa-15-3.patch                                                                                                                              
  25853-tmem-xsa-15-4.patch                                                                                                                              
  25854-tmem-xsa-15-5.patch                                                                                                                              
  25855-tmem-xsa-15-6.patch                                                                                                                              
  25856-tmem-xsa-15-7.patch                                                                                                                              
  25857-tmem-xsa-15-8.patch                                                                                                                              
  25858-tmem-xsa-15-9.patch                                                                                                                              
  25859-tmem-missing-break.patch                                                                                                                         
  25860-tmem-cleanup.patch                                                                                                                               
  25861-x86-early-fixmap.patch                                                                                                                           
  25862-sercon-non-com.patch                                                                                                                             
  25863-sercon-ehci-dbgp.patch                                                                                                                           
  25864-sercon-unused.patch                                                                                                                              
  25866-sercon-ns16550-pci-irq.patch                                                                                                                     
  25867-sercon-ns16550-parse.patch                                                                                                                       
  25874-x86-EFI-chain-cfg.patch                                                                                                                          
  25909-xenpm-consistent.patch

OBS-URL: https://build.opensuse.org/package/show/Virtualization/xen?expand=0&rev=201
2012-09-21 14:45:08 +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>
@@ -639,6 +639,41 @@ ret_t do_platform_op(XEN_GUEST_HANDLE(xe
}
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
@@ -504,6 +504,16 @@ 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*);
@@ -530,6 +540,7 @@ 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;
};