xen/23781-pm-wide-ACPI-ids.patch
Charles Arnold 800917b5a2 - bnc#717650 - Unable to start VM
- Update to Xen 4.1.2_rc2 c/s 23152

- bnc#716695 - domUs using tap devices will not start
  updated multi-xvdp.patch

- Upstream patches from Jan
  23803-intel-pmu-models.patch
  23800-x86_64-guest-addr-range.patch
  23795-intel-ich10-quirk.patch
  23804-x86-IPI-counts.patch 

- bnc#706106 - Inconsistent reporting of VM names during migration
  xend-migration-domname-fix.patch

- bnc#712823 - L3:Xen guest does not start reliable when rebooted
  xend-vcpu-affinity-fix.patch

OBS-URL: https://build.opensuse.org/package/show/Virtualization/xen?expand=0&rev=143
2011-09-15 21:43:21 +00:00

75 lines
2.3 KiB
Diff

# HG changeset patch
# User Jan Beulich <jbeulich@novell.com>
# Date 1314004239 -3600
# Node ID 0849b0e59e2418e8215616df147f955b01b07577
# Parent 07f78b5bd03c02e32324eaa00487643d27b7ffa8
pm: don't truncate processors' ACPI IDs to 8 bits
This is just another adjustment to allow systems with very many CPUs
(or unusual ACPI IDs) to be properly power-managed.
Signed-off-by: Jan Beulich <jbeulich@novell.com>
Index: xen-4.1.2-testing/xen/arch/ia64/linux-xen/acpi.c
===================================================================
--- xen-4.1.2-testing.orig/xen/arch/ia64/linux-xen/acpi.c
+++ xen-4.1.2-testing/xen/arch/ia64/linux-xen/acpi.c
@@ -223,11 +223,14 @@ static u16 ia64_acpiid_to_sapicid[ MAX_L
{[0 ... MAX_LOCAL_SAPIC - 1] = 0xffff };
/* acpi id to cpu id */
-int get_cpu_id(u8 acpi_id)
+int get_cpu_id(u32 acpi_id)
{
int i;
u16 apic_id;
+ if ( acpi_id >= MAX_LOCAL_SAPIC )
+ return -EINVAL;
+
apic_id = ia64_acpiid_to_sapicid[acpi_id];
if ( apic_id == 0xffff )
return -EINVAL;
Index: xen-4.1.2-testing/xen/arch/x86/acpi/cpu_idle.c
===================================================================
--- xen-4.1.2-testing.orig/xen/arch/x86/acpi/cpu_idle.c
+++ xen-4.1.2-testing/xen/arch/x86/acpi/cpu_idle.c
@@ -901,11 +901,14 @@ static void set_cx(
acpi_power->safe_state = cx;
}
-int get_cpu_id(u8 acpi_id)
+int get_cpu_id(u32 acpi_id)
{
int i;
u32 apic_id;
+ if ( acpi_id >= MAX_MADT_ENTRIES )
+ return -1;
+
apic_id = x86_acpiid_to_apicid[acpi_id];
if ( apic_id == BAD_APICID )
return -1;
@@ -982,7 +985,7 @@ long set_cx_pminfo(uint32_t cpu, struct
print_cx_pminfo(cpu, power);
/* map from acpi_id to cpu_id */
- cpu_id = get_cpu_id((u8)cpu);
+ cpu_id = get_cpu_id(cpu);
if ( cpu_id == -1 )
{
printk(XENLOG_ERR "no cpu_id for acpi_id %d\n", cpu);
Index: xen-4.1.2-testing/xen/include/acpi/cpufreq/processor_perf.h
===================================================================
--- xen-4.1.2-testing.orig/xen/include/acpi/cpufreq/processor_perf.h
+++ xen-4.1.2-testing/xen/include/acpi/cpufreq/processor_perf.h
@@ -6,7 +6,7 @@
#define XEN_PX_INIT 0x80000000
-int get_cpu_id(u8);
+int get_cpu_id(u32);
int powernow_cpufreq_init(void);
unsigned int powernow_register_driver(void);
unsigned int get_measured_perf(unsigned int cpu, unsigned int flag);