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QOM CPUState refactorings / X86CPU

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* Conversion of global CPU list to QTAILQ - preparing for CPU hot-unplug
 * Document X86CPU magic numbers for CPUID cache info
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Merge remote-tracking branch 'afaerber/tags/qom-cpu-for-anthony' into staging

QOM CPUState refactorings / X86CPU

* Conversion of global CPU list to QTAILQ - preparing for CPU hot-unplug
* Document X86CPU magic numbers for CPUID cache info

# gpg: Signature made Tue 03 Sep 2013 10:59:22 AM CDT using RSA key ID 3E7E013F
# gpg: Can't check signature: public key not found

# By Andreas Färber (3) and Eduardo Habkost (1)
# Via Andreas Färber
* afaerber/tags/qom-cpu-for-anthony:
  target-i386: Use #defines instead of magic numbers for CPUID cache info
  cpu: Replace qemu_for_each_cpu()
  cpu: Use QTAILQ for CPU list
  a15mpcore: Use qemu_get_cpu() for generic timers
This commit is contained in:
Anthony Liguori 2013-09-03 12:33:32 -05:00
commit aaa6a40194
31 changed files with 286 additions and 201 deletions
Download patch file Download diff file Expand all files Collapse all files

20
include/qom/cpu.h
View file

@ -23,6 +23,7 @@
#include <signal.h>
#include "hw/qdev-core.h"
#include "exec/hwaddr.h"
#include "qemu/queue.h"
#include "qemu/thread.h"
#include "qemu/tls.h"
#include "qemu/typedefs.h"
@ -190,7 +191,7 @@ struct CPUState {
struct GDBRegisterState *gdb_regs;
int gdb_num_regs;
int gdb_num_g_regs;
CPUState *next_cpu;
QTAILQ_ENTRY(CPUState) node;
int kvm_fd;
bool kvm_vcpu_dirty;
@ -202,7 +203,13 @@ struct CPUState {
uint32_t halted; /* used by alpha, cris, ppc TCG */
};
extern CPUState *first_cpu;
QTAILQ_HEAD(CPUTailQ, CPUState);
extern struct CPUTailQ cpus;
#define CPU_NEXT(cpu) QTAILQ_NEXT(cpu, node)
#define CPU_FOREACH(cpu) QTAILQ_FOREACH(cpu, &cpus, node)
#define CPU_FOREACH_SAFE(cpu, next_cpu) \
QTAILQ_FOREACH_SAFE(cpu, &cpus, node, next_cpu)
#define first_cpu QTAILQ_FIRST(&cpus)
DECLARE_TLS(CPUState *, current_cpu);
#define current_cpu tls_var(current_cpu)
@ -395,15 +402,6 @@ void run_on_cpu(CPUState *cpu, void (*func)(void *data), void *data);
*/
void async_run_on_cpu(CPUState *cpu, void (*func)(void *data), void *data);
/**
* qemu_for_each_cpu:
* @func: The function to be executed.
* @data: Data to pass to the function.
*
* Executes @func for each CPU.
*/
void qemu_for_each_cpu(void (*func)(CPUState *cpu, void *data), void *data);
/**
* qemu_get_cpu:
* @index: The CPUState@cpu_index value of the CPU to obtain.