Re: [Qemu-devel] [PATCH qom-cpu v2 02/29] kvm: Change cpu_synchronize_state() argument to CPUState

[Igor Mammedov <imammedo@redhat.com>]

On Sun, 16 Jun 2013 17:57:22 +0200
Andreas Färber <afaerber@suse.de> wrote:

> Change Monitor::mon_cpu to CPUState as well.
> In cpu_synchronize_all_states() use qemu_for_each_cpu() now.
> 
> Reviewed-by: liguang <lig.fnst@cn.fujitsu.com>
> Signed-off-by: Andreas Färber <afaerber@suse.de>
> ---
>  cpus.c                  | 8 ++++----
>  gdbstub.c               | 8 ++++----
>  hw/i386/kvm/apic.c      | 2 +-
>  hw/i386/kvmvapic.c      | 4 ++--
>  hw/misc/vmport.c        | 2 +-
>  hw/ppc/ppce500_spin.c   | 2 +-
>  include/sysemu/kvm.h    | 4 ++--
>  monitor.c               | 6 +++---
>  target-i386/helper.c    | 4 ++--
>  target-i386/kvm.c       | 2 +-
>  target-ppc/mmu-hash64.c | 2 +-
>  target-ppc/translate.c  | 2 +-
>  target-s390x/kvm.c      | 9 +++++----
>  13 files changed, 28 insertions(+), 27 deletions(-)
> 
> diff --git a/cpus.c b/cpus.c
> index c232265..3260f09 100644
> --- a/cpus.c
> +++ b/cpus.c
> @@ -407,10 +407,10 @@ void hw_error(const char *fmt, ...)
>  
>  void cpu_synchronize_all_states(void)
>  {
> -    CPUArchState *cpu;
> +    CPUArchState *env;
>  
> -    for (cpu = first_cpu; cpu; cpu = cpu->next_cpu) {
> -        cpu_synchronize_state(cpu);
> +    for (env = first_cpu; env; env = env->next_cpu) {
> +        cpu_synchronize_state(ENV_GET_CPU(env));
>      }
>  }
>  
> @@ -1219,7 +1219,7 @@ CpuInfoList *qmp_query_cpus(Error **errp)
>          CPUState *cpu = ENV_GET_CPU(env);
>          CpuInfoList *info;
>  
> -        cpu_synchronize_state(env);
> +        cpu_synchronize_state(cpu);
>  
>          info = g_malloc0(sizeof(*info));
>          info->value = g_malloc0(sizeof(*info->value));
> diff --git a/gdbstub.c b/gdbstub.c
> index 94c78ce..bbae06d 100644
> --- a/gdbstub.c
> +++ b/gdbstub.c
> @@ -2033,7 +2033,7 @@ static void gdb_breakpoint_remove_all(void)
>  
>  static void gdb_set_cpu_pc(GDBState *s, target_ulong pc)
>  {
> -    cpu_synchronize_state(s->c_cpu);
> +    cpu_synchronize_state(ENV_GET_CPU(s->c_cpu));
>  #if defined(TARGET_I386)
>      s->c_cpu->eip = pc;
>  #elif defined (TARGET_PPC)
> @@ -2232,7 +2232,7 @@ static int gdb_handle_packet(GDBState *s, const char *line_buf)
>          }
>          break;
>      case 'g':
> -        cpu_synchronize_state(s->g_cpu);
> +        cpu_synchronize_state(ENV_GET_CPU(s->g_cpu));
>          env = s->g_cpu;
>          len = 0;
>          for (addr = 0; addr < num_g_regs; addr++) {
> @@ -2243,7 +2243,7 @@ static int gdb_handle_packet(GDBState *s, const char *line_buf)
>          put_packet(s, buf);
>          break;
>      case 'G':
> -        cpu_synchronize_state(s->g_cpu);
> +        cpu_synchronize_state(ENV_GET_CPU(s->g_cpu));
>          env = s->g_cpu;
>          registers = mem_buf;
>          len = strlen(p) / 2;
> @@ -2411,7 +2411,7 @@ static int gdb_handle_packet(GDBState *s, const char *line_buf)
>              env = find_cpu(thread);
>              if (env != NULL) {
>                  CPUState *cpu = ENV_GET_CPU(env);
> -                cpu_synchronize_state(env);
> +                cpu_synchronize_state(cpu);
>                  len = snprintf((char *)mem_buf, sizeof(mem_buf),
>                                 "CPU#%d [%s]", cpu->cpu_index,
>                                 cpu->halted ? "halted " : "running");
> diff --git a/hw/i386/kvm/apic.c b/hw/i386/kvm/apic.c
> index 8f80425..bd0bdd8 100644
> --- a/hw/i386/kvm/apic.c
> +++ b/hw/i386/kvm/apic.c
> @@ -129,7 +129,7 @@ static void do_inject_external_nmi(void *data)
>      uint32_t lvt;
>      int ret;
>  
> -    cpu_synchronize_state(&s->cpu->env);
> +    cpu_synchronize_state(cpu);
>  
>      lvt = s->lvt[APIC_LVT_LINT1];
>      if (!(lvt & APIC_LVT_MASKED) && ((lvt >> 8) & 7) == APIC_DM_NMI) {
> diff --git a/hw/i386/kvmvapic.c b/hw/i386/kvmvapic.c
> index 655483b..f93629f 100644
> --- a/hw/i386/kvmvapic.c
> +++ b/hw/i386/kvmvapic.c
> @@ -456,7 +456,7 @@ void vapic_report_tpr_access(DeviceState *dev, CPUState *cs, target_ulong ip,
>      X86CPU *cpu = X86_CPU(cs);
>      CPUX86State *env = &cpu->env;
>  
> -    cpu_synchronize_state(env);
> +    cpu_synchronize_state(cs);
>  
>      if (evaluate_tpr_instruction(s, env, &ip, access) < 0) {
>          if (s->state == VAPIC_ACTIVE) {
> @@ -627,7 +627,7 @@ static void vapic_write(void *opaque, hwaddr addr, uint64_t data,
>      hwaddr rom_paddr;
>      VAPICROMState *s = opaque;
>  
> -    cpu_synchronize_state(env);
> +    cpu_synchronize_state(CPU(x86_env_get_cpu(env)));
why not use ENV_GET_CPU() here and in several other places below to make it
uniform?

>  
>      /*
>       * The VAPIC supports two PIO-based hypercalls, both via port 0x7E.
> diff --git a/hw/misc/vmport.c b/hw/misc/vmport.c
> index 57b71f5..8363dfd 100644
> --- a/hw/misc/vmport.c
> +++ b/hw/misc/vmport.c
> @@ -66,7 +66,7 @@ static uint64_t vmport_ioport_read(void *opaque, hwaddr addr,
>      unsigned char command;
>      uint32_t eax;
>  
> -    cpu_synchronize_state(env);
> +    cpu_synchronize_state(CPU(x86_env_get_cpu(env)));
>  
>      eax = env->regs[R_EAX];
>      if (eax != VMPORT_MAGIC)
> diff --git a/hw/ppc/ppce500_spin.c b/hw/ppc/ppce500_spin.c
> index 1290d37..ea65414 100644
> --- a/hw/ppc/ppce500_spin.c
> +++ b/hw/ppc/ppce500_spin.c
> @@ -98,7 +98,7 @@ static void spin_kick(void *data)
>      hwaddr map_size = 64 * 1024 * 1024;
>      hwaddr map_start;
>  
> -    cpu_synchronize_state(env);
> +    cpu_synchronize_state(cpu);
>      stl_p(&curspin->pir, env->spr[SPR_PIR]);
>      env->nip = ldq_p(&curspin->addr) & (map_size - 1);
>      env->gpr[3] = ldq_p(&curspin->r3);
> diff --git a/include/sysemu/kvm.h b/include/sysemu/kvm.h
> index 3e1db28..06da2b3 100644
> --- a/include/sysemu/kvm.h
> +++ b/include/sysemu/kvm.h
> @@ -263,10 +263,10 @@ void kvm_cpu_synchronize_state(CPUState *cpu);
>  
>  /* generic hooks - to be moved/refactored once there are more users */
>  
> -static inline void cpu_synchronize_state(CPUArchState *env)
> +static inline void cpu_synchronize_state(CPUState *cpu)
>  {
>      if (kvm_enabled()) {
> -        kvm_cpu_synchronize_state(ENV_GET_CPU(env));
> +        kvm_cpu_synchronize_state(cpu);
>      }
>  }
>  
> diff --git a/monitor.c b/monitor.c
> index 70ae8f5..19c297d 100644
> --- a/monitor.c
> +++ b/monitor.c
> @@ -191,7 +191,7 @@ struct Monitor {
>      QString *outbuf;
>      ReadLineState *rs;
>      MonitorControl *mc;
> -    CPUArchState *mon_cpu;
> +    CPUState *mon_cpu;
>      BlockDriverCompletionFunc *password_completion_cb;
>      void *password_opaque;
>      QError *error;
> @@ -900,7 +900,7 @@ int monitor_set_cpu(int cpu_index)
>      if (cpu == NULL) {
>          return -1;
>      }
> -    cur_mon->mon_cpu = cpu->env_ptr;
> +    cur_mon->mon_cpu = cpu;
>      return 0;
>  }
>  
> @@ -910,7 +910,7 @@ static CPUArchState *mon_get_cpu(void)
>          monitor_set_cpu(0);
>      }
>      cpu_synchronize_state(cur_mon->mon_cpu);
> -    return cur_mon->mon_cpu;
> +    return cur_mon->mon_cpu->env_ptr;
>  }
>  
>  int monitor_get_cpu_index(void)
> diff --git a/target-i386/helper.c b/target-i386/helper.c
> index 158710a..803945d 100644
> --- a/target-i386/helper.c
> +++ b/target-i386/helper.c
> @@ -187,7 +187,7 @@ void cpu_dump_state(CPUX86State *env, FILE *f, fprintf_function cpu_fprintf,
>      char cc_op_name[32];
>      static const char *seg_name[6] = { "ES", "CS", "SS", "DS", "FS", "GS" };
>  
> -    cpu_synchronize_state(env);
> +    cpu_synchronize_state(cs);
>  
>      eflags = cpu_compute_eflags(env);
>  #ifdef TARGET_X86_64
> @@ -1116,7 +1116,7 @@ static void do_inject_x86_mce(void *data)
>      CPUState *cpu = CPU(params->cpu);
>      uint64_t *banks = cenv->mce_banks + 4 * params->bank;
>  
> -    cpu_synchronize_state(cenv);
> +    cpu_synchronize_state(cpu);
>  
>      /*
>       * If there is an MCE exception being processed, ignore this SRAO MCE
> diff --git a/target-i386/kvm.c b/target-i386/kvm.c
> index 0b0adfd..39f4fbb 100644
> --- a/target-i386/kvm.c
> +++ b/target-i386/kvm.c
> @@ -2079,7 +2079,7 @@ static int kvm_handle_debug(X86CPU *cpu,
>          ret = EXCP_DEBUG;
>      }
>      if (ret == 0) {
> -        cpu_synchronize_state(env);
> +        cpu_synchronize_state(CPU(cpu));
>          assert(env->exception_injected == -1);
>  
>          /* pass to guest */
> diff --git a/target-ppc/mmu-hash64.c b/target-ppc/mmu-hash64.c
> index 43ccf45..5c67ec3 100644
> --- a/target-ppc/mmu-hash64.c
> +++ b/target-ppc/mmu-hash64.c
> @@ -78,7 +78,7 @@ void dump_slb(FILE *f, fprintf_function cpu_fprintf, CPUPPCState *env)
>      int i;
>      uint64_t slbe, slbv;
>  
> -    cpu_synchronize_state(env);
> +    cpu_synchronize_state(CPU(ppc_env_get_cpu(env)));
>  
>      cpu_fprintf(f, "SLB\tESID\t\t\tVSID\n");
>      for (i = 0; i < env->slb_nr; i++) {
> diff --git a/target-ppc/translate.c b/target-ppc/translate.c
> index 4590c6f..076cdac 100644
> --- a/target-ppc/translate.c
> +++ b/target-ppc/translate.c
> @@ -9534,7 +9534,7 @@ void cpu_dump_state (CPUPPCState *env, FILE *f, fprintf_function cpu_fprintf,
>  
>      int i;
>  
> -    cpu_synchronize_state(env);
> +    cpu_synchronize_state(CPU(ppc_env_get_cpu(env)));
>  
>      cpu_fprintf(f, "NIP " TARGET_FMT_lx "   LR " TARGET_FMT_lx " CTR "
>                  TARGET_FMT_lx " XER " TARGET_FMT_lx "\n",
> diff --git a/target-s390x/kvm.c b/target-s390x/kvm.c
> index 4d9ac4a..e7b3049 100644
> --- a/target-s390x/kvm.c
> +++ b/target-s390x/kvm.c
> @@ -450,7 +450,7 @@ static int kvm_sclp_service_call(S390CPU *cpu, struct kvm_run *run,
>      uint64_t code;
>      int r = 0;
>  
> -    cpu_synchronize_state(env);
> +    cpu_synchronize_state(CPU(cpu));
>      sccb = env->regs[ipbh0 & 0xf];
>      code = env->regs[(ipbh0 & 0xf0) >> 4];
>  
> @@ -656,16 +656,17 @@ static int s390_store_status(CPUS390XState *env, uint32_t parameter)
>  
>  static int s390_cpu_initial_reset(S390CPU *cpu)
>  {
> +    CPUState *cs = CPU(cpu);
>      CPUS390XState *env = &cpu->env;
>      int i;
>  
>      s390_del_running_cpu(cpu);
> -    if (kvm_vcpu_ioctl(CPU(cpu), KVM_S390_INITIAL_RESET, NULL) < 0) {
> +    if (kvm_vcpu_ioctl(cs, KVM_S390_INITIAL_RESET, NULL) < 0) {
>          perror("cannot init reset vcpu");
>      }
>  
>      /* Manually zero out all registers */
> -    cpu_synchronize_state(env);
> +    cpu_synchronize_state(cs);
>      for (i = 0; i < 16; i++) {
>          env->regs[i] = 0;
>      }
> @@ -685,7 +686,7 @@ static int handle_sigp(S390CPU *cpu, struct kvm_run *run, uint8_t ipa1)
>      S390CPU *target_cpu;
>      CPUS390XState *target_env;
>  
> -    cpu_synchronize_state(env);
> +    cpu_synchronize_state(CPU(cpu));
>  
>      /* get order code */
>      order_code = run->s390_sieic.ipb >> 28;
> -- 
> 1.8.1.4
> 
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-- 
Regards,
  Igor