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[Qemu-devel] [PATCH 10/35] cpu: Move stop field to CPUState
From: |
Andreas Färber |
Subject: |
[Qemu-devel] [PATCH 10/35] cpu: Move stop field to CPUState |
Date: |
Wed, 31 Oct 2012 01:59:41 +0100 |
Change its type to bool.
Signed-off-by: Andreas Färber <address@hidden>
---
cpu-defs.h | 1 -
cpus.c | 27 ++++++++++++++++++---------
include/qemu/cpu.h | 2 ++
3 Dateien geändert, 20 Zeilen hinzugefügt(+), 10 Zeilen entfernt(-)
diff --git a/cpu-defs.h b/cpu-defs.h
index 3b8bc20..7a6378c 100644
--- a/cpu-defs.h
+++ b/cpu-defs.h
@@ -205,7 +205,6 @@ typedef struct CPUWatchpoint {
/* user data */ \
void *opaque; \
\
- uint32_t stop; /* Stop request */ \
uint32_t stopped; /* Artificially stopped */ \
struct QemuCond *halt_cond; \
struct qemu_work_item *queued_work_first, *queued_work_last; \
diff --git a/cpus.c b/cpus.c
index 8abaa69..2341ebb 100644
--- a/cpus.c
+++ b/cpus.c
@@ -64,7 +64,9 @@ static CPUArchState *next_cpu;
static bool cpu_thread_is_idle(CPUArchState *env)
{
- if (env->stop || env->queued_work_first) {
+ CPUState *cpu = ENV_GET_CPU(env);
+
+ if (cpu->stop || env->queued_work_first) {
return false;
}
if (env->stopped || !runstate_is_running()) {
@@ -448,7 +450,9 @@ static void do_vm_stop(RunState state)
static int cpu_can_run(CPUArchState *env)
{
- if (env->stop) {
+ CPUState *cpu = ENV_GET_CPU(env);
+
+ if (cpu->stop) {
return 0;
}
if (env->stopped || !runstate_is_running()) {
@@ -687,8 +691,8 @@ static void qemu_wait_io_event_common(CPUArchState *env)
{
CPUState *cpu = ENV_GET_CPU(env);
- if (env->stop) {
- env->stop = 0;
+ if (cpu->stop) {
+ cpu->stop = false;
env->stopped = 1;
qemu_cond_signal(&qemu_pause_cond);
}
@@ -941,7 +945,8 @@ void pause_all_vcpus(void)
qemu_clock_enable(vm_clock, false);
while (penv) {
- penv->stop = 1;
+ CPUState *pcpu = ENV_GET_CPU(penv);
+ pcpu->stop = true;
qemu_cpu_kick(penv);
penv = penv->next_cpu;
}
@@ -950,7 +955,8 @@ void pause_all_vcpus(void)
cpu_stop_current();
if (!kvm_enabled()) {
while (penv) {
- penv->stop = 0;
+ CPUState *pcpu = ENV_GET_CPU(penv);
+ pcpu->stop = 0;
penv->stopped = 1;
penv = penv->next_cpu;
}
@@ -974,7 +980,8 @@ void resume_all_vcpus(void)
qemu_clock_enable(vm_clock, true);
while (penv) {
- penv->stop = 0;
+ CPUState *pcpu = ENV_GET_CPU(penv);
+ pcpu->stop = false;
penv->stopped = 0;
qemu_cpu_kick(penv);
penv = penv->next_cpu;
@@ -1054,7 +1061,8 @@ void qemu_init_vcpu(void *_env)
void cpu_stop_current(void)
{
if (cpu_single_env) {
- cpu_single_env->stop = 0;
+ CPUState *cpu_single_cpu = ENV_GET_CPU(cpu_single_env);
+ cpu_single_cpu->stop = false;
cpu_single_env->stopped = 1;
cpu_exit(cpu_single_env);
qemu_cond_signal(&qemu_pause_cond);
@@ -1136,6 +1144,7 @@ static void tcg_exec_all(void)
}
for (; next_cpu != NULL && !exit_request; next_cpu = next_cpu->next_cpu) {
CPUArchState *env = next_cpu;
+ CPUState *cpu = ENV_GET_CPU(env);
qemu_clock_enable(vm_clock,
(env->singlestep_enabled & SSTEP_NOTIMER) == 0);
@@ -1146,7 +1155,7 @@ static void tcg_exec_all(void)
cpu_handle_guest_debug(env);
break;
}
- } else if (env->stop || env->stopped) {
+ } else if (cpu->stop || env->stopped) {
break;
}
}
diff --git a/include/qemu/cpu.h b/include/qemu/cpu.h
index 3ab2e25..04c7848 100644
--- a/include/qemu/cpu.h
+++ b/include/qemu/cpu.h
@@ -55,6 +55,7 @@ typedef struct CPUClass {
/**
* CPUState:
* @created: Indicates whether the CPU thread has been successfully created.
+ * @stop: Indicates a pending stop request.
*
* State of one CPU core or thread.
*/
@@ -69,6 +70,7 @@ struct CPUState {
#endif
bool thread_kicked;
bool created;
+ bool stop;
/* TODO Move common fields from CPUArchState here. */
};
--
1.7.10.4
- [Qemu-devel] [PATCH 08/35] cpus: Pass CPUState to qemu_cpu_kick_thread(), (continued)
- [Qemu-devel] [PATCH 08/35] cpus: Pass CPUState to qemu_cpu_kick_thread(), Andreas Färber, 2012/10/30
- [Qemu-devel] [PATCH 13/35] cpus: Pass CPUState to cpu_is_stopped(), Andreas Färber, 2012/10/30
- [Qemu-devel] [PATCH 06/35] target-i386: Pass X86CPU to cpu_x86_load_seg_cache_sipi(), Andreas Färber, 2012/10/30
- [Qemu-devel] [PATCH 14/35] cpus: Pass CPUState to cpu_can_run(), Andreas Färber, 2012/10/30
- [Qemu-devel] [PATCH 16/35] cpus: Pass CPUState to qemu_tcg_cpu_thread_fn, Andreas Färber, 2012/10/30
- [Qemu-devel] [PATCH 15/35] cpu: Move halt_cond to CPUState, Andreas Färber, 2012/10/30
- [Qemu-devel] [PATCH 07/35] cpus: Pass CPUState to qemu_cpu_is_self(), Andreas Färber, 2012/10/30
- [Qemu-devel] [PATCH 11/35] ppce500_spin: Store PowerPCCPU in SpinKick, Andreas Färber, 2012/10/30
- [Qemu-devel] [PATCH 05/35] apic: Store X86CPU in APICCommonState, Andreas Färber, 2012/10/30
- [Qemu-devel] [PATCH 18/35] ppc: Pass PowerPCCPU to {ppc6xx, ppc970, power7, ppc40x, ppce500}_set_irq(), Andreas Färber, 2012/10/30
- [Qemu-devel] [PATCH 10/35] cpu: Move stop field to CPUState,
Andreas Färber <=
- [Qemu-devel] [PATCH 12/35] cpu: Move stopped field to CPUState, Andreas Färber, 2012/10/30
- [Qemu-devel] [PATCH 23/35] cpus: Pass CPUState to qemu_wait_io_event_common(), Andreas Färber, 2012/10/30
- [Qemu-devel] [PATCH 17/35] cpus: Pass CPUState to qemu_tcg_init_vcpu(), Andreas Färber, 2012/10/30
- [Qemu-devel] [PATCH 22/35] cpus: Pass CPUState to flush_queued_work(), Andreas Färber, 2012/10/30
- [Qemu-devel] [PATCH 21/35] cpu: Move queued_work_{first, last} to CPUState, Andreas Färber, 2012/10/30
- [Qemu-devel] [PATCH 19/35] target-ppc: Rename kvm_kick_{env => cpu} and pass PowerPCCPU, Andreas Färber, 2012/10/30
- [Qemu-devel] [PATCH 24/35] xtensa_pic: Pass XtensaCPU to xtensa_ccompare_cb(), Andreas Färber, 2012/10/30
- [Qemu-devel] [PATCH 26/35] target-ppc: Pass PowerPCCPU to cpu_ppc_hypercall, Andreas Färber, 2012/10/30
- [Qemu-devel] [PATCH 20/35] cpus: Pass CPUState to qemu_cpu_kick(), Andreas Färber, 2012/10/30
- [Qemu-devel] [PATCH 25/35] target-ppc: Pass PowerPCCPU to powerpc_excp(), Andreas Färber, 2012/10/30