cpu: Move exit_request field to CPUState

Since it was located before breakpoints field, it needs to be reset.

Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Andreas Färber 2012-12-17 08:02:44 +01:00
parent 0315c31cda
commit fcd7d0034b
8 changed files with 18 additions and 14 deletions

View file

@ -196,7 +196,7 @@ int cpu_exec(CPUArchState *env)
cpu_single_env = env;
if (unlikely(exit_request)) {
env->exit_request = 1;
cpu->exit_request = 1;
}
#if defined(TARGET_I386)
@ -537,8 +537,8 @@ int cpu_exec(CPUArchState *env)
next_tb = 0;
}
}
if (unlikely(env->exit_request)) {
env->exit_request = 0;
if (unlikely(cpu->exit_request)) {
cpu->exit_request = 0;
env->exception_index = EXCP_INTERRUPT;
cpu_loop_exit(env);
}
@ -591,7 +591,7 @@ int cpu_exec(CPUArchState *env)
starting execution if there is a pending interrupt. */
env->current_tb = tb;
barrier();
if (likely(!env->exit_request)) {
if (likely(!cpu->exit_request)) {
tc_ptr = tb->tc_ptr;
/* execute the generated code */
next_tb = tcg_qemu_tb_exec(env, tc_ptr);

4
exec.c
View file

@ -492,7 +492,9 @@ void cpu_reset_interrupt(CPUArchState *env, int mask)
void cpu_exit(CPUArchState *env)
{
env->exit_request = 1;
CPUState *cpu = ENV_GET_CPU(env);
cpu->exit_request = 1;
cpu_unlink_tb(env);
}

View file

@ -513,13 +513,14 @@ static target_ulong h_cede(PowerPCCPU *cpu, sPAPREnvironment *spapr,
target_ulong opcode, target_ulong *args)
{
CPUPPCState *env = &cpu->env;
CPUState *cs = CPU(cpu);
env->msr |= (1ULL << MSR_EE);
hreg_compute_hflags(env);
if (!cpu_has_work(CPU(cpu))) {
if (!cpu_has_work(cs)) {
env->halted = 1;
env->exception_index = EXCP_HLT;
env->exit_request = 1;
cs->exit_request = 1;
}
return H_SUCCESS;
}

View file

@ -26,7 +26,6 @@
#include "config.h"
#include <setjmp.h>
#include <inttypes.h>
#include <signal.h>
#include "qemu/osdep.h"
#include "qemu/queue.h"
#include "exec/hwaddr.h"
@ -160,7 +159,6 @@ typedef struct CPUWatchpoint {
memory was accessed */ \
uint32_t halted; /* Nonzero if the CPU is in suspend state */ \
uint32_t interrupt_request; \
volatile sig_atomic_t exit_request; \
CPU_COMMON_TLB \
struct TranslationBlock *tb_jmp_cache[TB_JMP_CACHE_SIZE]; \
/* buffer for temporaries in the code generator */ \

View file

@ -20,6 +20,7 @@
#ifndef QEMU_CPU_H
#define QEMU_CPU_H
#include <signal.h>
#include "hw/qdev-core.h"
#include "qemu/thread.h"
@ -96,6 +97,7 @@ struct CPUState {
bool created;
bool stop;
bool stopped;
volatile sig_atomic_t exit_request;
int kvm_fd;
bool kvm_vcpu_dirty;

View file

@ -1537,7 +1537,7 @@ int kvm_cpu_exec(CPUArchState *env)
DPRINTF("kvm_cpu_exec()\n");
if (kvm_arch_process_async_events(cpu)) {
env->exit_request = 0;
cpu->exit_request = 0;
return EXCP_HLT;
}
@ -1548,7 +1548,7 @@ int kvm_cpu_exec(CPUArchState *env)
}
kvm_arch_pre_run(cpu, run);
if (env->exit_request) {
if (cpu->exit_request) {
DPRINTF("interrupt exit requested\n");
/*
* KVM requires us to reenter the kernel after IO exits to complete
@ -1622,7 +1622,7 @@ int kvm_cpu_exec(CPUArchState *env)
vm_stop(RUN_STATE_INTERNAL_ERROR);
}
env->exit_request = 0;
cpu->exit_request = 0;
return ret;
}

View file

@ -32,6 +32,7 @@ void cpu_reset(CPUState *cpu)
static void cpu_common_reset(CPUState *cpu)
{
cpu->exit_request = 0;
}
ObjectClass *cpu_class_by_name(const char *typename, const char *cpu_model)

View file

@ -1777,7 +1777,7 @@ void kvm_arch_pre_run(CPUState *cpu, struct kvm_run *run)
* or pending TPR access reports. */
if (env->interrupt_request &
(CPU_INTERRUPT_INIT | CPU_INTERRUPT_TPR)) {
env->exit_request = 1;
cpu->exit_request = 1;
}
/* Try to inject an interrupt if the guest can accept it */
@ -1847,7 +1847,7 @@ int kvm_arch_process_async_events(CPUState *cs)
if (env->exception_injected == EXCP08_DBLE) {
/* this means triple fault */
qemu_system_reset_request();
env->exit_request = 1;
cs->exit_request = 1;
return 0;
}
env->exception_injected = EXCP12_MCHK;