diff options
| -rw-r--r-- | cpus-common.c | 8 | ||||
| -rw-r--r-- | include/exec/cpu-common.h | 1 |
2 files changed, 9 insertions, 0 deletions
diff --git a/cpus-common.c b/cpus-common.c index db459b4..793364d 100644 --- a/cpus-common.c +++ b/cpus-common.c @@ -73,6 +73,12 @@ static int cpu_get_free_index(void) } CPUTailQ cpus = QTAILQ_HEAD_INITIALIZER(cpus); +static unsigned int cpu_list_generation_id; + +unsigned int cpu_list_generation_id_get(void) +{ + return cpu_list_generation_id; +} void cpu_list_add(CPUState *cpu) { @@ -84,6 +90,7 @@ void cpu_list_add(CPUState *cpu) assert(!cpu_index_auto_assigned); } QTAILQ_INSERT_TAIL_RCU(&cpus, cpu, node); + cpu_list_generation_id++; } void cpu_list_remove(CPUState *cpu) @@ -96,6 +103,7 @@ void cpu_list_remove(CPUState *cpu) QTAILQ_REMOVE_RCU(&cpus, cpu, node); cpu->cpu_index = UNASSIGNED_CPU_INDEX; + cpu_list_generation_id++; } CPUState *qemu_get_cpu(int index) diff --git a/include/exec/cpu-common.h b/include/exec/cpu-common.h index 5968551..2281be4 100644 --- a/include/exec/cpu-common.h +++ b/include/exec/cpu-common.h @@ -35,6 +35,7 @@ extern intptr_t qemu_host_page_mask; void qemu_init_cpu_list(void); void cpu_list_lock(void); void cpu_list_unlock(void); +unsigned int cpu_list_generation_id_get(void); void tcg_flush_softmmu_tlb(CPUState *cs); |