diff options
Diffstat (limited to 'cpu-common.c')
| -rw-r--r-- | cpu-common.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/cpu-common.c b/cpu-common.c index 7ae136f98c..6b262233a3 100644 --- a/cpu-common.c +++ b/cpu-common.c @@ -57,14 +57,12 @@ void cpu_list_unlock(void) qemu_mutex_unlock(&qemu_cpu_list_lock); } -static bool cpu_index_auto_assigned; -static int cpu_get_free_index(void) +int cpu_get_free_index(void) { CPUState *some_cpu; int max_cpu_index = 0; - cpu_index_auto_assigned = true; CPU_FOREACH(some_cpu) { if (some_cpu->cpu_index >= max_cpu_index) { max_cpu_index = some_cpu->cpu_index + 1; @@ -83,8 +81,11 @@ unsigned int cpu_list_generation_id_get(void) void cpu_list_add(CPUState *cpu) { + static bool cpu_index_auto_assigned; + QEMU_LOCK_GUARD(&qemu_cpu_list_lock); if (cpu->cpu_index == UNASSIGNED_CPU_INDEX) { + cpu_index_auto_assigned = true; cpu->cpu_index = cpu_get_free_index(); assert(cpu->cpu_index != UNASSIGNED_CPU_INDEX); } else { |