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-rw-r--r--linux-user/syscall.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 52012d4aa5..03339ba0de 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -7476,13 +7476,16 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
break;
}
+ cpu_list_lock();
+
if (CPU_NEXT(first_cpu)) {
TaskState *ts;
- cpu_list_lock();
/* Remove the CPU from the list. */
QTAILQ_REMOVE(&cpus, cpu, node);
+
cpu_list_unlock();
+
ts = cpu->opaque;
if (ts->child_tidptr) {
put_user_u32(0, ts->child_tidptr);
@@ -7495,6 +7498,8 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
rcu_unregister_thread();
pthread_exit(NULL);
}
+
+ cpu_list_unlock();
#ifdef TARGET_GPROF
_mcleanup();
#endif