dump_lock
out += dump_lock(lock, 0, buf + out, len - out);
out += dump_lock(lock, 1, buf + out, len - out);
out += dump_lock(lock, 2, buf + out, len - out);
mutex_init(&pfk->dump_lock);
mutex_lock(&pfk->dump_lock);
mutex_unlock(&pfk->dump_lock);
mutex_unlock(&pfk->dump_lock);
mutex_unlock(&pfk->dump_lock);
mutex_unlock(&pfk->dump_lock);
mutex_unlock(&pfk->dump_lock);
mutex_lock(&pfk->dump_lock);
mutex_lock(&pfk->dump_lock);
mutex_unlock(&pfk->dump_lock);
mutex_unlock(&pfk->dump_lock);
mutex_unlock(&pfk->dump_lock);
struct mutex dump_lock;