spin_unlock_irqrestore(&in->lock, flags); 
debug_info_copy(debug_info_t* in, int mode){        int i,j;        debug_info_t* rc;        rc = debug_info_alloc(in->name, in->pages_per_area, in->nr_areas,				in->buf_size, in->level, mode);        if(!rc || (mode == NO_AREAS))                goto out;        for(i = 0; i < in->nr_areas; i++){		for(j = 0; j < in->pages_per_area; j++) {			memcpy(rc->areas[i][j], in->areas[i][j],PAGE_SIZE);		}        }out:        return rc;}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/942eaabd5d77522223a311ed9bddaaa3cefde27d/debug.c/buggy/arch/s390/kernel/debug.c