}
if (expr__parse(&result, ctx, pe->metric_expr)) {
- expr_failure("Parse failed", map, pe);
- ret++;
+ /*
+ * Parsing failed, make numbers go from large to
+ * small which can resolve divide by zero
+ * issues.
+ */
+ k = 1024;
+ hashmap__for_each_entry(ctx->ids, cur, bkt)
+ expr__add_id_val(ctx, strdup(cur->key), k--);
+ if (expr__parse(&result, ctx, pe->metric_expr)) {
+ expr_failure("Parse failed", map, pe);
+ ret++;
+ }
}
}
}
}
}
- if (expr__parse(&result, ctx, str))
- pr_err("expr__parse failed\n");
- else
- ret = 0;
+ ret = 0;
+ if (expr__parse(&result, ctx, str)) {
+ /*
+ * Parsing failed, make numbers go from large to small which can
+ * resolve divide by zero issues.
+ */
+ i = 1024;
+ hashmap__for_each_entry(ctx->ids, cur, bkt)
+ expr__add_id_val(ctx, strdup(cur->key), i--);
+ if (expr__parse(&result, ctx, str)) {
+ pr_err("expr__parse failed\n");
+ ret = -1;
+ }
+ }
out:
expr__ctx_free(ctx);