+/*
+ * search_mca_table
+ * See if the MCA surfaced in an instruction range
+ * that has been tagged as recoverable.
+ *
+ * Inputs
+ * first First address range to check
+ * last Last address range to check
+ * ip Instruction pointer, address we are looking for
+ *
+ * Return value:
+ * 1 on Success (in the table)/ 0 on Failure (not in the table)
+ */
+int
+search_mca_table (const struct mca_table_entry *first,
+ const struct mca_table_entry *last,
+ unsigned long ip)
+{
+ const struct mca_table_entry *curr;
+ u64 curr_start, curr_end;
+
+ curr = first;
+ while (curr <= last) {
+ curr_start = (u64) &curr->start_addr + curr->start_addr;
+ curr_end = (u64) &curr->end_addr + curr->end_addr;
+
+ if ((ip >= curr_start) && (ip <= curr_end)) {
+ return 1;
+ }
+ curr++;
+ }
+ return 0;
+}
+
+/* Given an address, look for it in the mca tables. */
+int mca_recover_range(unsigned long addr)
+{
+ extern struct mca_table_entry __start___mca_table[];
+ extern struct mca_table_entry __stop___mca_table[];
+
+ return search_mca_table(__start___mca_table, __stop___mca_table-1, addr);
+}
+EXPORT_SYMBOL_GPL(mca_recover_range);
+