X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=lib%2Fextable.c;h=4cac81ec225e09af4cfd69c36d63a574a8418110;hb=b855192c08fcb14adbc5d3a7cab182022d433cca;hp=179c0874559569bf2626cbfc70bfcfef09474097;hpb=26b6f2236615649a0ae6a0de2e9e71a2f9ffeba7;p=mv-sheeva.git

diff --git a/lib/extable.c b/lib/extable.c
index 179c0874559..4cac81ec225 100644
--- a/lib/extable.c
+++ b/lib/extable.c
@@ -39,7 +39,26 @@ void sort_extable(struct exception_table_entry *start,
 	sort(start, finish - start, sizeof(struct exception_table_entry),
 	     cmp_ex, NULL);
 }
-#endif
+
+#ifdef CONFIG_MODULES
+/*
+ * If the exception table is sorted, any referring to the module init
+ * will be at the beginning or the end.
+ */
+void trim_init_extable(struct module *m)
+{
+	/*trim the beginning*/
+	while (m->num_exentries && within_module_init(m->extable[0].insn, m)) {
+		m->extable++;
+		m->num_exentries--;
+	}
+	/*trim the end*/
+	while (m->num_exentries &&
+		within_module_init(m->extable[m->num_exentries-1].insn, m))
+		m->num_exentries--;
+}
+#endif /* CONFIG_MODULES */
+#endif /* !ARCH_HAS_SORT_EXTABLE */
 
 #ifndef ARCH_HAS_SEARCH_EXTABLE
 /*