diff options
Diffstat (limited to 'arch/ia64')
-rw-r--r-- | arch/ia64/mm/extable.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/ia64/mm/extable.c b/arch/ia64/mm/extable.c index 71c50dd8f870..e95d5ad9285d 100644 --- a/arch/ia64/mm/extable.c +++ b/arch/ia64/mm/extable.c | |||
@@ -53,6 +53,32 @@ void sort_extable (struct exception_table_entry *start, | |||
53 | cmp_ex, swap_ex); | 53 | cmp_ex, swap_ex); |
54 | } | 54 | } |
55 | 55 | ||
56 | static inline unsigned long ex_to_addr(const struct exception_table_entry *x) | ||
57 | { | ||
58 | return (unsigned long)&x->insn + x->insn; | ||
59 | } | ||
60 | |||
61 | #ifdef CONFIG_MODULES | ||
62 | /* | ||
63 | * Any entry referring to the module init will be at the beginning or | ||
64 | * the end. | ||
65 | */ | ||
66 | void trim_init_extable(struct module *m) | ||
67 | { | ||
68 | /*trim the beginning*/ | ||
69 | while (m->num_exentries && | ||
70 | within_module_init(ex_to_addr(&m->extable[0]), m)) { | ||
71 | m->extable++; | ||
72 | m->num_exentries--; | ||
73 | } | ||
74 | /*trim the end*/ | ||
75 | while (m->num_exentries && | ||
76 | within_module_init(ex_to_addr(&m->extable[m->num_exentries-1]), | ||
77 | m)) | ||
78 | m->num_exentries--; | ||
79 | } | ||
80 | #endif /* CONFIG_MODULES */ | ||
81 | |||
56 | const struct exception_table_entry * | 82 | const struct exception_table_entry * |
57 | search_extable (const struct exception_table_entry *first, | 83 | search_extable (const struct exception_table_entry *first, |
58 | const struct exception_table_entry *last, | 84 | const struct exception_table_entry *last, |