On Wed, 27 May 2009 05:16:11 pm Amerigo Wang wrote: > Rusty Russell wrote: > > __ex_table ends up with two entries: > > > > Contents of section __ex_table: > > 0000 0c000000 00000000 0e000000 00000000 ................ > > 0010 10000000 0a000000 12000000 0a000000 ................ > > > > The first is for the __put_user in .text (extable_not_init()) and the > > second is for the one in .init.text (init()). > > > > Depending on how the module gets allocated, the one referring to > > .init.text may be first or last. > > Hmm, how about the following? :-) > > struct exception_table_entry *p = mod->extable; > > for (;p <= mod->extable+mod->num_exentries; p++ ) > if (with_in_module_init(p->insn, mod)) > trim_it(p); More like this: void trim_init_extable(struct module *m) { /* Since entries are sorted, init entries are at the start... */ while (m->num_exentries && within_module_init(m->extable[0].insn)) { m->extable++; m->num_exentries--; } /* ... or the end. */ while (m->num_exentries && within_module_init(m->extable[m->num_exentries-1].insn)) m->num_exentries--; } Cheers, Rusty. -- To unsubscribe from this list: send the line "unsubscribe linux-ia64" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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