Messages in this thread | | | Date | Wed, 27 May 2009 15:46:11 +0800 | From | Amerigo Wang <> | Subject | Re: [Patch 4/4] module: trim exception table in module_free() |
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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);
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