On Tue, Mar 13, 2007 at 06:49:50PM +0000, Paulo Marques wrote:
> Alexey Dobriyan wrote:
> >[...]
> >What happens is that module_get_kallsym() drops module_mutex,
> >returns "struct module *", module unloaded, "struct module *"
> >used.
>
> The only use for the "struct module *" is to display the name of the
> module.
Ehh?
> This can be solved by adding a "char mod_name[MODULE_NAME_LEN];" field
> to "kallsym_iter" and copy the name of the module over, while still
> holding module_mutex. It would be slightly slower, but safer.
iter->owner = module_get_kallsym(iter->pos - kallsyms_num_syms,
&iter->value, &iter->type,
iter->name, sizeof(iter->name));
if (iter->owner == NULL)
return 0;
/* Label it "global" if it is exported, "local" if not exported. */
iter->type = is_exported(iter->name, iter->owner)
^^^^^^^^^^^
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