Re: Module init call vs symbols exporting race?

Rusty Russell
2007-11-06T12:41:16Z

On Tuesday 06 November 2007 20:20:58 Pavel Emelyanov wrote:
> Hi.
>
> I looked at the sys_init_module() and found that the ->init callback
> for the module is called without the module_mutex held and *after*
> the module's symbols are exported. Doesn't this create the race when
> loading two modules in parallel? Like this.

Hi Pavel,

In a word, no. See "strong_try_module_get()".

Cheers,
Rusty.