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Date: Thu, 12 Feb 2009 19:09:20 +0100
From: Philippe Gerum <rpm@xenomai.org>
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Subject: Re: [Xenomai-help] rt_task_add_hook() doesnt work
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To: Thiago Lima <thiagolims@domain.hid>
Cc: xenomai@xenomai.org

Thiago Lima wrote:
> Hi all !
>=20
> I need to do some things when a new rt task starts. So that, i need to
> use the 'rt_task_add_hook()', defined in xenomai task management servic=
e.
> So, i have created a linux kernel module in which i call this service i=
n
> init_module() function. After that, initialize the module and starts a
> RT Task.
>=20
> But, the hook function isnt called. Does anybody have already faced thi=
s
> problem ?
>

Start hooks are not fired for userland tasks.

>=20
> --------- kernel module simple code -----
>=20
> void hook(void *cookie) {
>    printk(KERN_INFO "hook().\n");
> }
>=20
> int init_module (void) {
>     rt_task_add_hook(T_HOOK_START, &hook);
>     return 0;
> }
>=20
> --------- kernel module simple code -----
>=20
>=20
> --=20
> Thiago Lima Silva
> Graduando - Ci=EAncia da Computa=E7=E3o UFBA
> Registered Linux user #466887
>=20
>=20
> -----------------------------------------------------------------------=
-
>=20
> _______________________________________________
> Xenomai-help mailing list
> Xenomai-help@domain.hid
> https://mail.gna.org/listinfo/xenomai-help


--=20
Philippe.