Re: Porting ruby to 2.6.5... partialy succes here either :-)

[Zoltan B. <zb...@fr...>]

Hi!

Svetoslav Slavtchev =EDrta:
>>Hi all!
>>
>>	Comrad Daniel Sobe make bigest part and i make a rest. None of
>>phantom or real bugs are patched. Instead pop up strange things.
>>code may reach public CVS in 24h betwin 24 days :)
>>
>>Aivils
>=20
>=20
> Hi Aivils,
>=20
> you are my hero !!!
>=20
> :-)
>=20
> thank you very much on getting back on it  :-)
>=20
>=20
>>???????????????????????????????????????????????????????
>>???????????????????????????????????????????????????????
>>???????????????????????????????????????????????????????
>>
>>>On Tue, 2004-04-20 at 17:58, Aivils wrote:
>>>
>>>>Hi all!
>>>>
>>>>      My 2.6.5 will not start until i applay patch bellow:
>>>>--- linux-2.6.5/kernel/softirq.c        2004-04-04 06:36:47.000000000
>>
>>+0300
>>
>>>>+++ linux-2.6.5/kernel/softirq.chg.c    2004-04-20 10:48:28.000000000
>>
>>+0300
>>
>>>>@@ -409,8 +409,8 @@ static int __devinit cpu_callback(struct
>>>>
>>>>        switch (action) {
>>>>        case CPU_UP_PREPARE:
>>>>-               BUG_ON(per_cpu(tasklet_vec, hotcpu).list);
>>>>-               BUG_ON(per_cpu(tasklet_hi_vec, hotcpu).list);
>>>>+               per_cpu(tasklet_vec, hotcpu).list =3D NULL;
>>>>+               per_cpu(tasklet_hi_vec, hotcpu).list =3D NULL;
>>>>                p =3D kthread_create(ksoftirqd, hcpu, "ksoftirqd/%d",
>>
>>hotcpu);
>>
>>>>                if (IS_ERR(p)) {
>>>>                        printk("ksoftirqd for %i failed\n", hotcpu);
>>>
>>>This patch should be completely unnecessary.
>>>
>>>One possibility is that your compiler isn't obeying the section
>>>attribute for some reason.  Please send .config and output of "gcc -v".
>>>
>>>Thanks!
>>>Rusty.
>>>--=20
>>>Anyone who quotes me in their signature is an idiot -- Rusty Russell
>>>
>=20
>=20
> i think i was hitting the same issue with 2.6.5, reverted all relevant =
IMO
> patches + ruby-2.6.3
>=20
> once again, thanks, thanks a lot for your work
>=20
> best,
>=20
> svetljo

I also thank you. This two-liner made it possible to run
2.6.6-rc2-mm1-ruby now. :-)

The hotplug CPU patches changed this in 2.6.4,
I wonder why it booted up without the -ruby patch
and why it didn't with it. It well may be an unfortunate
timing. :-(

Best regards,
Zolt=E1n B=F6sz=F6rm=E9nyi