Re: BUG: scheduling while atomic: ifconfig/0x00000002/4170

From: Herbert Xu
Date: Thu Sep 06 2007 - 08:38:53 EST


Johannes Berg <johannes@xxxxxxxxxxxxxxxx> wrote:
>
> Hah, I suspected as much but didn't have a chance to look yet. I had
> plans to replace that sub_if_list with an RCU list and not require the
> lock there, but that's far off. Any ideas how to fix this? We can't
> reject the master stop so we have to walk the list, I guess we'll have
> to audit the other list manipulation places, I think they're all under
> RTNL.

Yeah I think they're all under RTNL too. So you don't need to
take the lock here at all since you should already have the RTNL.

Cheers,
--
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/