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

Herbert Xu
2007-09-06T12:38:50Z

Johannes Berg <johannes@sipsolutions.net> 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,
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