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Message-ID: <m1liouc90h.fsf@fess.ebiederm.org> Date: Thu, 26 Jan 2012 15:57:18 -0800 From: ebiederm@...ssion.com (Eric W. Biederman) To: David Miller <davem@...emloft.net> Cc: eric.dumazet@...il.com, xemul@...allels.com, sjur.brandeland@...ricsson.com, levinsasha928@...il.com, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, davej@...hat.com, sjurbren@...il.com Subject: Re: [PATCH] netns: fix net_alloc_generic() David Miller <davem@...emloft.net> writes: > From: ebiederm@...ssion.com (Eric W. Biederman) > Date: Thu, 26 Jan 2012 14:57:02 -0800 > >> It is not a chicken and egg problem. It is a bug in caif. >> caif is claiming to be a network device when it is acting as a subsytem. >> That means it is being initialized too late. >> >> Untested but this should trivially fix the problem, and a bunch >> of others of the same ilk. >> >> It is not safe to shutdown subsystems until all of the devices >> are gone, otherwise there will be problems with packets in flight. > > If you guys can agree that this is the better fix, and we can > get testing showing that it works, I'll revert Eric D.'s patch > and apply the final version of this one. Eric D.'s change is correct, but it is just an optimization of net_assign_generic. Eric D.'s change is not a bug fix. Tested fix in a moment. Eric -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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