Lucid SRU - UBUNTU: SAUCE: netns: Add quota for number of NET_NS instances.

Tim Gardner tim.gardner at
Mon Dec 19 13:50:18 UTC 2011

On 12/01/2011 02:48 PM, Tim Gardner wrote:
> Please consider this (untested) patch for inclusion in Lucid. See the
> discussion in for arguments
> proposing to restore CONFIG_NET_NS.
> I'll post a test kernel to the bug in awhile.
> One of the issues I have with this patch is that it appears that any
> consumer of network name spaces will have to initially write a non-zero
> value to netns_max before _any_ name spaces can be successfully
> allocated. If copy_net_ns() fails in create_new_namespaces(), then it
> seems the whole allocation is buggered.
> rtg

At least 2 testers have reported good results with this patch. Is there 
any dissent ? Otherwise I shall apply it to master-next.

Tim Gardner tim.gardner at

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