OpenVZ Forum


Home » Mailing lists » Devel » [patch 1/1][NETNS] resend: fix net released by rcu callback
Re: [patch 1/1][NETNS] resend: fix net released by rcu callback [message #22568 is a reply to message #22542] Tue, 30 October 2007 22:39 Go to previous message
davem is currently offline  davem
Messages: 463
Registered: February 2006
Senior Member
From: Daniel Lezcano <dlezcano@fr.ibm.com>
Date: Tue, 30 Oct 2007 17:21:40 +0100

> When a network namespace reference is held by a network subsystem,
> and when this reference is decremented in a rcu update callback, we
> must ensure that there is no more outstanding rcu update before 
> trying to free the network namespace.
> 
> In the normal case, the rcu_barrier is called when the network namespace
> is exiting in the cleanup_net function.
> 
> But when a network namespace creation fails, and the subsystems are
> undone (like the cleanup), the rcu_barrier is missing.
> 
> This patch adds the missing rcu_barrier.
> 
> Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com>

Applied, thanks Daniel.
_______________________________________________
Containers mailing list
Containers@lists.linux-foundation.org
https://lists.linux-foundation.org/mailman/listinfo/containers
 
Read Message
Read Message
Read Message
Read Message
Read Message
Previous Topic: [RFC] [-mm PATCH] Memory controller fix swap charging context in unuse_pte()
Next Topic: [patch 1/1][IPV6] resend: remove duplicate call to proc_net_remove
Goto Forum:
  


Current Time: Sun Oct 20 01:56:38 GMT 2024

Total time taken to generate the page: 0.04796 seconds