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From: "Denis V. Lunev" <den-3ImXcnM4P+0@public.gmane.org>
To: Daniel Lezcano <dlezcano-NmTC/0ZBporQT0dZR+AlfA@public.gmane.org>
Cc: containers-qjLDD68F18O7TbgM5vRIOg@public.gmane.org,
	ebiederm-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org
Subject: Re: [patch 1/3][NETNS45][V2] add a reference to the netns for timewait
Date: Thu, 27 Sep 2007 16:34:51 +0400	[thread overview]
Message-ID: <46FBA36B.3020101@sw.ru> (raw)
In-Reply-To: <20070927111208.092780734-WECHFHqYCmGD/CxQmPlnQ0FT0OZdM7KVQQ4Iyu8u01E@public.gmane.org>

Daniel Lezcano wrote:
> From: Daniel Lezcano <dlezcano-NmTC/0ZBporQT0dZR+AlfA@public.gmane.org>
> 
> When a socket changes to a timewait socket, the network namespace
> is not copied from the original socket.
> 
> Here we hold a usage reference, not the ref count on the network
> namespace, so the network namespace will be freed either the usage
> reference is not 0. The network namespace cleanup function will 
> fail if there is any usage of it. In this case, we should ensure
> there is no usage of the network namespace.
> 
> Signed-off-by: Daniel Lezcano <dlezcano-NmTC/0ZBporQT0dZR+AlfA@public.gmane.org>
Acked-by: Denis V. Lunev <den-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org>

  parent reply	other threads:[~2007-09-27 12:34 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-09-27 11:04 [patch 0/3][NETNS45][V2] remove timewait sockets at namespace exit Daniel Lezcano
2007-09-27 11:04 ` [patch 1/3][NETNS45][V2] add a reference to the netns for timewait Daniel Lezcano
     [not found]   ` <20070927111208.092780734-WECHFHqYCmGD/CxQmPlnQ0FT0OZdM7KVQQ4Iyu8u01E@public.gmane.org>
2007-09-27 12:34     ` Denis V. Lunev [this message]
2007-09-27 11:04 ` [patch 2/3][NETNS45][V2] make timewait unhash lock free Daniel Lezcano
     [not found]   ` <20070927111212.651097600-WECHFHqYCmGD/CxQmPlnQ0FT0OZdM7KVQQ4Iyu8u01E@public.gmane.org>
2007-09-27 12:46     ` Denis V. Lunev
     [not found]       ` <46FBA624.2070203-3ImXcnM4P+0@public.gmane.org>
2007-09-27 13:09         ` Daniel Lezcano
     [not found]           ` <46FBAB6C.6010908-NmTC/0ZBporQT0dZR+AlfA@public.gmane.org>
2007-09-27 13:18             ` Denis V. Lunev
2007-09-27 11:04 ` [patch 3/3][NETNS45][V2] remove timewait sockets at cleanup Daniel Lezcano
     [not found]   ` <20070927111219.179053451-WECHFHqYCmGD/CxQmPlnQ0FT0OZdM7KVQQ4Iyu8u01E@public.gmane.org>
2007-09-27 13:22     ` Denis V. Lunev
     [not found]       ` <46FBAE9B.7030707-3ImXcnM4P+0@public.gmane.org>
2007-09-27 14:38         ` Daniel Lezcano
     [not found]           ` <46FBC058.8020003-NmTC/0ZBporQT0dZR+AlfA@public.gmane.org>
2007-09-28  6:47             ` Denis V. Lunev

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