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From: Patrick McHardy <kaber@trash.net>
To: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: David Miller <davem@davemloft.net>,
	netdev@vger.kernel.org,
	Linux Containers <containers@lists.osdl.org>
Subject: Re: [PATCH 5/5] net: Make AF_UNIX per network namespace safe.
Date: Sat, 29 Sep 2007 17:47:56 +0200	[thread overview]
Message-ID: <46FE73AC.40807@trash.net> (raw)
In-Reply-To: <m11wci9t3e.fsf_-_@ebiederm.dsl.xmission.com>

Eric W. Biederman wrote:
> Because of the global nature of garbage collection, and because of the
> cost of per namespace hash tables unix_socket_table has been kept
> global.  With a filter added on lookups so we don't see sockets from
> the wrong namespace.
> 
> Currently I don't fold the namesapce into the hash so multiple
> namespaces using the same socket name will be guaranteed a hash
> collision.


That doesn't sound like a good thing :) Is there a reason for
not avoiding the collisions?

  reply	other threads:[~2007-09-29 15:48 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-09-29  1:00 [PATCH 1/5] net: Modify all rtnetlink methods to only work in the initial namespace Eric W. Biederman
2007-09-29  1:02 ` [PATCH 2/5] net: Make rtnetlink infrastructure network namespace aware Eric W. Biederman
     [not found]   ` <m1hcle9td8.fsf-T1Yj925okcoyDheHMi7gv2pdwda3JcWeAL8bYrjMMd8@public.gmane.org>
2007-09-29  1:04     ` [PATCH 3/5] net: Make the netlink methods in rtnetlink handle multiple network namespaces Eric W. Biederman
2007-09-29  1:07       ` [PATCH 4/5] net: Make AF_PACKET " Eric W. Biederman
2007-09-29  1:08         ` [PATCH 5/5] net: Make AF_UNIX per network namespace safe Eric W. Biederman
2007-09-29 15:47           ` Patrick McHardy [this message]
2007-09-29 17:03             ` Eric W. Biederman
2007-09-29 17:50               ` Patrick McHardy
2007-09-29 15:44   ` [PATCH 2/5] net: Make rtnetlink infrastructure network namespace aware Patrick McHardy
2007-09-29 16:51     ` Eric W. Biederman
2007-09-29 17:48       ` Patrick McHardy
2007-09-29 21:00         ` Eric W. Biederman
2007-09-30 13:13           ` [Devel] " Denis V. Lunev
2007-09-30 15:39           ` Patrick McHardy
2007-10-01  8:26             ` [Devel] " Denis V. Lunev
2007-10-01  8:45               ` Eric W. Biederman
2007-10-10 12:35 ` [Devel] [PATCH 1/5] net: Modify all rtnetlink methods to only work in the initial namespace Denis V. Lunev
2007-10-10 14:05   ` Daniel Lezcano
2007-10-10 14:29     ` Denis V. Lunev
2007-10-10 19:37   ` Eric W. Biederman

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