linux-kernel - Re: [PATCH v3 0/3] SUNRPC: rcbind clients virtualization

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Message-ID: <20111027202514.GA31669@fieldses.org>
Date:	Thu, 27 Oct 2011 16:25:14 -0400
From:	"J. Bruce Fields" <bfields@...ldses.org>
To:	Stanislav Kinsbursky <skinsbursky@...allels.com>
Cc:	Trond.Myklebust@...app.com, linux-nfs@...r.kernel.org,
	xemul@...allels.com, neilb@...e.de, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, davem@...emloft.net, devel@...nvz.org
Subject: Re: [PATCH v3 0/3] SUNRPC: rcbind clients virtualization

On Thu, Oct 27, 2011 at 10:10:43PM +0300, Stanislav Kinsbursky wrote:
> v3:
> 1) First two patches from previous version were squashed.
> 
> This patch-set was created in context of clone of git branch:
> git://git.linux-nfs.org/projects/trondmy/nfs-2.6.git
> and rebased on tag "v3.1".
> 
> This patch-set virtualizes rpcbind clients per network namespace context. IOW,
> each network namespace will have its own pair of rpcbind clients (if they would
> be created by request).
> 
> Note:
> 1) this patch-set depends on "SUNRPC: make rpcbind clients allocated and
> destroyed dynamically" patch-set which has been send earlier.
> 2) init_net pointer is still used instead of current->nsproxy->net_ns,
> because I'm not sure yet about how to virtualize services. I.e. NFS callback
> services will be per netns. NFSd service will be per netns too from my pow. But
> Lockd can be per netns or one for all.

I'm not sure what you mean by that; could you explain?

--b.

> And also we have NFSd file system, which
> is not virtualized yet.
> 
> The following series consists of:
> 
> ---
> 
> Stanislav Kinsbursky (3):
>       SUNRPC: move rpcbind internals to sunrpc part of network namespace context
>       SUNRPC: optimize net_ns dereferencing in rpcbind creation calls
>       SUNRPC: optimize net_ns dereferencing in rpcbind registering calls
> 
> 
>  net/sunrpc/netns.h     |    5 ++
>  net/sunrpc/rpcb_clnt.c |  103 ++++++++++++++++++++++++++----------------------
>  2 files changed, 61 insertions(+), 47 deletions(-)
> 
> -- 
> Signature
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