From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mailhub.sw.ru ([195.214.232.25]:20305 "EHLO relay.sw.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752054Ab1HSJqa (ORCPT ); Fri, 19 Aug 2011 05:46:30 -0400 Message-ID: <4E4E30E8.2080704@parallels.com> Date: Fri, 19 Aug 2011 13:46:16 +0400 From: Stanislav Kinsbursky To: Chuck Lever CC: Pavel Emelianov , "linux-nfs@vger.kernel.org" Subject: Re: NFS client virtualization plan References: <4E4A4DB1.2090105@parallels.com> <67028AE2-C41D-4D9E-9AB9-81433AD196A2@oracle.com> In-Reply-To: <67028AE2-C41D-4D9E-9AB9-81433AD196A2@oracle.com> Content-Type: text/plain; charset=UTF-8; format=flowed Sender: linux-nfs-owner@vger.kernel.org List-ID: MIME-Version: 1.0 18.08.2011 19:54, Chuck Lever пишет: > > On Aug 16, 2011, at 7:00 AM, Stanislav Kinsbursky wrote: > >> Hello. >> I'm going to virtualize NFS in mainline and here is my plan for NFS client part. >> Any suggestions or criticism are welcome. > > What are you going to do about statd? > Do you mean user-space statd? If so, what are the problems with it do you see? >> ============================================================================== >> >> "NFS client" virtualization plan: >> >> _RPC layer_: >> >> 1) Make rpcbind clients (rpcb_local_clnt and rpcb_local4_clnt) to be >> per net namespace. >> >> _NFS layer_: >> >> 1) Net namespace inheritance (current->nsproxy->net have to be used instead >> of init_net). >> Pointer to net namespace can be stored on nfs_client structure, which will >> give easy access to proper net namespace during RPC transports creation. >> >> 2) Make Lockd kthread able to handle requests from different net namespaces. >> >> 3) Make NFS callbacks kthreads (nfs4_callback_svc and nfs4.1_callback_svc) able >> to handle requests from different net namespaces. >> >> 4) Make NFS info lists (nfs_volume_list and nfs_client_list) to be per >> net namespace in addition to global ones. >> >> 5) Make NFS proc variables and it's internal content variables to be per >> net namespace in addition to global ones. >> >> 6) Make NFS sysctl variables and it's internal content variables to be per >> net namespace in addition to global ones. >> >> >> >> -- >> Best regards, >> Stanislav Kinsbursky >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-nfs" in >> the body of a message to majordomo@vger.kernel.org >> More majordomo info at http://vger.kernel.org/majordomo-info.html > -- Best regards, Stanislav Kinsbursky