From: bfields@fieldses.org (J. Bruce Fields)
To: Olga Kornievskaia <olga.kornievskaia@gmail.com>
Cc: bfields@redhat.com, linux-nfs@vger.kernel.org
Subject: Re: [PATCH v1 00/13] server-side support for "inter" SSC copy
Date: Thu, 25 Oct 2018 12:07:39 -0400 [thread overview]
Message-ID: <20181025160739.GC5539@fieldses.org> (raw)
In-Reply-To: <20181019152905.32418-1-olga.kornievskaia@gmail.com>
On Fri, Oct 19, 2018 at 11:28:52AM -0400, Olga Kornievskaia wrote:
> This patch series adds support for NFSv4.2 copy offload feature
> allowing copy between two different NFS servers.
Apologies, it may take me another week or so to get to this....
This is the part that sounds trickiest!:
> On the destination server, upon receiving a COPY request, the server
> establishes the necessary clientid/session with the source server.
> It calls into the NFS client code to establish the necessary
> open stateid, filehandle, file description (without doing an NFS open).
> Then the server calls into the copy_file_range() to preform the copy
> where the source file will issue NFS READs and then do local file
> system writes (this depends on the VFS ability to do cross device
> copy_file_range().
--b.
next prev parent reply other threads:[~2018-10-25 16:07 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-19 15:28 [PATCH v1 00/13] server-side support for "inter" SSC copy Olga Kornievskaia
2018-10-19 15:28 ` [PATCH v1 01/13] fs: Don't copy beyond the end of the file Olga Kornievskaia
2018-10-31 16:54 ` J. Bruce Fields
2018-10-31 17:07 ` Olga Kornievskaia
2018-10-31 17:54 ` J. Bruce Fields
2018-10-31 18:01 ` Olga Kornievskaia
2018-10-31 18:29 ` J. Bruce Fields
2018-10-19 15:28 ` [PATCH v1 02/13] VFS permit cross device vfs_copy_file_range Olga Kornievskaia
2018-10-19 15:28 ` [PATCH v1 03/13] NFS NFSD defining nl4_servers structure needed by both Olga Kornievskaia
2018-10-19 15:28 ` [PATCH v1 04/13] NFS inter ssc open Olga Kornievskaia
2018-10-31 18:40 ` J. Bruce Fields
2018-10-31 18:54 ` Olga Kornievskaia
2018-11-01 20:12 ` J. Bruce Fields
2018-11-01 20:30 ` Olga Kornievskaia
2018-10-19 15:28 ` [PATCH v1 05/13] NFS skip recovery of copy open on dest server Olga Kornievskaia
2018-11-01 20:19 ` J. Bruce Fields
2018-11-01 20:38 ` Olga Kornievskaia
2018-11-01 21:24 ` J. Bruce Fields
2018-10-19 15:28 ` [PATCH v1 06/13] NFSD fill-in netloc4 structure Olga Kornievskaia
2018-11-01 20:37 ` J. Bruce Fields
2018-11-01 20:55 ` Olga Kornievskaia
2018-10-19 15:28 ` [PATCH v1 07/13] NFSD add ca_source_server<> to COPY Olga Kornievskaia
2018-11-01 20:48 ` J. Bruce Fields
2018-11-01 21:00 ` Olga Kornievskaia
2018-11-02 13:53 ` J. Bruce Fields
2018-11-02 14:03 ` J. Bruce Fields
2018-11-02 16:36 ` Olga Kornievskaia
2018-11-02 15:46 ` J. Bruce Fields
2018-11-02 16:35 ` Olga Kornievskaia
2018-11-02 16:49 ` J. Bruce Fields
2018-11-02 17:04 ` Olga Kornievskaia
2018-10-19 15:29 ` [PATCH v1 08/13] NFSD return nfs4_stid in nfs4_preprocess_stateid_op Olga Kornievskaia
2018-11-02 19:05 ` J. Bruce Fields
2018-11-02 19:25 ` Olga Kornievskaia
2018-11-02 19:53 ` J. Bruce Fields
2018-10-19 15:29 ` [PATCH v1 09/13] NFSD add COPY_NOTIFY operation Olga Kornievskaia
2018-11-05 17:50 ` J. Bruce Fields
2018-11-08 18:29 ` Olga Kornievskaia
2018-11-08 18:46 ` J. Bruce Fields
2018-10-19 15:29 ` [PATCH v1 10/13] NFSD check stateids against copy stateids Olga Kornievskaia
2018-11-05 21:33 ` J. Bruce Fields
2018-11-08 18:43 ` Olga Kornievskaia
2018-10-19 15:29 ` [PATCH v1 11/13] NFSD generalize nfsd4_compound_state flag names Olga Kornievskaia
2018-10-19 15:29 ` [PATCH v1 12/13] NFSD: allow inter server COPY to have a STALE source server fh Olga Kornievskaia
2018-11-07 18:57 ` J. Bruce Fields
2018-11-08 18:51 ` Olga Kornievskaia
2018-11-08 19:25 ` J. Bruce Fields
2018-11-08 19:27 ` J. Bruce Fields
2018-11-08 19:31 ` Olga Kornievskaia
2018-11-08 19:32 ` Olga Kornievskaia
2018-10-19 15:29 ` [PATCH v1 13/13] NFSD add nfs4 inter ssc to nfsd4_copy Olga Kornievskaia
2018-11-07 21:48 ` J. Bruce Fields
2018-11-08 19:16 ` Olga Kornievskaia
2018-11-09 16:23 ` J. Bruce Fields
2018-10-25 16:07 ` J. Bruce Fields [this message]
2018-10-29 17:54 ` [PATCH v1 00/13] server-side support for "inter" SSC copy Olga Kornievskaia
2018-10-29 20:53 ` J. Bruce Fields
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