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| author | Andy Adamson | 2011-05-22 18:53:10 +0200 |
|---|---|---|
| committer | Boaz Harrosh | 2011-05-29 19:54:37 +0200 |
| commit | 04a555498e03b3804e2dec916a4669f5f560e503 (patch) | |
| tree | 4fab39683df70cee7f7aea7d7718072a811ad153 /fs/nfs/pnfs.h | |
| parent | pnfs: layoutret_on_setattr (diff) | |
| download | kernel-qcow2-linux-04a555498e03b3804e2dec916a4669f5f560e503.tar.gz kernel-qcow2-linux-04a555498e03b3804e2dec916a4669f5f560e503.tar.xz kernel-qcow2-linux-04a555498e03b3804e2dec916a4669f5f560e503.zip | |
pnfs: encode_layoutreturn
Add a layout driver method to encode the layout type specific
opaque part of layout return in-line in the xdr stream.
Currently the pnfs-objects layout driver uses it to encode i/o error
information on LAYOUTRETURN.
Signed-off-by: Andy Adamson <andros@netapp.com>
[fixup layout header pointer for encode_layoutreturn]
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Diffstat (limited to 'fs/nfs/pnfs.h')
| -rw-r--r-- | fs/nfs/pnfs.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h index af3967a893a1..1b6b207a8806 100644 --- a/fs/nfs/pnfs.h +++ b/fs/nfs/pnfs.h @@ -104,6 +104,10 @@ struct pnfs_layoutdriver_type { enum pnfs_try_status (*write_pagelist) (struct nfs_write_data *nfs_data, int how); void (*free_deviceid_node) (struct nfs4_deviceid_node *); + + void (*encode_layoutreturn) (struct pnfs_layout_hdr *layoutid, + struct xdr_stream *xdr, + const struct nfs4_layoutreturn_args *args); }; struct pnfs_layout_hdr { |