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pnfs: layoutreturn

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NFSv4.1 LAYOUTRETURN implementation

Currently, does not support layout-type payload encoding.

Signed-off-by: Alexandros Batsakis <batsakis@netapp.com>
Signed-off-by: Andy Adamson <andros@citi.umich.edu>
Signed-off-by: Andy Adamson <andros@netapp.com>
Signed-off-by: Dean Hildebrand <dhildeb@us.ibm.com>
Signed-off-by: Fred Isaman <iisaman@citi.umich.edu>
Signed-off-by: Fred Isaman <iisaman@netapp.com>
Signed-off-by: Marc Eshel <eshel@almaden.ibm.com>
Signed-off-by: Zhang Jingwang <zhangjingwang@nrchpc.ac.cn>
[call pnfs_return_layout right before pnfs_destroy_layout]
[remove assert_spin_locked from pnfs_clear_lseg_list]
[remove wait parameter from the layoutreturn path.]
[remove return_type field from nfs4_layoutreturn_args]
[remove range from nfs4_layoutreturn_args]
[no need to send layoutcommit from _pnfs_return_layout]
[don't wait on sync layoutreturn]
[fix layout stateid in layoutreturn args]
[fixed NULL deref in _pnfs_return_layout]
[removed recaim member of nfs4_layoutreturn_args]
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
This commit is contained in:
Benny Halevy
2011-05-22 19:52:37 +03:00
committed by Boaz Harrosh
parent 04f8345038
commit cbe8260369
7 changed files with 274 additions and 7 deletions
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21
include/linux/nfs_xdr.h
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@@ -269,6 +269,27 @@ struct nfs4_layoutcommit_data {
struct nfs4_layoutcommit_res res;
};
struct nfs4_layoutreturn_args {
__u32 layout_type;
struct inode *inode;
nfs4_stateid stateid;
struct nfs4_sequence_args seq_args;
};
struct nfs4_layoutreturn_res {
struct nfs4_sequence_res seq_res;
u32 lrs_present;
nfs4_stateid stateid;
};
struct nfs4_layoutreturn {
struct nfs4_layoutreturn_args args;
struct nfs4_layoutreturn_res res;
struct rpc_cred *cred;
struct nfs_client *clp;
int rpc_status;
};
/*
* Arguments to the open call.
*/