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authorBenny Halevy <bhalevy@panasas.com>2011-05-22 19:52:37 +0300
committerBoaz Harrosh <bharrosh@panasas.com>2011-05-29 20:54:36 +0300
commitcbe8260369c9f88eafa035cd327dc3e02fad528c (patch)
tree13316d9b1a761cf58c35e663375b72f6ac07c5d2 /include
parent04f83450388e87d86b387cf4a27b81eb7e69de7d (diff)
pnfs: layoutreturn
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>
Diffstat (limited to 'include')
-rw-r--r--include/linux/nfs4.h1
-rw-r--r--include/linux/nfs_xdr.h21
2 files changed, 22 insertions, 0 deletions
diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h
index 178fafe0ff93..9376eaf26e15 100644
--- a/include/linux/nfs4.h
+++ b/include/linux/nfs4.h
@@ -562,6 +562,7 @@ enum {
NFSPROC4_CLNT_LAYOUTGET,
NFSPROC4_CLNT_GETDEVICEINFO,
NFSPROC4_CLNT_LAYOUTCOMMIT,
+ NFSPROC4_CLNT_LAYOUTRETURN,
};
/* nfs41 types */
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 7c8ff0984a84..5e8444a11adf 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -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.
*/