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authorOlga Kornievskaia <kolga@netapp.com>2018-07-09 15:13:31 -0400
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2018-08-09 12:56:39 -0400
commit62164f317972fcd36590578888f33a1994dda519 (patch)
tree24608dd5c9a8cd89f5bb16325e21b44d7064acb3 /include/linux/nfs_fs.h
parent67aa7444c4beb40aafedd8d2c60bbcc54987adda (diff)
NFS add support for asynchronous COPY
Change xdr to always send COPY asynchronously. Keep the list copies send in a list under a server structure. Once copy is sent, it waits on a completion structure that will be signalled by the callback thread that receives CB_OFFLOAD. If CB_OFFLOAD returned an error and even if it returned partial bytes, ignore them (as we can't commit without a verifier to match) and return an error. Signed-off-by: Olga Kornievskaia <kolga@netapp.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'include/linux/nfs_fs.h')
-rw-r--r--include/linux/nfs_fs.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index 2f129bbfaae8..645ad8e342f6 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -185,6 +185,15 @@ struct nfs_inode {
struct inode vfs_inode;
};
+struct nfs4_copy_state {
+ struct list_head copies;
+ nfs4_stateid stateid;
+ struct completion completion;
+ uint64_t count;
+ struct nfs_writeverf verf;
+ int error;
+};
+
/*
* Access bit flags
*/