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authorTrond Myklebust <trond.myklebust@primarydata.com>2017-11-06 15:28:07 -0500
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2017-11-17 16:43:47 -0500
commit7380020e77b61361207420e78a9da925bc79ab4b (patch)
tree77d774e332879e81983b0afd1204a93061daea15 /fs/nfs/pnfs.h
parentc82bac6f4b2af18dcb392b10e80c809ee17b2b1b (diff)
pNFS: Retry NFS4ERR_OLD_STATEID errors in layoutreturn-on-close
If our layoutreturn on close operation returns an NFS4ERR_OLD_STATEID, then try to update the stateid and retry. We know that there should be no further LAYOUTGET requests being launched. Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'fs/nfs/pnfs.h')
-rw-r--r--fs/nfs/pnfs.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h
index 78de7a2052f7..8d507c361d98 100644
--- a/fs/nfs/pnfs.h
+++ b/fs/nfs/pnfs.h
@@ -252,6 +252,7 @@ int pnfs_destroy_layouts_byfsid(struct nfs_client *clp,
bool is_recall);
int pnfs_destroy_layouts_byclid(struct nfs_client *clp,
bool is_recall);
+bool nfs4_refresh_layout_stateid(nfs4_stateid *dst, struct inode *inode);
void pnfs_put_layout_hdr(struct pnfs_layout_hdr *lo);
void pnfs_set_layout_stateid(struct pnfs_layout_hdr *lo,
const nfs4_stateid *new,
@@ -765,6 +766,11 @@ static inline void nfs4_pnfs_v3_ds_connect_unload(void)
{
}
+static inline bool nfs4_refresh_layout_stateid(nfs4_stateid *dst,
+ struct inode *inode)
+{
+ return false;
+}
#endif /* CONFIG_NFS_V4_1 */
#if IS_ENABLED(CONFIG_NFS_V4_2)