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NFSv4.1 handle DS stateid errors

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Handle DS READ and WRITE stateid errors by recovering the stateid on the MDS.

NFS4ERR_OLD_STATEID is ignored as the client always sends a
state sequenceid of zero for DS READ and WRITE stateids.

Signed-off-by: Andy Adamson <andros@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Andy Adamson
2012-03-07 10:49:41 -05:00
committed by Trond Myklebust
parent 4f1abd226d
commit 9cb8196839
3 changed files with 31 additions and 1 deletions
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fs/nfs/nfs4state.c
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@@ -1072,6 +1072,7 @@ void nfs4_schedule_lease_recovery(struct nfs_client *clp)
set_bit(NFS4CLNT_CHECK_LEASE, &clp->cl_state);
nfs4_schedule_state_manager(clp);
}
EXPORT_SYMBOL_GPL(nfs4_schedule_lease_recovery);
void nfs4_schedule_path_down_recovery(struct nfs_client *clp)
{
@@ -1109,6 +1110,7 @@ void nfs4_schedule_stateid_recovery(const struct nfs_server *server, struct nfs4
nfs4_state_mark_reclaim_nograce(clp, state);
nfs4_schedule_state_manager(clp);
}
EXPORT_SYMBOL_GPL(nfs4_schedule_stateid_recovery);
void nfs_inode_find_state_and_recover(struct inode *inode,
const nfs4_stateid *stateid)