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Diffstat (limited to 'fs/nfs/nfs4state.c')
-rw-r--r--fs/nfs/nfs4state.c16
1 files changed, 11 insertions, 5 deletions
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index cbf82b0d4467..0378e2257ca7 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -352,11 +352,17 @@ int nfs41_discover_server_trunking(struct nfs_client *clp,
if (clp != *result)
return 0;
- /* Purge state if the client id was established in a prior instance */
- if (clp->cl_exchange_flags & EXCHGID4_FLAG_CONFIRMED_R)
- set_bit(NFS4CLNT_PURGE_STATE, &clp->cl_state);
- else
- set_bit(NFS4CLNT_LEASE_CONFIRM, &clp->cl_state);
+ /*
+ * Purge state if the client id was established in a prior
+ * instance and the client id could not have arrived on the
+ * server via Transparent State Migration.
+ */
+ if (clp->cl_exchange_flags & EXCHGID4_FLAG_CONFIRMED_R) {
+ if (!test_bit(NFS_CS_TSM_POSSIBLE, &clp->cl_flags))
+ set_bit(NFS4CLNT_PURGE_STATE, &clp->cl_state);
+ else
+ set_bit(NFS4CLNT_LEASE_CONFIRM, &clp->cl_state);
+ }
nfs4_schedule_state_manager(clp);
status = nfs_wait_client_init_complete(clp);
if (status < 0)