NFSv4.1: Adjust CREATE_SESSION arguments when mounting a new filesystem
If we're mounting a new filesystem, ensure that the session has negotiated
large enough request and reply sizes to match the wsize and rsize mount
arguments.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 3e572dc..ee82cddd 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -6037,9 +6037,22 @@
session->fc_attrs.max_rqst_sz = target_max_rqst_sz;
session->fc_target_max_resp_sz = target_max_resp_sz;
session->fc_attrs.max_resp_sz = target_max_resp_sz;
+ } else {
+ /* Just adjust the targets */
+ if (target_max_rqst_sz > session->fc_target_max_rqst_sz) {
+ session->fc_target_max_rqst_sz = target_max_rqst_sz;
+ set_bit(NFS4CLNT_SESSION_RESET, &clp->cl_state);
+ }
+ if (target_max_resp_sz > session->fc_target_max_resp_sz) {
+ session->fc_target_max_resp_sz = target_max_resp_sz;
+ set_bit(NFS4CLNT_SESSION_RESET, &clp->cl_state);
+ }
}
spin_unlock(&clp->cl_lock);
+ if (test_bit(NFS4CLNT_SESSION_RESET, &clp->cl_state))
+ nfs4_schedule_lease_recovery(clp);
+
return nfs41_check_session_ready(clp);
}