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Commit 688a9024 authored by Trond Myklebust's avatar Trond Myklebust
Browse files

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: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
parent ae72ae67

fs/nfs/nfs4proc.c

+13 −0
Original line number Original line Diff line number Diff line
@@ -6037,9 +6037,22 @@ int nfs4_init_session(struct nfs_server *server) 
		session->fc_attrs.max_rqst_sz = target_max_rqst_sz;

		session->fc_attrs.max_rqst_sz = target_max_rqst_sz;

		session->fc_target_max_resp_sz = target_max_resp_sz;

		session->fc_target_max_resp_sz = target_max_resp_sz;

		session->fc_attrs.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);

	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);

	return nfs41_check_session_ready(clp);

}

}