专利名称：Data processing apparatus with early cache
discard
发明人：Tayler, Gerald Ellsworth申请号：EP82101966.8申请日：19820312公开号：EP0062175B1公开日：19880629
摘要：A two-level storage system selectively enables early discard of data from anupper level either immediately or at the end of a predetermined sequence of operation.A copy of data in such upper level is discarded immediately while altered copies of dataare discarded at the end of the predetermined sequence of operations. Error conditionsinhibit discarding altered data.
申请人：INTERNATIONAL BUSINESS MACHINES CORPORATION
代理机构：Grant, Iain Murray
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