![]() Write through with invalidation of copies Each processor module receives the broadcast data, it updates the contents of the affected cache block if this block is present in its cache. ![]() We update the other cache copies by doing a broadcast with the updated data to all processor modules in the system. Some copies of this block may exist in other caches, these copies must be updated to reflect the change caused by the write operation. When a processor writes a new value into its cache, the new value is also written into the memory module that holds the cache block being changed.
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