| 摘要 |
There is provided with an information processing apparatus, including: a CPU; a register that stores a task ID or a process ID that identifying a task or a process; and a cache memory that records data specified by the CPU on a cache line corresponding to a memory address specified by the CPU, and writes a task ID or a process ID stored in the register in one part of a tag that manages the cache line as an owner ID; wherein the CPU executes a cache control instruction instructing to write back only cache lines having an owner ID that is the same as a task ID or a process ID in the register.
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