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| /gem5/src/mem/ | ||
| H A D | packet.hh | 7687:d1ba390671ec Wed Sep 22 02:07:00 EDT 2010 Steve Reinhardt <steve.reinhardt@amd.com> cache: improve coherence handling of writebacks If we write back an exclusive copy, we now mark it as such, so the cache receiving the writeback can mark its copy as exclusive. This avoids some unnecessary upgrade requests when a cache later tries to re-acquire exclusive access to the block. |
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