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It think there are more (and bigger issues) at play here. I'd suggest to try this out with: http://reviews.gem5.org/r/2626/ If you run it with "-p", prefetches enabled, it doesn't take many seconds before it hits an assert. We're working on fixing it, and #2626 is a step on the way. - Andreas Hansson On Feb. 6, 2015, 12:38 a.m., Steve Reinhardt wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > http://reviews.gem5.org/r/2636/ > ----------------------------------------------------------- > > (Updated Feb. 6, 2015, 12:38 a.m.) > > > Review request for Default. > > > Repository: gem5 > > > Description > ------- > > Changeset 10683:3147f3a868f7 > --------------------------- > mem: fix prefetcher bug regarding write buffer hits > > Prefetches are supposed to be squashed if the block is already > present in a higher-level cache. We squash appropriately if > the block is in a higher-level cache or MSHR, but did not > properly handle the case where the block is in the write buffer. > > Thanks to George Michelogiannakis <[email protected]> for > help in tracking down and testing this fix. > > > Diffs > ----- > > src/mem/cache/cache_impl.hh 3d17366c0423a59478ae63d40c8feeea34df218a > > Diff: http://reviews.gem5.org/r/2636/diff/ > > > Testing > ------- > > > Thanks, > > Steve Reinhardt > > _______________________________________________ gem5-dev mailing list [email protected] http://m5sim.org/mailman/listinfo/gem5-dev
