On Tue Oct 27 17:14:39 EDT 2009, [email protected] wrote: > i built a new 9pcf kernel from the latest sources that should have > included the latest vesa driver improvements (mtrr). somehow i lost > the performance gains in the new 9pcf compared to a 9pcf kernel that i > downloaded from labs after geoff made the announcement. ideas?
have you checked to see that the mtrr's actually cover the vesa memory area and are getting properly configured? i think some extra consistency checks were added. i'm still using PAT so i don't know. - erik
