search for: vram_dirti

This is a slightly modified version of the original VGA patch that removes changes to the configure script to check for SSE2 capabilities. SSE2 is now only checked at run time. Signed-off-by: Don Dugger <donald.d.dugger@intel.com> -- Don Dugger "Censeo Toto nos in Kansa esse decisse." - D. Gale Donald.D.Dugger@intel.com Ph: (303)440-1368 diff -r c445d4a0dd76

When thinking about multithreading the device model, it occurred to me that it''s a little odd that we''re doing a memcmp to determine which portions of the VRAM has changed. Couldn''t we just use dirty page tracking in the shadow paging code? That should significantly lower the overhead of this plus I believe the infrastructure is already mostly there in the shadow2