Messages in this thread | | | Date | Tue, 26 Aug 2008 09:43:44 -0700 | From | "Yinghai Lu" <> | Subject | Re: 2.6.27 mtrr fixes do not work when X starts |
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On Tue, Aug 26, 2008 at 2:32 AM, Helge Hafting <helge.hafting@aitel.hist.no> wrote: > Yinghai Lu wrote: > >> please use "mtrr_spare_reg_nr=3 debug" >> >> you missed _nr. >> > Sorry. I got it right this time, and mtrr setup succeeded: > .. > $ cat /proc/mtrr > reg00: base=0x00000000 ( 0MB), size=1024MB: write-back, count=1 > reg01: base=0x40000000 (1024MB), size= 512MB: write-back, count=1 > reg02: base=0x60000000 (1536MB), size= 256MB: write-back, count=1 > reg03: base=0x70000000 (1792MB), size= 256MB: write-back, count=1 > reg04: base=0x7ff00000 (2047MB), size= 1MB: uncachable, count=1 > reg05: base=0xf3c00000 (3900MB), size= 2MB: write-combining, count=1 > reg06: base=0xf3800000 (3896MB), size= 4MB: write-combining, count=1 > reg07: base=0xf3000000 (3888MB), size= 8MB: write-combining, count=1 > > This time X got its 3 regions, and no sluggishness when moving > opaque windows. :-)
good.
> > I hope this helps so the extra bootup parameters can be avoided in the > release kernel.
that is a little bit hard.
YH
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