[PATCH 0/4] 8xx: Optimize TLB Miss code.
Wolfgang Denk
wd at denx.de
Thu Mar 4 23:16:56 EST 2010
Dear Heiko,
thanks for running the tests.
In message <4B8F8BB4.6070201 at denx.de> you wrote:
>
> here the results:
>
> run version
>
> 1-4 2.6.33-rc6 without your patches
> 5-8 2.6.33-rc6 with all your patches
> 9-12 2.6.33-rc6 with patches 1,2 and 4 (without 8xx: Don't touch ACCESSED when no SWAP)
> 13-16 2.6.33-rc6 with all your patches and CONFIG_PIN_TLB=y
So CONFIG_PIN_TLB imroves the performance as expected, while the other
patches don;t show any measurable improvememt - or am I reading the
results incorrectly?
Best regards,
Wolfgang Denk
--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
And now remains That we find out the cause of this effect, Or rather
say, the cause of this defect... -- Hamlet, Act II, Scene 2
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