Observation: very low USB performance in 2.6.12 (-2 from agnula)

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* Observation: very low USB performance in 2.6.12 (-2 from agnula)
@ 2005-06-20 18:13 Petter Sundlöf
  2005-06-20 18:45 ` Adrian Bunk
  0 siblings, 1 reply; 2+ messages in thread
From: Petter Sundlöf @ 2005-06-20 18:13 UTC (permalink / raw)
  To: Linux Kernel Mailing List

I've observed that USB performance (mass storage) is severaly degraded 
in 2.6.12. Going back to 2.6.10 restores performances to expected levels.

^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: Observation: very low USB performance in 2.6.12 (-2 from agnula)
  2005-06-20 18:13 Observation: very low USB performance in 2.6.12 (-2 from agnula) Petter Sundlöf
@ 2005-06-20 18:45 ` Adrian Bunk
  0 siblings, 0 replies; 2+ messages in thread
From: Adrian Bunk @ 2005-06-20 18:45 UTC (permalink / raw)
  To: Petter Sundlöf; +Cc: Linux Kernel Mailing List

On Mon, Jun 20, 2005 at 08:13:48PM +0200, Petter Sundlöf wrote:

> I've observed that USB performance (mass storage) is severaly degraded 
> in 2.6.12. Going back to 2.6.10 restores performances to expected levels.

Is CONFIG_BLK_DEV_UB enabled in your kernel?
If yes, does disabling it fix the problem?

cu
Adrian

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed


^ permalink raw reply	[flat|nested] 2+ messages in thread

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2005-06-20 18:13 Observation: very low USB performance in 2.6.12 (-2 from agnula) Petter Sundlöf
2005-06-20 18:45 ` Adrian Bunk

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