Re: ICH5 with 2.6.1 very slow

[Jamie Lokier]

Kyle wrote:
> Today I tried with compile the kernel 2.6.1 with:
> 
> IGNORE word93 Validation BITS (IDEDMA_IVB) = y
> 
> The result looks a bit better, got 30MB/s at /dev/hda and 37MB/s at /dev/hdc
> (38MB/s and 55MB/s at kernel 2.4.20)

Aha...

Have a look at the thread called "[RFC] IDE 80-core cable detect -
chipset-specific code to over-ride eighty_ninty_three()".

It specifically deals with ICH5 and is probably the same problem as
you're seeing.

-- Jamie
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