Re: PROBLEM: SATA AHCI driver significant throughput loss in2.6.22-rc5-g75154f40-dirty

[Andrew Morton]

On Wed, 27 Jun 2007 00:17:24 -0400 Dan <metalifloyd@xxxxxxxxx> wrote:

> Something changed with the AHCI SATA driver in the latest git version.
> With 2.6.21 I get ~49MB/sec according to hdparm. Using the latest git
> version I only get ~8MB/sec. I've attached my .config and have
> included some info about my system below. Please let me know if you
> need more information or if I can help test anything.
> 
> Lenovo Thinkpad T60p

Until we know how widespread this damage is, we'd need to consider this
a blocking bug.

Are you able (as a matter of some urgency) to run a git bisection 
search to identify the offending commit?

Thanks.
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