Re: [PATCH] libata: fix revalidation issuing after configuration commands

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Igor Durdanovic wrote:
> Hi,
> 
> The patch works fine! Reset happens only once per disk and works also
> when disks are missing, which would result in infinite loop before.
> Setting the parameters of a hard-drive works too.
> 
> The only thing that is puzzling to me is that I am unable to send more
> than 80MB/s through one Express-Card sata port. I am not sure what the
> problem is, the bus ought to sustain 300MB/s without the problem, is
> this PM limitation (does not seem so from the PR material), or the
> sata card? This makes it impossible to create high-speed RAID.

There are some performance issues with 3124/3132 family controllers.
I'm not sure whether you're hitting it or 3132 is actually affected by
the problem tho.  linux-ide ML archive should have some related messages.

-- 
tejun
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