Re: Regression 3.2 -> 3.3-rc1 10 sec hang at boot and resume, COMRESET failed

[Mark Lord <kernel@xxxxxxxxxxxx>]

On 12-02-15 01:31 PM, Tejun Heo wrote:
> Hey, Jeff.
> 
> On Wed, Feb 15, 2012 at 01:29:29PM -0500, Jeff Garzik wrote:
>> A module parameter is not necessarily the best/only option.
>> ahci_platform already has infrastructure set up to deal with
>> platform-specific quirks.  An internal flag seems more appropriate
>> to enable automatic handling of this on the specific platforms where
>> it applies (plus the revert Tejun has already mentioned).
> 
> The problem is that there's no way to identify the controller in
> question, so we can't do this automatically, so might just as well do
> it in the simplest way for now.  :(

Well, a module parameter is no good,
because that method would affect all attached controllers
rather than just the one(s) with the issue.

Something in sysfs perhaps.
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