Re: [PATCH #upstream-fixes] libata-acpi: missing _SDD is not an error

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Hello,

11/20/2009 05:48 PM, Jeff Garzik wrote:
> On 11/18/2009 08:24 AM, Tejun Heo wrote:
>> Missing _SDD is not an error.  Don't treat it as one.
>>
>> Signed-off-by: Tejun Heo<tj@xxxxxxxxxx>
>> Reported-by: Takashi Iwai<tiwai@xxxxxxx>
>> ---
>>   drivers/ata/libata-acpi.c |   15 +++++++++------
>>   1 file changed, 9 insertions(+), 6 deletions(-)
> 
> 
> hmmmm, do you have a link to the bug report?

Unfortunately, it's from novell internal bugzilla entry, but the
following is how it looks like without the patch.

[   15.720046] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
[   16.540846] ata1.00: ACPI _SDD failed (AE 0x5)
[   16.553907] ata1.00: ACPI: failed the second time, disabled
[   16.567311] ata1.00: configured for UDMA/100

> How critical is this?  Is it a regression fix?

It's not critical.  libata-acpi code will give up after a couple of
tries and just turn off ACPI and is not a regression.

> We are very late into 2.6.32-rc, where we try to minimize the patches
> applied as much as possible.

This can go into #upstream then.  No biggie.

Thanks.

-- 
tejun
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