Re: Retirement of CAM_QUIRK_NOSERIAL

Thanks a lot for the report, this is very interesting.

Scott


Krassimir Slavchev wrote:
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> Hello,
> 
> This patch solves problems with one of my memory sticks:
> 
> http://lists.freebsd.org/pipermail/freebsd-arm/2007-August/000704.html
> 
> Now:
> 
> umass0: <Corsair Flash Voyager, class 0/0, rev 2.00/11.00, addr 2> on uhub0
> umass0: SCSI over Bulk-Only; quirks = 0x0000
> umass0:0:0:-1: Attached to scbus0
> da0 at umass-sim0 bus 0 target 0 lun 0
> da0: <Corsair Flash Voyager 1100> Removable Direct Access SCSI-0 device
> da0: 1.000MB/s transfers
> da0: 967MB (1981440 512 byte sectors: 64H 32S/T 967C)
> 
> umass0: at uhub0 port 1 (addr 2) disconnected
> (da0:umass-sim0:0:0:0): lost device
> (da0:umass-sim0:0:0:0): removing device entry
> umass0: detached
> 
> 
> Best Regards
> 
> Scott Long wrote:
>> All,
>>
>> The attached patch should make CAM behave properly with regard to
>> probing device serial numbers only when the device advertises that
>> it supports it.  It will hopefully eliminate the need for the
>> CAM_QUIRK_NOSERIAL quirk (one instance is left because of an unrelated
>> legacy problem that may or may not be possible to fix).  This should
>> especially benefit USB-UMASS devices, where the console output should
>> be less noisy.  It might even make more devices work out-of-the-box.
>> So please focus testing on USB, but I'd also ask that people test
>> the following devices as well as any firewire devices:
>>
>>  * Western Digital My Book 250GB (USB)
>>  * Maxtor Personal Storage 3000XT (Firewire)
>>
>> Thanks,
>>
>> Scott
>>
>>
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> 
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