Re: [BUG] Regression in Linux 5.4.17 for JMicron JMS566 enclosure

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Le 23/08/2020 à 20:08, Cyril Roelandt a écrit :
> Hello,
>
> On 2020-08-23 10:47, Alan Stern wrote:
>> Yes; it looks like the problem is that there are entries for this device 
>> in both unusual_devs.h and unusual_uas.h -- and it doesn't help that the 
>> two entries aren't identical.
>>
>> The unusual_devs.h entry tells usb-storage not to use FUA, but it 
>> doesn't rule out the uas driver.  And since the device claims to support 
>> UAS, usb-storage bows out.  But then the unusual_uas.h entry tells uas 
>> not to handle the drive, so the end result is that it doesn't get 
>> handled at all.
>>
>> To fix the immediate problem you should add the US_FL_IGNORE_UAS flag to 
>> the entry in unusual_devs.h.
> That did the trick[1]. Do you think this patch could be suitable for a
> future version of the kernel?


It fixes my issue too (on top of 5.7.17).

Brice




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