Hi,
>On Mon, 15 Apr 2019, Alan Stern wrote:
>
>> On Mon, 15 Apr 2019 kento.a.kobaya...@sony.com wrote:
>>
>> > Hi
>> >
>> > >The unbind happens from inside the SCSI EH callback. If that really is
>> > >not allowed, we'll need to change it. Or we can just change it
>> > >regardless, since the
Hi
>The unbind happens from inside the SCSI EH callback. If that really is not
>allowed, we'll need to change it. Or we can just change it regardless, since
>the effort required is pretty small.
>
>Kento, please try the patch below. Does it help with your problem?
Thank you for suggestion ab
Hi,
>So it looks as though the SCSI subsystem doesn't like to have a reset handler
>call scsi_remove_host. Commands dispatched by the removal routines are forced
>to wait for the reset recovery to finish, which won't happen until those
>commands have been completed.
You mean reset handeler sh
The issue happens with following steps:
Access usb3.0/3.1 device that uses uas driver.
Power off hub port connecting device by ioctl(USBDEVFS_CONTROL).
Wait longer than 30s(scsi layer timeout period is 30s).
Execute commands like lsusb, no response and usb subsytem hangs.
After scsi layer timeout,
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