usb/185628: usbd_req_re_enumerate set address failed USB_ERR_STALLED for Seagate USB drives between r259425 and r260321

[Hans Petter Selasky]

The following reply was made to PR usb/185628; it has been noted by GNATS.

From: Hans Petter Selasky <hps at bitfrost.no>
To: Alex Goncharov <alex_goncharov_usa at yahoo.com>, 
 "freebsd-gnats-submit at FreeBSD.org" <freebsd-gnats-submit at FreeBSD.org>
Cc:  
Subject: Re: usb/185628: usbd_req_re_enumerate set address failed USB_ERR_STALLED
 for Seagate USB drives between r259425 and r260321
Date: Fri, 10 Jan 2014 14:09:05 +0100

 On 01/10/14 12:49, Alex Goncharov wrote:
 >> >If devices simply re-attach either they are not respond and software
 >> >initiates a reset, which can be disabled by setting
 >> >"hw.usb.no_cs_fail" or the software in the USB HDD died and
 >> >rebooted.
 > May be; but think about the fact correlations: the fact of the two
 > system's upgrade, two identical Seagate units, and other HDDs being
 > non-stalled.
 >
 
 Hi,
 
 If you are running EHCI, there has been no changes in the USB stack, and 
 you should look for CAM/SCSI related changes:
 
 Just grepping quickly, can this be related to what you are seeing?
 
 http://svnweb.freebsd.org/changeset/base/259722
 
 --HPS