Re: port-i386/47606: sleep in interrupt mode after error with USB disk (ahci)

[Alan Barrett <apb%cequrux.com@localhost>]

The following reply was made to PR port-i386/47606; it has been noted by GNATS.

From: Alan Barrett <apb%cequrux.com@localhost>
To: gnats-bugs%netbsd.org@localhost
Cc: 
Subject: Re: port-i386/47606: sleep in interrupt mode after error with USB
 disk (ahci)
Date: Sat, 2 Mar 2013 17:08:57 +0200

 On Sat, 02 Mar 2013, Alan Barrett wrote:
 > The following patch makes wddone() print the error message before,
 > instead of after, resetting the disk.  It won't prevent the panic, but
 > at least there will be a message about a disk error just before the
 > panic.
 
 With that patch, I see this error message just before the panic:
 
 wd0e: error reading fsbn NNNN of NNNN-NNNN (wd0 bn NNNN ...), retrying
 wd0: (uncorrectable data error)
 
 I suspect that there really is an unreadable sector on the disk.
 
 --apb (Alan Barrett)