Re: kern/50972: unpluging a in-use USB device hangs

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

The following reply was made to PR kern/50972; it has been noted by GNATS.

From: Manuel Bouyer <bouyer%antioche.eu.org@localhost>
To: Nick Hudson <skrll%netbsd.org@localhost>
Cc: gnats-bugs%netbsd.org@localhost, kern-bug-people%netbsd.org@localhost, gnats-admin%netbsd.org@localhost,
        netbsd-bugs%netbsd.org@localhost
Subject: Re: kern/50972: unpluging a in-use USB device hangs
Date: Mon, 25 Apr 2016 21:58:06 +0200

 On Sat, Apr 16, 2016 at 07:38:27AM +0100, Nick Hudson wrote:
 > On 03/17/16 10:05, Manuel.Bouyer%lip6.fr@localhost wrote:
 > >>Number:         50972
 > >>Category:       kern
 > >>Synopsis:       unpluging a in-use USB device hangs
 > 
 > Does src/sys/miscfs/specfs/spec_vnops.c:1.162 help here?
 
 Do you mean only rev 1.162, or also previous revisions ?
 1.161->1.162 doesn't apply to netbsd-7. I did the patch by hand,
 but this didn't help (it hangs on a mutex in revoke).
 
 -- 
 Manuel Bouyer <bouyer%antioche.eu.org@localhost>
      NetBSD: 26 ans d'experience feront toujours la difference
 --