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

[Nick Hudson <skrll%netbsd.org@localhost>]

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

From: Nick Hudson <skrll%netbsd.org@localhost>
To: Manuel Bouyer <bouyer%antioche.eu.org@localhost>, 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: Tue, 26 Apr 2016 11:49:29 +0100

 On 04/25/16 20:58, Manuel Bouyer wrote:
 > 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).
 >
 OH, you're on netbsd-7. spec_vnops.c has other changes that are
 needed as well, I think
 
 Nick