Re: kern/38355: lockf deadlock detection is broken after vmlocking

[Andrew Doran <ad%netbsd.org@localhost>]

The following reply was made to PR kern/38355; it has been noted by GNATS.

From: Andrew Doran <ad%netbsd.org@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: 
Subject: Re: kern/38355: lockf deadlock detection is broken after vmlocking
Date: Sat, 5 Apr 2008 18:31:47 +0100

 On Wed, Apr 02, 2008 at 05:20:01AM +0000, yamt%mwd.biglobe.ne.jp@localhost 
wrote:
 
 > >Description:
 >      the change to convert vfs_lockf.c to use condvars broke
 >      lockf deadlock detection.
 > 
 >      lf_setlock (ab)uses l_wmesg/l_wchan to follow the lock graph.
 >      however, they are no longer updated as it expects.
 
 Are you looking into it or should I take the PR?
 
 Thanks,
 Andrew