re: kern/45647: kill from ddb broken

[matthew green <mrg%eterna.com.au@localhost>]

The following reply was made to PR kern/45647; it has been noted by GNATS.

From: matthew green <mrg%eterna.com.au@localhost>
To: yamt%mwd.biglobe.ne.jp@localhost (YAMAMOTO Takashi)
Cc: gnats-bugs%NetBSD.org@localhost, kern-bug-people%netbsd.org@localhost,
    gnats-admin%netbsd.org@localhost, netbsd-bugs%netbsd.org@localhost,
    jmcneill%invisible.ca@localhost
Subject: re: kern/45647: kill from ddb broken
Date: Fri, 02 Dec 2011 21:21:58 +1100

 > > You could probably just mutex_tryenter(&proc_lock) and print a message if 
 > > it fails.
 > 
 > i don't think tryenter is expected to handle cases like this.
 > and of course, the mutex is not an only problem.
 > 
 > IMO we should just close this PR.
 > features like this has always been "works only if you are lucky enough".
 
 they never work for DIAG kernels now.  it's pretty annoying.  a
 "might work sometimes" fix is much better than simply failing.
 
 
 .mrg.