From owner-cvs-all  Wed Feb 20 20:48: 9 2002
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Date: Wed, 20 Feb 2002 23:47:46 -0500 (EST)
From: John Baldwin <jhb@FreeBSD.org>
To: Matthew Dillon <dillon@apollo.backplane.com>
Subject: Re: RE: cvs commit: src/bin/ps print.c
Cc: cvs-committers@FreeBSD.ORG, cvs-all@FreeBSD.ORG
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On 21-Feb-02 Matthew Dillon wrote:
> 
>:
>:
>:On 16-Feb-02 Matt Dillon wrote:
>:> dillon      2002/02/16 12:10:00 PST
>:> 
>:>   Modified files:
>:>     bin/ps               print.c 
>:>   Log:
>:>   When blocked on a mutex, display the mutex name via the wchan string
>:>   field
>:>   so we can at least tell the difference between being blocked in Giant
>:>   and being blocked in some other mutex.
>:
>:ps -o mtxname
>:
>::)
>:
>:The manpage even documents this. :)
>:
>:-- 
>:
>:John Baldwin <jhb@FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
>:"Power Users Use the Power to Serve!"  -  http://www.FreeBSD.org/
> 
>     It's a lot easier to just have ps axl show it, since the wchan
>     field is otherwise unused.  Alternatively we could create a
>     synthesize field 'mwchan' which replaces the default 'wchan' for
>     ps output that does this combo.

Sounds good to me.  I actually did something like this for top.  In top I had
all mutex names start with a * to differentiate them from wait channel names,
can you do a similar thing for mwchan?

>                                       -Matt
>                                       Matthew Dillon 
>                                       <dillon@backplane.com>

-- 

John Baldwin <jhb@FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve!"  -  http://www.FreeBSD.org/

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