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Subject: Re: svn commit: r330711 - head/sbin/sysctl
To: John Baldwin <jhb@FreeBSD.org>, src-committers@freebsd.org,
 svn-src-all@freebsd.org, svn-src-head@freebsd.org
References: <201803092337.w29NbJSX093826@repo.freebsd.org>
From: Hans Petter Selasky <hps@selasky.org>
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Date: Tue, 12 Jun 2018 19:51:35 +0200
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On 03/10/18 00:37, John Baldwin wrote:
> Author: jhb
> Date: Fri Mar  9 23:37:19 2018
> New Revision: 330711
> URL: https://svnweb.freebsd.org/changeset/base/330711
> 
> Log:
>    Permit sysctl(8) to set an array of numeric values for a single node.
>    
>    Most sysctl nodes only return a single value, but some nodes return an
>    array of values (e.g. kern.cp_time).  sysctl(8) understand how to display
>    the values of a node that returns multiple values (it prints out each
>    numeric value separated by spaces).  However, until now sysctl(8) has
>    only been able to set sysctl nodes to a single value.  This change
>    allows sysctl to accept a new value for a numeric sysctl node that contains
>    multiple values separated by either spaces or commas.  sysctl(8) parses
>    this list into an array of values and passes the array as the "new" value
>    to sysctl(2).

Hi,

Was support added to handle such settings through the kernel environment 
aswell, like /boot/loader.conf. See the XXX_RWTUN and XXX_RDTUN flags 
for sysctls.

--HPS