svn commit: r259562 - head/usr.bin/netstat

[Alexander V. Chernikov]

On 18.12.2013 22:45, John-Mark Gurney wrote:
> Alexander V. Chernikov wrote this message on Wed, Dec 18, 2013 at 18:25 +0000:
>> Author: melifaro
>> Date: Wed Dec 18 18:25:27 2013
>> New Revision: 259562
>> URL: http://svnweb.freebsd.org/changeset/base/259562
>>
>> Log:
>>   Switch netstat -rn to use standard API for retrieving list of routes
>>   instead of peeking inside in-kernel radix via kget.
>>   This permits us to change kernel structures without breaking userland.
>>   Additionally, this change provide more reliable and faster output.
>>   
>>   `Refs` and `Use` fields available in IPv4 by default (and via -W
>>   for other families) were removed. `Refs` is radix-specific thing
>>   which is not informative for users. `Use` field value is handy sometimes,
>>   but a) current API does not support it and b) I'm not sure we will
>>   support per-rte pcpu counters in near future.
>>   
>>   Old method of retrieving data is still supported (either by defining
>>   NewTree=0 or running netstat with -A). However, Refs/Use fields are
>>   hidden.
>>   
>>   Sponsored by:	Yandex LLC
>>   MFC after:	4 weeks
>>   PR:		kern/167204
> 
> How will this impact the use of netstat -rn -M vmcore -N kernel ?  Will
> this change make it not usable, or will you still automatically use
Well. It will probably break in (maybe, near) future.
> it when they are specified?
However, it should work now (fixed in r259566).
>