Re: [gentoo-user] https://wiki.gentoo.org/wiki/Traffic_shaping

[Alan McKinnon <alan.mckinnon@gmail.com>]

On 23/11/2015 13:29, lee wrote:
> Neil Bothwick <neil@digimed.co.uk> writes:
>
>> On Mon, 23 Nov 2015 00:14:36 +0100, lee wrote:
>>
>>>> I'm using 4.1.12-gentoo and it contains Ingress Qdisc.  Look for
>>>> NET_SCH_INGRESS:
>>>>
>>>> grep -i SCH_INGRESS /usr/src/linux/.config
>>>> # CONFIG_NET_SCH_INGRESS is not set
>>>
>>>
>>> heimdali ~ # grep NET_SCH_INGRESS /usr/src/linux/.config
>>> heimdali ~ # uname -a
>>> Linux heimdali 4.0.5-gentoo #8 SMP Sun Sep 27 22:52:33 CEST 2015 x86_64
>>> Intel(R) Xeon(R) CPU X5675 @ 3.07GHz GenuineIntel GNU/Linux
>>>
>>>
>>> So I don't have that at all.
>>
>> Grepping .config proves nothing. If a requirement of the option is not
>> set, the option may not appear in .config. The only reliable test is the
>> search facility in make *config.
>
> Search facility?
>
> I only use menuconfig and often times, it's difficult to find a
> particular option I'm looking for.
>
> Like the wiki page tells you where to look, so I look there, and the
> option isn't there while others shown on the wiki page are --- very
> likely using a different kernel version.  Now where is the option I need
> to enable?  A tedious search begins ...
>
> Is there a good way to find where options are?
>


in make menuconfig, type "/" then a search string. Just like less.

Then start hunting.