Re: pluggable pktq_rps_hash()

[Kengo NAKAHARA <k-nakahara%iij.ad.jp@localhost>]

Hi,

Can I commit the following patch?

If there are no objection, I will commit the patch next week.


On 2021/09/24 13:27, Kengo NAKAHARA wrote:
> Hi,
>
> I implement some of pktq_rps_hash() and make pluggable it for each
> interface type such as ether, pppoe, gif, and ipsecif.
> Here is the patch
>      https://github.com/knakahara/netbsd-src/commit/68a43105b541aec79c6f067e81dbe34ad2282dec
>
> Of course, the default behavior is not changed.  We can change RPS
> behavior by "sysctl -w net.{ether,pppoe,gif,ipsecif}.rps_hash=${value}".
> Currently, the values are
>      - zero : always return 0
>      - curcpu : return current cpuid
>      - toeplitz : return toeplitz hash value which calculated from mbuf
>
> I think it is easy to add new rps hash functions to the above patch
> and to apply the pluggable rps hash function to other interfaces.
>
> Could you comment the patch?


Thanks,

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Internet Initiative Japan Inc.

Device Engineering Section,
Product Division,
Technology Unit

Kengo NAKAHARA <k-nakahara%iij.ad.jp@localhost>