Re: [PATCH man-page] packet.7: document PACKET_QDISC_BYPASS

[Daniel Borkmann <dborkman-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>]

On 01/28/2014 03:24 PM, Michael Kerrisk (man-pages) wrote:
> Daniel,
>
> I've applied this patch. I have a question below.
>
> On 12/10/2013 04:31 PM, Daniel Borkmann wrote:
>> Add a comment about PACKET_QDISC_BYPASS' socket option to the kernel.
>>
>> Signed-off-by: Daniel Borkmann <dborkman-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
>> ---
>>   Michael, this patch is on top of Willem's resend for packet.7:
>>   http://www.spinics.net/lists/linux-man/msg04576.html
>>
>>   Kernel part of this man page update:
>>   https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/?id=d346a3fae3ff1d99f5d0c819bf86edf9094a26a1
>>
>>   Thanks!
>>
>>   man7/packet.7 | 5 +++++
>>   1 file changed, 5 insertions(+)
>>
>> diff --git a/man7/packet.7 b/man7/packet.7
>> index e0993d2..100f876 100644
>> --- a/man7/packet.7
>> +++ b/man7/packet.7
>> @@ -426,6 +426,11 @@ creates a packet receive ring of variant
>>   .BR TPACKET_V1 .
>>   To create another variant, configure the desired variant by setting this
>>   integer option before creating the ring.
>> +.TP
>> +.BR PACKET_QDISC_BYPASS " (since Linux 3.14)"
>> +By default, packets sent through packet sockets pass through the kernel's
>> +qdisc (traffic control) layer. This can be bypassed by setting this integer
>> +option to one for usage scenarios similar to pktgen.
>
> This last sentence is a little unclear. Would it be better as:
>
> This can be bypassed by setting this integer
> option to one; this is useful for usage scenarios similar to pktgen.

Yes, sounds good to me, thanks Michael.

> Or something like that. Also, can you elaborate a little on what
> pktgen is please.
>
> Thanks,
>
> Michael
>
>
>
>>   .SS Ioctls
>>   .B SIOCGSTAMP
>>
>
>
--
To unsubscribe from this list: send the line "unsubscribe linux-man" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html