On 01/08/2014 12:34 AM, Michael Kerrisk (man-pages) wrote:
On Wed, Dec 11, 2013 at 4:31 AM, Daniel Borkmann <dborkman@xxxxxxxxxx> wrote:
Add a comment about PACKET_QDISC_BYPASS' socket option to the kernel.
Daniel, could you ping me again when this goes into the mainline kernel?
Ping. ;)
Cheers,
Michael
Signed-off-by: Daniel Borkmann <dborkman@xxxxxxxxxx>
---
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.
.SS Ioctls
.B SIOCGSTAMP
--
1.8.3.1
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