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| author | Daniel Borkmann <dborkman@redhat.com> | 2013-08-28 22:13:11 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-08-29 16:43:29 -0400 |
| commit | 7ec06da81d2b98859b558d8d551a0c4e3d9516a3 (patch) | |
| tree | 719e25530713271eca895eea63e34f58030b6a57 /Documentation/networking/packet_mmap.txt | |
| parent | f55d112e529386af3667fac3a507132a361b2154 (diff) | |
| download | linux-7ec06da81d2b98859b558d8d551a0c4e3d9516a3.tar.bz2 | |
net: packet: document available fanout policies
Update documentation to add fanout policies that are available.
Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation/networking/packet_mmap.txt')
| -rw-r--r-- | Documentation/networking/packet_mmap.txt | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/networking/packet_mmap.txt b/Documentation/networking/packet_mmap.txt index 8572796b1eb6..c01223628a87 100644 --- a/Documentation/networking/packet_mmap.txt +++ b/Documentation/networking/packet_mmap.txt @@ -543,6 +543,14 @@ TPACKET_V2 --> TPACKET_V3: In the AF_PACKET fanout mode, packet reception can be load balanced among processes. This also works in combination with mmap(2) on packet sockets. +Currently implemented fanout policies are: + + - PACKET_FANOUT_HASH: schedule to socket by skb's rxhash + - PACKET_FANOUT_LB: schedule to socket by round-robin + - PACKET_FANOUT_CPU: schedule to socket by CPU packet arrives on + - PACKET_FANOUT_RND: schedule to socket by random selection + - PACKET_FANOUT_ROLLOVER: if one socket is full, rollover to another + Minimal example code by David S. Miller (try things like "./test eth0 hash", "./test eth0 lb", etc.): |