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authorSander Vrijders <sander.vrijders@ugent.be>2018-10-03 12:16:44 +0200
committerDimitri Staessens <dimitri.staessens@ugent.be>2018-10-03 15:18:24 +0200
commit4b88be0201a947491130f174552a86a50c233dc2 (patch)
tree1c14b636a6bcf7cc43d0a1839d8a4ac9592e48bc /src/ipcpd/eth/eth.c
parenta789531e1dab39fcddc6d57af2312ead3b1fa4cc (diff)
downloadouroboros-4b88be0201a947491130f174552a86a50c233dc2.tar.gz
ouroboros-4b88be0201a947491130f174552a86a50c233dc2.zip
ipcpd: Bypass Qdisc in Ethernet IPCP
Since Linux kernel 3.14 there is the option to bypass the kernel Qdisc. This will speed up the Ethernet IPCP. Signed-off-by: Sander Vrijders <sander.vrijders@ugent.be> Signed-off-by: Dimitri Staessens <dimitri.staessens@ugent.be>
Diffstat (limited to 'src/ipcpd/eth/eth.c')
-rw-r--r--src/ipcpd/eth/eth.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/ipcpd/eth/eth.c b/src/ipcpd/eth/eth.c
index 8175d803..05dd9ac7 100644
--- a/src/ipcpd/eth/eth.c
+++ b/src/ipcpd/eth/eth.c
@@ -1200,6 +1200,9 @@ static int eth_ipcp_bootstrap(const struct ipcp_config * conf)
#ifndef SHM_RDRB_MULTI_BLOCK
size_t maxsz;
#endif
+#if defined(HAVE_RAW_SOCKETS)
+ int qdisc_bypass = 1;
+#endif
assert(conf);
assert(conf->type == THIS_TYPE);
@@ -1365,6 +1368,11 @@ static int eth_ipcp_bootstrap(const struct ipcp_config * conf)
return -1;
}
+ if (setsockopt(eth_data.s_fd, SOL_PACKET, PACKET_QDISC_BYPASS,
+ &qdisc_bypass, sizeof(qdisc_bypass))) {
+ log_info("Qdisc bypass not supported.");
+ }
+
if (bind(eth_data.s_fd, (struct sockaddr *) &eth_data.device,
sizeof(eth_data.device))) {
log_err("Failed to bind socket to interface");