aboutsummaryrefslogtreecommitdiff
path: root/include/uapi/linux/bpf.h
diff options
context:
space:
mode:
authorLawrence Brakmo <brakmo@fb.com>2017-06-30 20:02:44 -0700
committerDavid S. Miller <davem@davemloft.net>2017-07-01 16:15:13 -0700
commit13d3b1ebe28762c79e981931a41914fae5d04386 (patch)
tree2ba5e7acc2245ff6296bc8b51e10d49559cdb928 /include/uapi/linux/bpf.h
parent61bc4d8daa7af018d7ea084ea38648828a5a90d5 (diff)
download96b-common-13d3b1ebe28762c79e981931a41914fae5d04386.tar.gz
bpf: Support for setting initial receive window
This patch adds suppport for setting the initial advertized window from within a BPF_SOCK_OPS program. This can be used to support larger initial cwnd values in environments where it is known to be safe. Signed-off-by: Lawrence Brakmo <brakmo@fb.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/uapi/linux/bpf.h')
-rw-r--r--include/uapi/linux/bpf.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h
index 00702b294447..94d7ded1a6cf 100644
--- a/include/uapi/linux/bpf.h
+++ b/include/uapi/linux/bpf.h
@@ -751,6 +751,10 @@ enum {
BPF_SOCK_OPS_TIMEOUT_INIT, /* Should return SYN-RTO value to use or
* -1 if default value should be used
*/
+ BPF_SOCK_OPS_RWND_INIT, /* Should return initial advertized
+ * window (in packets) or -1 if default
+ * value should be used
+ */
};
#endif /* _UAPI__LINUX_BPF_H__ */