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authorDavid Ahern <dsahern@gmail.com>2018-05-27 08:09:56 -0700
committerDavid S. Miller <davem@davemloft.net>2018-05-29 10:12:45 -0400
commit620dee9415fae09003d012cc7c23b011e5ebb43d (patch)
treea0969ac3323bdb0621c7decdbd8f9d92b7cac35f
parentd169a1f8baa42b416bf00df2c62a8af82c124775 (diff)
downloadlinux-620dee9415fae09003d012cc7c23b011e5ebb43d.tar.gz
net: Add IFA_RT_PRIORITY address attribute
Currently, if two interfaces have addresses in the same connected route, then the order of the prefix route entries is determined by the order in which the addresses are assigned or the links brought up. Add IFA_RT_PRIORITY to allow user to specify the metric of the prefix route associated with an address giving interface managers better control of the order of prefix routes. Signed-off-by: David Ahern <dsahern@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--include/uapi/linux/if_addr.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/uapi/linux/if_addr.h b/include/uapi/linux/if_addr.h
index 2ef053d265de..ebaf5701c9db 100644
--- a/include/uapi/linux/if_addr.h
+++ b/include/uapi/linux/if_addr.h
@@ -33,6 +33,7 @@ enum {
IFA_CACHEINFO,
IFA_MULTICAST,
IFA_FLAGS,
+ IFA_RT_PRIORITY, /* u32, priority/metric for prefix route */
__IFA_MAX,
};