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| author | David Ahern <dsa@cumulusnetworks.com> | 2015-08-27 16:07:03 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-08-28 13:32:36 -0700 |
| commit | 192132b9a034d87566294be0fba5f8f75c2cf16b (patch) | |
| tree | c4d7126eb3cd4eb84effc223fb98fdf8e0b80658 /include/net/inetpeer.h | |
| parent | 5345c2e12d41f815c1009c9dee72f3d5fcfd4282 (diff) | |
| download | linux-192132b9a034d87566294be0fba5f8f75c2cf16b.tar.gz linux-192132b9a034d87566294be0fba5f8f75c2cf16b.tar.bz2 linux-192132b9a034d87566294be0fba5f8f75c2cf16b.zip | |
net: Add support for VRFs to inetpeer cache
inetpeer caches based on address only, so duplicate IP addresses within
a namespace return the same cached entry. Enhance the ipv4 address key
to contain both the IPv4 address and VRF device index.
Signed-off-by: David Ahern <dsa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/inetpeer.h')
| -rw-r--r-- | include/net/inetpeer.h | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/include/net/inetpeer.h b/include/net/inetpeer.h index e34f98aa93b1..4a6009d4486b 100644 --- a/include/net/inetpeer.h +++ b/include/net/inetpeer.h @@ -15,11 +15,17 @@ #include <net/ipv6.h> #include <linux/atomic.h> +/* IPv4 address key for cache lookups */ +struct ipv4_addr_key { + __be32 addr; + int vif; +}; + #define INETPEER_MAXKEYSZ (sizeof(struct in6_addr) / sizeof(u32)) struct inetpeer_addr { union { - __be32 a4; + struct ipv4_addr_key a4; struct in6_addr a6; u32 key[INETPEER_MAXKEYSZ]; }; @@ -71,13 +77,13 @@ void inet_initpeers(void) __init; static inline void inetpeer_set_addr_v4(struct inetpeer_addr *iaddr, __be32 ip) { - iaddr->a4 = ip; + iaddr->a4.addr = ip; iaddr->family = AF_INET; } static inline __be32 inetpeer_get_addr_v4(struct inetpeer_addr *iaddr) { - return iaddr->a4; + return iaddr->a4.addr; } static inline void inetpeer_set_addr_v6(struct inetpeer_addr *iaddr, @@ -99,11 +105,12 @@ struct inet_peer *inet_getpeer(struct inet_peer_base *base, static inline struct inet_peer *inet_getpeer_v4(struct inet_peer_base *base, __be32 v4daddr, - int create) + int vif, int create) { struct inetpeer_addr daddr; - daddr.a4 = v4daddr; + daddr.a4.addr = v4daddr; + daddr.a4.vif = vif; daddr.family = AF_INET; return inet_getpeer(base, &daddr, create); } |