This function will flush the connection tracking tables of a specific datapath.
It simply calls a function pointer in the dpif_class. No dpif currently implements the required interface. The next commits will provide an implementation in dpif-netlink. Signed-off-by: Daniele Di Proietto <diproiet...@vmware.com> --- lib/ct-dpif.c | 11 +++++++++++ lib/ct-dpif.h | 1 + lib/dpif-netdev.c | 1 + lib/dpif-netlink.c | 1 + lib/dpif-provider.h | 4 ++++ 5 files changed, 18 insertions(+) diff --git a/lib/ct-dpif.c b/lib/ct-dpif.c index 84e6488..9a23a5c 100644 --- a/lib/ct-dpif.c +++ b/lib/ct-dpif.c @@ -107,6 +107,17 @@ ct_dpif_dump_done(struct ct_dpif_dump_state *dump) : EOPNOTSUPP); } +/* Flush the entries in the connection tracker used by 'dpif'. + * + * If 'zone' is not NULL, flush only the entries in '*zone'. */ +int +ct_dpif_flush(struct dpif *dpif, const uint16_t *zone) +{ + return (dpif->dpif_class->ct_flush + ? dpif->dpif_class->ct_flush(dpif, zone) + : EOPNOTSUPP); +} + /* Free memory held by 'entry'. */ void ct_dpif_entry_uninit(struct ct_dpif_entry *entry) diff --git a/lib/ct-dpif.h b/lib/ct-dpif.h index 03f1c20..454be41 100644 --- a/lib/ct-dpif.h +++ b/lib/ct-dpif.h @@ -175,6 +175,7 @@ int ct_dpif_dump_start(struct dpif *, struct ct_dpif_dump_state **, const uint16_t *zone); int ct_dpif_dump_next(struct ct_dpif_dump_state *, struct ct_dpif_entry *); int ct_dpif_dump_done(struct ct_dpif_dump_state *); +int ct_dpif_flush(struct dpif *, const uint16_t *zone); void ct_dpif_entry_uninit(struct ct_dpif_entry *); void ct_dpif_format_entry(const struct ct_dpif_entry *, struct ds *, bool verbose, bool print_stats); diff --git a/lib/dpif-netdev.c b/lib/dpif-netdev.c index 0f76249..3440755 100644 --- a/lib/dpif-netdev.c +++ b/lib/dpif-netdev.c @@ -3690,6 +3690,7 @@ const struct dpif_class dpif_netdev_class = { NULL, /* ct_dump_start */ NULL, /* ct_dump_next */ NULL, /* ct_dump_done */ + NULL, /* ct_flush */ }; static void diff --git a/lib/dpif-netlink.c b/lib/dpif-netlink.c index bf81e61..fa995c1 100644 --- a/lib/dpif-netlink.c +++ b/lib/dpif-netlink.c @@ -2322,6 +2322,7 @@ const struct dpif_class dpif_netlink_class = { NULL, /* ct_dump_start */ NULL, /* ct_dump_next */ NULL, /* ct_dump_done */ + NULL, /* ct_flush */ }; static int diff --git a/lib/dpif-provider.h b/lib/dpif-provider.h index f00e635..a9844be 100644 --- a/lib/dpif-provider.h +++ b/lib/dpif-provider.h @@ -415,6 +415,10 @@ struct dpif_class { int (*ct_dump_next)(struct dpif *, struct ct_dpif_dump_state *, struct ct_dpif_entry *entry); int (*ct_dump_done)(struct dpif *, struct ct_dpif_dump_state *state); + + /* Flushes the connection tracking tables. If 'zone' is not NULL, + * only deletes connections in '*zone'. */ + int (*ct_flush)(struct dpif *, const uint16_t *zone); }; extern const struct dpif_class dpif_netlink_class; -- 2.1.4 _______________________________________________ dev mailing list dev@openvswitch.org http://openvswitch.org/mailman/listinfo/dev