Acked-by: Joe Stringer <joestrin...@nicira.com>
On 22 May 2014 12:27, Alex Wang <al...@nicira.com> wrote: > Commit b256dc525c8 (ofproto-dpif-xlate: Cache xlate_actions() effects.) > caches the variables needed for refreshing mac-learning table in > xlate_normal(). Wherein, the cache entry always records reference to > the original 'ofproto'. > > When patch port is used to connect two 'ofproto's, packet goes through the > patch port will have two mac-learning cache entries created for each > 'ofproto'. So, each entry should reference to the corresponding 'ofproto'. > However, due to the bug mentioned above, all cache entries will refer to > the > same 'ofproto'. Subsequently, the mac-learning tables can be corrupted, > which > causes connection loss. > > This commit fixes the bug by making each cache entry refer to the correct > 'ofproto'. > > Signed-off-by: Alex Wang <al...@nicira.com> > --- > ofproto/ofproto-dpif-xlate.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/ofproto/ofproto-dpif-xlate.c b/ofproto/ofproto-dpif-xlate.c > index a87db54..63b4741 100644 > --- a/ofproto/ofproto-dpif-xlate.c > +++ b/ofproto/ofproto-dpif-xlate.c > @@ -1570,7 +1570,7 @@ xlate_normal(struct xlate_ctx *ctx) > > /* Save enough info to update mac learning table later. */ > entry = xlate_cache_add_entry(ctx->xin->xcache, XC_NORMAL); > - entry->u.normal.ofproto = ctx->xin->ofproto; > + entry->u.normal.ofproto = ctx->xbridge->ofproto; > entry->u.normal.flow = xmemdup(flow, sizeof *flow); > entry->u.normal.vlan = vlan; > } > -- > 1.7.9.5 > > _______________________________________________ > dev mailing list > dev@openvswitch.org > http://openvswitch.org/mailman/listinfo/dev >
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