It seems that the testing patches have a strange problem, please wait before merge it.
Thanks, Lai On 11/14/2011 12:50 PM, Lai Jiangshan wrote: > Signed-off-by: Lai Jiangshan <[email protected]> > --- > rculfhash.c | 24 +++++++++++++++++++++++- > urcu/rculfhash.h | 14 ++++++++++++++ > 2 files changed, 37 insertions(+), 1 deletions(-) > > diff --git a/rculfhash.c b/rculfhash.c > index cbfc79e..70f5863 100644 > --- a/rculfhash.c > +++ b/rculfhash.c > @@ -1495,12 +1495,34 @@ void cds_lfht_add(struct cds_lfht *ht, unsigned long > hash, > { > unsigned long size; > > - node->reverse_hash = bit_reverse_ulong((unsigned long) hash); > + node->reverse_hash = bit_reverse_ulong(hash); > size = rcu_dereference(ht->t.size); > _cds_lfht_add(ht, NULL, NULL, size, node, NULL, 0); > ht_count_add(ht, size, hash); > } > > +bool cds_lfht_add_at(struct cds_lfht *ht, struct cds_lfht_iter *iter, > + unsigned long hash, struct cds_lfht_node *node) > +{ > + struct cds_lfht_node *new_node; > + > + if (caa_unlikely(is_removed(iter->next))) > + return false; > + > + node->reverse_hash = bit_reverse_ulong(hash); > + node->next = clear_flag(iter->next); > + if (is_bucket(iter->next)) > + new_node = flag_bucket(node); > + else > + new_node = node; > + if (uatomic_cmpxchg(&iter->node->next, iter->next, > + new_node) != iter->next) > + return false; > + > + ht_count_add(ht, rcu_dereference(ht->t.size), hash); > + return true; > +} > + > struct cds_lfht_node *cds_lfht_add_unique(struct cds_lfht *ht, > unsigned long hash, > cds_lfht_match_fct match, > diff --git a/urcu/rculfhash.h b/urcu/rculfhash.h > index 7d919d0..0f9bf44 100644 > --- a/urcu/rculfhash.h > +++ b/urcu/rculfhash.h > @@ -250,6 +250,20 @@ void cds_lfht_add(struct cds_lfht *ht, unsigned long > hash, > struct cds_lfht_node *node); > > /* > + * cds_lfht_add_at - add a node to the hash table at the specified place. > + * @ht: the hash table. > + * @iter: the specified place to insert > + * @hash: the key hash. > + * @node: the node to add. > + * > + * This function supports adding redundant keys into the table. > + * Call with rcu_read_lock held. > + * Threads calling this API need to be registered RCU read-side threads. > + */ > +bool cds_lfht_add_at(struct cds_lfht *ht, struct cds_lfht_iter *iter, > + unsigned long hash, struct cds_lfht_node *node); > + > +/* > * cds_lfht_add_unique - add a node to hash table, if key is not present. > * @ht: the hash table. > * @hash: the node's hash. _______________________________________________ ltt-dev mailing list [email protected] http://lists.casi.polymtl.ca/cgi-bin/mailman/listinfo/ltt-dev
