[ltt-dev] [PATCH 1/2] rculfhash: rename dummy to bucket
Mathieu Desnoyers
mathieu.desnoyers at efficios.com
Sat Nov 5 09:54:28 EDT 2011
* Lai Jiangshan (laijs at cn.fujitsu.com) wrote:
> Signed-off-by: Lai Jiangshan <laijs at cn.fujitsu.com>
Merged, thanks!
Mathieu
> ---
> rculfhash.c | 180 +++++++++++++++++++++++++++---------------------------
> urcu/rculfhash.h | 2 +-
> 2 files changed, 91 insertions(+), 91 deletions(-)
>
> diff --git a/rculfhash.c b/rculfhash.c
> index 86b234f..88079f9 100644
> --- a/rculfhash.c
> +++ b/rculfhash.c
> @@ -45,7 +45,7 @@
> * - The resize operation executes concurrently with add/remove/lookup.
> * - Hash table nodes are contained within a split-ordered list. This
> * list is ordered by incrementing reversed-bits-hash value.
> - * - An index of dummy nodes is kept. These dummy nodes are the hash
> + * - An index of bucket nodes is kept. These bucket nodes are the hash
> * table "buckets", and they are also chained together in the
> * split-ordered list, which allows recursive expansion.
> * - The resize operation for small tables only allows expanding the hash table.
> @@ -74,7 +74,7 @@
> * successfully set the "removed" flag (with a cmpxchg) into a node's
> * next pointer is considered to have succeeded its removal (and thus
> * owns the node to reclaim). Because we garbage-collect starting from
> - * an invariant node (the start-of-bucket dummy node) up to the
> + * an invariant node (the start-of-bucket bucket node) up to the
> * "removed" node (or find a reverse-hash that is higher), we are sure
> * that a successful traversal of the chain leads to a chain that is
> * present in the linked-list (the start node is never removed) and
> @@ -88,19 +88,19 @@
> * for it do to so.
> * - A RCU "order table" indexed by log2(hash index) is copied and
> * expanded by the resize operation. This order table allows finding
> - * the "dummy node" tables.
> - * - There is one dummy node table per hash index order. The size of
> - * each dummy node table is half the number of hashes contained in
> + * the "bucket node" tables.
> + * - There is one bucket node table per hash index order. The size of
> + * each bucket node table is half the number of hashes contained in
> * this order (except for order 0).
> - * - synchronzie_rcu is used to garbage-collect the old dummy node table.
> - * - The per-order dummy node tables contain a compact version of the
> + * - synchronzie_rcu is used to garbage-collect the old bucket node table.
> + * - The per-order bucket node tables contain a compact version of the
> * hash table nodes. These tables are invariant after they are
> * populated into the hash table.
> *
> - * Dummy node tables:
> + * Bucket node tables:
> *
> - * hash table hash table the last all dummy node tables
> - * order size dummy node 0 1 2 3 4 5 6(index)
> + * hash table hash table the last all bucket node tables
> + * order size bucket node 0 1 2 3 4 5 6(index)
> * table size
> * 0 1 1 1
> * 1 2 1 1 1
> @@ -110,12 +110,12 @@
> * 5 32 16 1 1 2 4 8 16
> * 6 64 32 1 1 2 4 8 16 32
> *
> - * When growing/shrinking, we only focus on the last dummy node table
> + * When growing/shrinking, we only focus on the last bucket node table
> * which size is (!order ? 1 : (1 << (order -1))).
> *
> * Example for growing/shrinking:
> - * grow hash table from order 5 to 6: init the index=6 dummy node table
> - * shrink hash table from order 6 to 5: fini the index=6 dummy node table
> + * grow hash table from order 5 to 6: init the index=6 bucket node table
> + * shrink hash table from order 6 to 5: fini the index=6 bucket node table
> *
> * A bit of ascii art explanation:
> *
> @@ -195,7 +195,7 @@
> #endif
>
> /*
> - * Minimum number of dummy nodes to touch per thread to parallelize grow/shrink.
> + * Minimum number of bucket nodes to touch per thread to parallelize grow/shrink.
> */
> #define MIN_PARTITION_PER_THREAD_ORDER 12
> #define MIN_PARTITION_PER_THREAD (1UL << MIN_PARTITION_PER_THREAD_ORDER)
> @@ -212,11 +212,11 @@
> * The removed flag needs to be updated atomically with the pointer.
> * It indicates that no node must attach to the node scheduled for
> * removal, and that node garbage collection must be performed.
> - * The dummy flag does not require to be updated atomically with the
> + * The bucket flag does not require to be updated atomically with the
> * pointer, but it is added as a pointer low bit flag to save space.
> */
> #define REMOVED_FLAG (1UL << 0)
> -#define DUMMY_FLAG (1UL << 1)
> +#define BUCKET_FLAG (1UL << 1)
> #define FLAGS_MASK ((1UL << 2) - 1)
>
> /* Value of the end pointer. Should not interact with flags. */
> @@ -237,10 +237,10 @@ struct ht_items_count {
> } __attribute__((aligned(CAA_CACHE_LINE_SIZE)));
>
> /*
> - * rcu_level: Contains the per order-index-level dummy node table. The
> - * size of each dummy node table is half the number of hashes contained
> + * rcu_level: Contains the per order-index-level bucket node table. The
> + * size of each bucket node table is half the number of hashes contained
> * in this order (except for order 0). The minimum allocation size
> - * parameter allows combining the dummy node arrays of the lowermost
> + * parameter allows combining the bucket node arrays of the lowermost
> * levels to improve cache locality for small index orders.
> */
> struct rcu_level {
> @@ -321,7 +321,7 @@ void _cds_lfht_add(struct cds_lfht *ht,
> unsigned long size,
> struct cds_lfht_node *node,
> struct cds_lfht_iter *unique_ret,
> - int dummy);
> + int bucket);
>
> /*
> * Algorithm to reverse bits in a word by lookup table, extended to
> @@ -716,15 +716,15 @@ struct cds_lfht_node *flag_removed(struct cds_lfht_node *node)
> }
>
> static
> -int is_dummy(struct cds_lfht_node *node)
> +int is_bucket(struct cds_lfht_node *node)
> {
> - return ((unsigned long) node) & DUMMY_FLAG;
> + return ((unsigned long) node) & BUCKET_FLAG;
> }
>
> static
> -struct cds_lfht_node *flag_dummy(struct cds_lfht_node *node)
> +struct cds_lfht_node *flag_bucket(struct cds_lfht_node *node)
> {
> - return (struct cds_lfht_node *) (((unsigned long) node) | DUMMY_FLAG);
> + return (struct cds_lfht_node *) (((unsigned long) node) | BUCKET_FLAG);
> }
>
> static
> @@ -782,27 +782,27 @@ struct cds_lfht_node *lookup_bucket(struct cds_lfht *ht, unsigned long size,
> * Remove all logically deleted nodes from a bucket up to a certain node key.
> */
> static
> -void _cds_lfht_gc_bucket(struct cds_lfht_node *dummy, struct cds_lfht_node *node)
> +void _cds_lfht_gc_bucket(struct cds_lfht_node *bucket, struct cds_lfht_node *node)
> {
> struct cds_lfht_node *iter_prev, *iter, *next, *new_next;
>
> - assert(!is_dummy(dummy));
> - assert(!is_removed(dummy));
> - assert(!is_dummy(node));
> + assert(!is_bucket(bucket));
> + assert(!is_removed(bucket));
> + assert(!is_bucket(node));
> assert(!is_removed(node));
> for (;;) {
> - iter_prev = dummy;
> - /* We can always skip the dummy node initially */
> + iter_prev = bucket;
> + /* We can always skip the bucket node initially */
> iter = rcu_dereference(iter_prev->next);
> assert(!is_removed(iter));
> assert(iter_prev->reverse_hash <= node->reverse_hash);
> /*
> - * We should never be called with dummy (start of chain)
> + * We should never be called with bucket (start of chain)
> * and logically removed node (end of path compression
> * marker) being the actual same node. This would be a
> * bug in the algorithm implementation.
> */
> - assert(dummy != node);
> + assert(bucket != node);
> for (;;) {
> if (caa_unlikely(is_end(iter)))
> return;
> @@ -815,8 +815,8 @@ void _cds_lfht_gc_bucket(struct cds_lfht_node *dummy, struct cds_lfht_node *node
> iter = next;
> }
> assert(!is_removed(iter));
> - if (is_dummy(iter))
> - new_next = flag_dummy(clear_flag(next));
> + if (is_bucket(iter))
> + new_next = flag_bucket(clear_flag(next));
> else
> new_next = clear_flag(next);
> (void) uatomic_cmpxchg(&iter_prev->next, iter, new_next);
> @@ -836,9 +836,9 @@ int _cds_lfht_replace(struct cds_lfht *ht, unsigned long size,
> return -ENOENT;
>
> assert(!is_removed(old_node));
> - assert(!is_dummy(old_node));
> + assert(!is_bucket(old_node));
> assert(!is_removed(new_node));
> - assert(!is_dummy(new_node));
> + assert(!is_bucket(new_node));
> assert(new_node != old_node);
> for (;;) {
> /* Insert after node to be replaced */
> @@ -849,7 +849,7 @@ int _cds_lfht_replace(struct cds_lfht *ht, unsigned long size,
> */
> return -ENOENT;
> }
> - assert(!is_dummy(old_next));
> + assert(!is_bucket(old_next));
> assert(new_node != clear_flag(old_next));
> new_node->next = clear_flag(old_next);
> /*
> @@ -890,13 +890,13 @@ void _cds_lfht_add(struct cds_lfht *ht,
> unsigned long size,
> struct cds_lfht_node *node,
> struct cds_lfht_iter *unique_ret,
> - int dummy)
> + int bucket_flag)
> {
> struct cds_lfht_node *iter_prev, *iter, *next, *new_node, *new_next,
> *return_node;
> struct cds_lfht_node *bucket;
>
> - assert(!is_dummy(node));
> + assert(!is_bucket(node));
> assert(!is_removed(node));
> bucket = lookup_bucket(ht, size, bit_reverse_ulong(node->reverse_hash));
> for (;;) {
> @@ -907,7 +907,7 @@ void _cds_lfht_add(struct cds_lfht *ht,
> * insert location.
> */
> iter_prev = bucket;
> - /* We can always skip the dummy node initially */
> + /* We can always skip the bucket node initially */
> iter = rcu_dereference(iter_prev->next);
> assert(iter_prev->reverse_hash <= node->reverse_hash);
> for (;;) {
> @@ -916,8 +916,8 @@ void _cds_lfht_add(struct cds_lfht *ht,
> if (caa_likely(clear_flag(iter)->reverse_hash > node->reverse_hash))
> goto insert;
>
> - /* dummy node is the first node of the identical-hash-value chain */
> - if (dummy && clear_flag(iter)->reverse_hash == node->reverse_hash)
> + /* bucket node is the first node of the identical-hash-value chain */
> + if (bucket_flag && clear_flag(iter)->reverse_hash == node->reverse_hash)
> goto insert;
>
> next = rcu_dereference(clear_flag(iter)->next);
> @@ -926,7 +926,7 @@ void _cds_lfht_add(struct cds_lfht *ht,
>
> /* uniquely add */
> if (unique_ret
> - && !is_dummy(next)
> + && !is_bucket(next)
> && clear_flag(iter)->reverse_hash == node->reverse_hash) {
> struct cds_lfht_iter d_iter = { .node = node, .next = iter, };
>
> @@ -949,7 +949,7 @@ void _cds_lfht_add(struct cds_lfht *ht,
>
> /* Only account for identical reverse hash once */
> if (iter_prev->reverse_hash != clear_flag(iter)->reverse_hash
> - && !is_dummy(next))
> + && !is_bucket(next))
> check_resize(ht, size, ++chain_len);
> iter_prev = clear_flag(iter);
> iter = next;
> @@ -960,12 +960,12 @@ void _cds_lfht_add(struct cds_lfht *ht,
> assert(!is_removed(iter_prev));
> assert(!is_removed(iter));
> assert(iter_prev != node);
> - if (!dummy)
> + if (!bucket_flag)
> node->next = clear_flag(iter);
> else
> - node->next = flag_dummy(clear_flag(iter));
> - if (is_dummy(iter))
> - new_node = flag_dummy(node);
> + node->next = flag_bucket(clear_flag(iter));
> + if (is_bucket(iter))
> + new_node = flag_bucket(node);
> else
> new_node = node;
> if (uatomic_cmpxchg(&iter_prev->next, iter,
> @@ -978,8 +978,8 @@ void _cds_lfht_add(struct cds_lfht *ht,
>
> gc_node:
> assert(!is_removed(iter));
> - if (is_dummy(iter))
> - new_next = flag_dummy(clear_flag(next));
> + if (is_bucket(iter))
> + new_next = flag_bucket(clear_flag(next));
> else
> new_next = clear_flag(next);
> (void) uatomic_cmpxchg(&iter_prev->next, iter, new_next);
> @@ -995,7 +995,7 @@ end:
> static
> int _cds_lfht_del(struct cds_lfht *ht, unsigned long size,
> struct cds_lfht_node *node,
> - int dummy_removal)
> + int bucket_removal)
> {
> struct cds_lfht_node *bucket, *next, *old;
>
> @@ -1003,7 +1003,7 @@ int _cds_lfht_del(struct cds_lfht *ht, unsigned long size,
> return -ENOENT;
>
> /* logically delete the node */
> - assert(!is_dummy(node));
> + assert(!is_bucket(node));
> assert(!is_removed(node));
> old = rcu_dereference(node->next);
> do {
> @@ -1012,10 +1012,10 @@ int _cds_lfht_del(struct cds_lfht *ht, unsigned long size,
> next = old;
> if (caa_unlikely(is_removed(next)))
> return -ENOENT;
> - if (dummy_removal)
> - assert(is_dummy(next));
> + if (bucket_removal)
> + assert(is_bucket(next));
> else
> - assert(!is_dummy(next));
> + assert(!is_bucket(next));
> new_next = flag_removed(next);
> old = uatomic_cmpxchg(&node->next, next, new_next);
> } while (old != next);
> @@ -1095,7 +1095,7 @@ void partition_resize_helper(struct cds_lfht *ht, unsigned long i,
> * many worker threads, based on the number of CPUs available in the system.
> * This should therefore take care of not having the expand lagging behind too
> * many concurrent insertion threads by using the scheduler's ability to
> - * schedule dummy node population fairly with insertions.
> + * schedule bucket node population fairly with insertions.
> */
> static
> void init_table_populate_partition(struct cds_lfht *ht, unsigned long i,
> @@ -1155,8 +1155,8 @@ void init_table(struct cds_lfht *ht,
> assert(ht->t.tbl[i]);
>
> /*
> - * Set all dummy nodes reverse hash values for a level and
> - * link all dummy nodes into the table.
> + * Set all bucket nodes reverse hash values for a level and
> + * link all bucket nodes into the table.
> */
> init_table_populate(ht, i, len);
>
> @@ -1187,7 +1187,7 @@ void init_table(struct cds_lfht *ht,
> * Concurrent removal and add operations are helping us perform garbage
> * collection of logically removed nodes. We guarantee that all logically
> * removed nodes have been garbage-collected (unlinked) before call_rcu is
> - * invoked to free a hole level of dummy nodes (after a grace period).
> + * invoked to free a hole level of bucket nodes (after a grace period).
> *
> * Logical removal and garbage collection can therefore be done in batch or on a
> * node-per-node basis, as long as the guarantee above holds.
> @@ -1257,7 +1257,7 @@ void fini_table(struct cds_lfht *ht,
> /*
> * We need to wait for all add operations to reach Q.S. (and
> * thus use the new table for lookups) before we can start
> - * releasing the old dummy nodes. Otherwise their lookup will
> + * releasing the old bucket nodes. Otherwise their lookup will
> * return a logically removed node as insert position.
> */
> ht->cds_lfht_synchronize_rcu();
> @@ -1265,8 +1265,8 @@ void fini_table(struct cds_lfht *ht,
> free(free_by_rcu);
>
> /*
> - * Set "removed" flag in dummy nodes about to be removed.
> - * Unlink all now-logically-removed dummy node pointers.
> + * Set "removed" flag in bucket nodes about to be removed.
> + * Unlink all now-logically-removed bucket node pointers.
> * Concurrent add/remove operation are helping us doing
> * the gc.
> */
> @@ -1286,7 +1286,7 @@ void fini_table(struct cds_lfht *ht,
> }
>
> static
> -void cds_lfht_create_dummy(struct cds_lfht *ht, unsigned long size)
> +void cds_lfht_create_bucket(struct cds_lfht *ht, unsigned long size)
> {
> struct cds_lfht_node *prev, *node;
> unsigned long order, len, i, j;
> @@ -1294,8 +1294,8 @@ void cds_lfht_create_dummy(struct cds_lfht *ht, unsigned long size)
> ht->t.tbl[0] = calloc(1, ht->min_alloc_size * sizeof(struct cds_lfht_node));
> assert(ht->t.tbl[0]);
>
> - dbg_printf("create dummy: order %lu index %lu hash %lu\n", 0, 0, 0);
> - ht->t.tbl[0]->nodes[0].next = flag_dummy(get_end());
> + dbg_printf("create bucket: order %lu index %lu hash %lu\n", 0, 0, 0);
> + ht->t.tbl[0]->nodes[0].next = flag_bucket(get_end());
> ht->t.tbl[0]->nodes[0].reverse_hash = 0;
>
> for (order = 1; order < get_count_order_ulong(size) + 1; order++) {
> @@ -1318,12 +1318,12 @@ void cds_lfht_create_dummy(struct cds_lfht *ht, unsigned long size)
> }
>
> node = &ht->t.tbl[order]->nodes[j];
> - dbg_printf("create dummy: order %lu index %lu hash %lu\n",
> + dbg_printf("create bucket: order %lu index %lu hash %lu\n",
> order, j, j + len);
> node->next = prev->next;
> - assert(is_dummy(node->next));
> + assert(is_bucket(node->next));
> node->reverse_hash = bit_reverse_ulong(j + len);
> - prev->next = flag_dummy(node);
> + prev->next = flag_bucket(node);
> }
> }
> }
> @@ -1374,7 +1374,7 @@ struct cds_lfht *_cds_lfht_new(cds_lfht_compare_fct compare_fct,
> ht->t.resize_target = 1UL << order;
> ht->min_alloc_size = min_alloc_size;
> ht->min_alloc_order = get_count_order_ulong(min_alloc_size);
> - cds_lfht_create_dummy(ht, 1UL << order);
> + cds_lfht_create_bucket(ht, 1UL << order);
> ht->t.size = 1UL << order;
> return ht;
> }
> @@ -1390,7 +1390,7 @@ void cds_lfht_lookup(struct cds_lfht *ht, unsigned long hash,
>
> size = rcu_dereference(ht->t.size);
> bucket = lookup_bucket(ht, size, hash);
> - /* We can always skip the dummy node initially */
> + /* We can always skip the bucket node initially */
> node = rcu_dereference(bucket->next);
> node = clear_flag(node);
> for (;;) {
> @@ -1405,14 +1405,14 @@ void cds_lfht_lookup(struct cds_lfht *ht, unsigned long hash,
> next = rcu_dereference(node->next);
> assert(node == clear_flag(node));
> if (caa_likely(!is_removed(next))
> - && !is_dummy(next)
> + && !is_bucket(next)
> && node->reverse_hash == reverse_hash
> && caa_likely(match(node, arg))) {
> break;
> }
> node = clear_flag(next);
> }
> - assert(!node || !is_dummy(rcu_dereference(node->next)));
> + assert(!node || !is_bucket(rcu_dereference(node->next)));
> iter->node = node;
> iter->next = next;
> }
> @@ -1438,13 +1438,13 @@ void cds_lfht_next_duplicate(struct cds_lfht *ht, struct cds_lfht_iter *iter)
> }
> next = rcu_dereference(node->next);
> if (caa_likely(!is_removed(next))
> - && !is_dummy(next)
> + && !is_bucket(next)
> && caa_likely(!ht->compare_fct(node, iter->node))) {
> break;
> }
> node = clear_flag(next);
> }
> - assert(!node || !is_dummy(rcu_dereference(node->next)));
> + assert(!node || !is_bucket(rcu_dereference(node->next)));
> iter->node = node;
> iter->next = next;
> }
> @@ -1461,12 +1461,12 @@ void cds_lfht_next(struct cds_lfht *ht, struct cds_lfht_iter *iter)
> }
> next = rcu_dereference(node->next);
> if (caa_likely(!is_removed(next))
> - && !is_dummy(next)) {
> + && !is_bucket(next)) {
> break;
> }
> node = clear_flag(next);
> }
> - assert(!node || !is_dummy(rcu_dereference(node->next)));
> + assert(!node || !is_bucket(rcu_dereference(node->next)));
> iter->node = node;
> iter->next = next;
> }
> @@ -1476,7 +1476,7 @@ void cds_lfht_first(struct cds_lfht *ht, struct cds_lfht_iter *iter)
> struct cds_lfht_node *lookup;
>
> /*
> - * Get next after first dummy node. The first dummy node is the
> + * Get next after first bucket node. The first bucket node is the
> * first node of the linked list.
> */
> lookup = &ht->t.tbl[0]->nodes[0];
> @@ -1557,7 +1557,7 @@ int cds_lfht_del(struct cds_lfht *ht, struct cds_lfht_iter *iter)
> }
>
> static
> -int cds_lfht_delete_dummy(struct cds_lfht *ht)
> +int cds_lfht_delete_bucket(struct cds_lfht *ht)
> {
> struct cds_lfht_node *node;
> unsigned long order, i, size;
> @@ -1566,7 +1566,7 @@ int cds_lfht_delete_dummy(struct cds_lfht *ht)
> node = &ht->t.tbl[0]->nodes[0];
> do {
> node = clear_flag(node)->next;
> - if (!is_dummy(node))
> + if (!is_bucket(node))
> return -EPERM;
> assert(!is_removed(node));
> } while (!is_end(node));
> @@ -1575,7 +1575,7 @@ int cds_lfht_delete_dummy(struct cds_lfht *ht)
> * being destroyed.
> */
> size = ht->t.size;
> - /* Internal sanity check: all nodes left should be dummy */
> + /* Internal sanity check: all nodes left should be bucket */
> for (order = 0; order < get_count_order_ulong(size) + 1; order++) {
> unsigned long len;
>
> @@ -1584,7 +1584,7 @@ int cds_lfht_delete_dummy(struct cds_lfht *ht)
> dbg_printf("delete order %lu i %lu hash %lu\n",
> order, i,
> bit_reverse_ulong(ht->t.tbl[order]->nodes[i].reverse_hash));
> - assert(is_dummy(ht->t.tbl[order]->nodes[i].next));
> + assert(is_bucket(ht->t.tbl[order]->nodes[i].next));
> }
>
> if (order == ht->min_alloc_order)
> @@ -1609,7 +1609,7 @@ int cds_lfht_destroy(struct cds_lfht *ht, pthread_attr_t **attr)
> cmm_smp_mb(); /* Store destroy before load resize */
> while (uatomic_read(&ht->in_progress_resize))
> poll(NULL, 0, 100); /* wait for 100ms */
> - ret = cds_lfht_delete_dummy(ht);
> + ret = cds_lfht_delete_bucket(ht);
> if (ret)
> return ret;
> free_split_items_count(ht);
> @@ -1626,7 +1626,7 @@ void cds_lfht_count_nodes(struct cds_lfht *ht,
> long *approx_after)
> {
> struct cds_lfht_node *node, *next;
> - unsigned long nr_dummy = 0;
> + unsigned long nr_bucket = 0;
>
> *approx_before = 0;
> if (ht->split_count) {
> @@ -1641,22 +1641,22 @@ void cds_lfht_count_nodes(struct cds_lfht *ht,
> *count = 0;
> *removed = 0;
>
> - /* Count non-dummy nodes in the table */
> + /* Count non-bucket nodes in the table */
> node = &ht->t.tbl[0]->nodes[0];
> do {
> next = rcu_dereference(node->next);
> if (is_removed(next)) {
> - if (!is_dummy(next))
> + if (!is_bucket(next))
> (*removed)++;
> else
> - (nr_dummy)++;
> - } else if (!is_dummy(next))
> + (nr_bucket)++;
> + } else if (!is_bucket(next))
> (*count)++;
> else
> - (nr_dummy)++;
> + (nr_bucket)++;
> node = clear_flag(next);
> } while (!is_end(node));
> - dbg_printf("number of dummy nodes: %lu\n", nr_dummy);
> + dbg_printf("number of bucket nodes: %lu\n", nr_bucket);
> *approx_after = 0;
> if (ht->split_count) {
> int i;
> @@ -1697,7 +1697,7 @@ void _do_cds_lfht_shrink(struct cds_lfht *ht,
> old_size, old_order, new_size, new_order);
> assert(new_size < old_size);
>
> - /* Remove and unlink all dummy nodes to remove. */
> + /* Remove and unlink all bucket nodes to remove. */
> fini_table(ht, new_order + 1, old_order);
> }
>
> diff --git a/urcu/rculfhash.h b/urcu/rculfhash.h
> index 3e915a0..72598e4 100644
> --- a/urcu/rculfhash.h
> +++ b/urcu/rculfhash.h
> @@ -48,7 +48,7 @@ extern "C" {
> * the hash value for cds_lfht APIs.
> */
> struct cds_lfht_node {
> - struct cds_lfht_node *next; /* ptr | DUMMY_FLAG | REMOVED_FLAG */
> + struct cds_lfht_node *next; /* ptr | BUCKET_FLAG | REMOVED_FLAG */
> unsigned long reverse_hash;
> } __attribute__((aligned(4)));
>
> --
> 1.7.4.4
>
--
Mathieu Desnoyers
Operating System Efficiency R&D Consultant
EfficiOS Inc.
http://www.efficios.com
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