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rculfhash: Move key out of struct lfht_test_node, move key_len to caller
[urcu.git]
/
rculfhash.c
diff --git
a/rculfhash.c
b/rculfhash.c
index 53ecaacb310ee7b0b9af92dad824a017063be22a..7e8165021f65116a1ed6e4386f102c1c7d5a9907 100644
(file)
--- a/
rculfhash.c
+++ b/
rculfhash.c
@@
-245,7
+245,7
@@
struct ht_items_count {
*/
struct rcu_level {
/* Note: manually update allocation length when adding a field */
*/
struct rcu_level {
/* Note: manually update allocation length when adding a field */
- struct
_
cds_lfht_node nodes[0];
+ struct cds_lfht_node nodes[0];
};
/*
};
/*
@@
-269,7
+269,6
@@
struct cds_lfht {
struct rcu_table t;
unsigned long min_alloc_order;
unsigned long min_alloc_size;
struct rcu_table t;
unsigned long min_alloc_order;
unsigned long min_alloc_size;
- unsigned long hash_seed;
int flags;
/*
* We need to put the work threads offline (QSBR) when taking this
int flags;
/*
* We need to put the work threads offline (QSBR) when taking this
@@
-319,6
+318,7
@@
struct partition_resize_work {
static
void _cds_lfht_add(struct cds_lfht *ht,
cds_lfht_match_fct match,
static
void _cds_lfht_add(struct cds_lfht *ht,
cds_lfht_match_fct match,
+ void *key,
unsigned long size,
struct cds_lfht_node *node,
struct cds_lfht_iter *unique_ret,
unsigned long size,
struct cds_lfht_node *node,
struct cds_lfht_iter *unique_ret,
@@
-756,7
+756,7
@@
unsigned long _uatomic_xchg_monotonic_increase(unsigned long *ptr,
}
static
}
static
-struct
_
cds_lfht_node *lookup_bucket(struct cds_lfht *ht, unsigned long size,
+struct cds_lfht_node *lookup_bucket(struct cds_lfht *ht, unsigned long size,
unsigned long hash)
{
unsigned long index, order;
unsigned long hash)
{
unsigned long index, order;
@@
-795,9
+795,9
@@
void _cds_lfht_gc_bucket(struct cds_lfht_node *dummy, struct cds_lfht_node *node
for (;;) {
iter_prev = dummy;
/* We can always skip the dummy node initially */
for (;;) {
iter_prev = dummy;
/* We can always skip the dummy node initially */
- iter = rcu_dereference(iter_prev->
p.
next);
+ iter = rcu_dereference(iter_prev->next);
assert(!is_removed(iter));
assert(!is_removed(iter));
- assert(iter_prev->
p.reverse_hash <= node->p.
reverse_hash);
+ assert(iter_prev->
reverse_hash <= node->
reverse_hash);
/*
* We should never be called with dummy (start of chain)
* and logically removed node (end of path compression
/*
* We should never be called with dummy (start of chain)
* and logically removed node (end of path compression
@@
-808,9
+808,9
@@
void _cds_lfht_gc_bucket(struct cds_lfht_node *dummy, struct cds_lfht_node *node
for (;;) {
if (caa_unlikely(is_end(iter)))
return;
for (;;) {
if (caa_unlikely(is_end(iter)))
return;
- if (caa_likely(clear_flag(iter)->
p.reverse_hash > node->p.
reverse_hash))
+ if (caa_likely(clear_flag(iter)->
reverse_hash > node->
reverse_hash))
return;
return;
- next = rcu_dereference(clear_flag(iter)->
p.
next);
+ next = rcu_dereference(clear_flag(iter)->next);
if (caa_likely(is_removed(next)))
break;
iter_prev = clear_flag(iter);
if (caa_likely(is_removed(next)))
break;
iter_prev = clear_flag(iter);
@@
-821,7
+821,7
@@
void _cds_lfht_gc_bucket(struct cds_lfht_node *dummy, struct cds_lfht_node *node
new_next = flag_dummy(clear_flag(next));
else
new_next = clear_flag(next);
new_next = flag_dummy(clear_flag(next));
else
new_next = clear_flag(next);
- (void) uatomic_cmpxchg(&iter_prev->
p.
next, iter, new_next);
+ (void) uatomic_cmpxchg(&iter_prev->next, iter, new_next);
}
return;
}
}
return;
}
@@
-832,8
+832,7
@@
int _cds_lfht_replace(struct cds_lfht *ht, unsigned long size,
struct cds_lfht_node *old_next,
struct cds_lfht_node *new_node)
{
struct cds_lfht_node *old_next,
struct cds_lfht_node *new_node)
{
- struct cds_lfht_node *dummy, *ret_next;
- struct _cds_lfht_node *lookup;
+ struct cds_lfht_node *bucket, *ret_next;
if (!old_node) /* Return -ENOENT if asked to replace NULL node */
return -ENOENT;
if (!old_node) /* Return -ENOENT if asked to replace NULL node */
return -ENOENT;
@@
-854,7
+853,7
@@
int _cds_lfht_replace(struct cds_lfht *ht, unsigned long size,
}
assert(!is_dummy(old_next));
assert(new_node != clear_flag(old_next));
}
assert(!is_dummy(old_next));
assert(new_node != clear_flag(old_next));
- new_node->
p.
next = clear_flag(old_next);
+ new_node->next = clear_flag(old_next);
/*
* Here is the whole trick for lock-free replace: we add
* the replacement node _after_ the node we want to
/*
* Here is the whole trick for lock-free replace: we add
* the replacement node _after_ the node we want to
@@
-865,7
+864,7
@@
int _cds_lfht_replace(struct cds_lfht *ht, unsigned long size,
* to the removal flag and see the new node, or use
* the old node, but will not see the new one.
*/
* to the removal flag and see the new node, or use
* the old node, but will not see the new one.
*/
- ret_next = uatomic_cmpxchg(&old_node->
p.
next,
+ ret_next = uatomic_cmpxchg(&old_node->next,
old_next, flag_removed(new_node));
if (ret_next == old_next)
break; /* We performed the replacement. */
old_next, flag_removed(new_node));
if (ret_next == old_next)
break; /* We performed the replacement. */
@@
-877,11
+876,10
@@
int _cds_lfht_replace(struct cds_lfht *ht, unsigned long size,
* lookup for the node, and remove it (along with any other
* logically removed node) if found.
*/
* lookup for the node, and remove it (along with any other
* logically removed node) if found.
*/
- lookup = lookup_bucket(ht, size, bit_reverse_ulong(old_node->p.reverse_hash));
- dummy = (struct cds_lfht_node *) lookup;
- _cds_lfht_gc_bucket(dummy, new_node);
+ bucket = lookup_bucket(ht, size, bit_reverse_ulong(old_node->reverse_hash));
+ _cds_lfht_gc_bucket(bucket, new_node);
- assert(is_removed(rcu_dereference(old_node->
p.
next)));
+ assert(is_removed(rcu_dereference(old_node->next)));
return 0;
}
return 0;
}
@@
-892,6
+890,7
@@
int _cds_lfht_replace(struct cds_lfht *ht, unsigned long size,
static
void _cds_lfht_add(struct cds_lfht *ht,
cds_lfht_match_fct match,
static
void _cds_lfht_add(struct cds_lfht *ht,
cds_lfht_match_fct match,
+ void *key,
unsigned long size,
struct cds_lfht_node *node,
struct cds_lfht_iter *unique_ret,
unsigned long size,
struct cds_lfht_node *node,
struct cds_lfht_iter *unique_ret,
@@
-899,11
+898,11
@@
void _cds_lfht_add(struct cds_lfht *ht,
{
struct cds_lfht_node *iter_prev, *iter, *next, *new_node, *new_next,
*return_node;
{
struct cds_lfht_node *iter_prev, *iter, *next, *new_node, *new_next,
*return_node;
- struct
_cds_lfht_node *lookup
;
+ struct
cds_lfht_node *bucket
;
assert(!is_dummy(node));
assert(!is_removed(node));
assert(!is_dummy(node));
assert(!is_removed(node));
-
lookup = lookup_bucket(ht, size, bit_reverse_ulong(node->p.
reverse_hash));
+
bucket = lookup_bucket(ht, size, bit_reverse_ulong(node->
reverse_hash));
for (;;) {
uint32_t chain_len = 0;
for (;;) {
uint32_t chain_len = 0;
@@
-911,28
+910,28
@@
void _cds_lfht_add(struct cds_lfht *ht,
* iter_prev points to the non-removed node prior to the
* insert location.
*/
* iter_prev points to the non-removed node prior to the
* insert location.
*/
- iter_prev =
(struct cds_lfht_node *) lookup
;
+ iter_prev =
bucket
;
/* We can always skip the dummy node initially */
/* We can always skip the dummy node initially */
- iter = rcu_dereference(iter_prev->
p.
next);
- assert(iter_prev->
p.reverse_hash <= node->p.
reverse_hash);
+ iter = rcu_dereference(iter_prev->next);
+ assert(iter_prev->
reverse_hash <= node->
reverse_hash);
for (;;) {
if (caa_unlikely(is_end(iter)))
goto insert;
for (;;) {
if (caa_unlikely(is_end(iter)))
goto insert;
- if (caa_likely(clear_flag(iter)->
p.reverse_hash > node->p.
reverse_hash))
+ 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 */
goto insert;
/* dummy node is the first node of the identical-hash-value chain */
- if (dummy && clear_flag(iter)->
p.reverse_hash == node->p.
reverse_hash)
+ if (dummy && clear_flag(iter)->
reverse_hash == node->
reverse_hash)
goto insert;
goto insert;
- next = rcu_dereference(clear_flag(iter)->
p.
next);
+ next = rcu_dereference(clear_flag(iter)->next);
if (caa_unlikely(is_removed(next)))
goto gc_node;
/* uniquely add */
if (unique_ret
&& !is_dummy(next)
if (caa_unlikely(is_removed(next)))
goto gc_node;
/* uniquely add */
if (unique_ret
&& !is_dummy(next)
- && clear_flag(iter)->
p.reverse_hash == node->p.
reverse_hash) {
+ && clear_flag(iter)->
reverse_hash == node->
reverse_hash) {
struct cds_lfht_iter d_iter = { .node = node, .next = iter, };
/*
struct cds_lfht_iter d_iter = { .node = node, .next = iter, };
/*
@@
-944,7
+943,7
@@
void _cds_lfht_add(struct cds_lfht *ht,
* (including observe one node by one node
* by forward iterations)
*/
* (including observe one node by one node
* by forward iterations)
*/
- cds_lfht_next_duplicate(ht, match, &d_iter);
+ cds_lfht_next_duplicate(ht, match,
key,
&d_iter);
if (!d_iter.node)
goto insert;
if (!d_iter.node)
goto insert;
@@
-953,7
+952,7
@@
void _cds_lfht_add(struct cds_lfht *ht,
}
/* Only account for identical reverse hash once */
}
/* Only account for identical reverse hash once */
- if (iter_prev->
p.reverse_hash != clear_flag(iter)->p.
reverse_hash
+ if (iter_prev->
reverse_hash != clear_flag(iter)->
reverse_hash
&& !is_dummy(next))
check_resize(ht, size, ++chain_len);
iter_prev = clear_flag(iter);
&& !is_dummy(next))
check_resize(ht, size, ++chain_len);
iter_prev = clear_flag(iter);
@@
-966,14
+965,14
@@
void _cds_lfht_add(struct cds_lfht *ht,
assert(!is_removed(iter));
assert(iter_prev != node);
if (!dummy)
assert(!is_removed(iter));
assert(iter_prev != node);
if (!dummy)
- node->
p.
next = clear_flag(iter);
+ node->next = clear_flag(iter);
else
else
- node->
p.
next = flag_dummy(clear_flag(iter));
+ node->next = flag_dummy(clear_flag(iter));
if (is_dummy(iter))
new_node = flag_dummy(node);
else
new_node = node;
if (is_dummy(iter))
new_node = flag_dummy(node);
else
new_node = node;
- if (uatomic_cmpxchg(&iter_prev->
p.
next, iter,
+ if (uatomic_cmpxchg(&iter_prev->next, iter,
new_node) != iter) {
continue; /* retry */
} else {
new_node) != iter) {
continue; /* retry */
} else {
@@
-987,7
+986,7
@@
void _cds_lfht_add(struct cds_lfht *ht,
new_next = flag_dummy(clear_flag(next));
else
new_next = clear_flag(next);
new_next = flag_dummy(clear_flag(next));
else
new_next = clear_flag(next);
- (void) uatomic_cmpxchg(&iter_prev->
p.
next, iter, new_next);
+ (void) uatomic_cmpxchg(&iter_prev->next, iter, new_next);
/* retry */
}
end:
/* retry */
}
end:
@@
-1002,8
+1001,7
@@
int _cds_lfht_del(struct cds_lfht *ht, unsigned long size,
struct cds_lfht_node *node,
int dummy_removal)
{
struct cds_lfht_node *node,
int dummy_removal)
{
- struct cds_lfht_node *dummy, *next, *old;
- struct _cds_lfht_node *lookup;
+ struct cds_lfht_node *bucket, *next, *old;
if (!node) /* Return -ENOENT if asked to delete NULL node */
return -ENOENT;
if (!node) /* Return -ENOENT if asked to delete NULL node */
return -ENOENT;
@@
-1011,7
+1009,7
@@
int _cds_lfht_del(struct cds_lfht *ht, unsigned long size,
/* logically delete the node */
assert(!is_dummy(node));
assert(!is_removed(node));
/* logically delete the node */
assert(!is_dummy(node));
assert(!is_removed(node));
- old = rcu_dereference(node->
p.
next);
+ old = rcu_dereference(node->next);
do {
struct cds_lfht_node *new_next;
do {
struct cds_lfht_node *new_next;
@@
-1023,7
+1021,7
@@
int _cds_lfht_del(struct cds_lfht *ht, unsigned long size,
else
assert(!is_dummy(next));
new_next = flag_removed(next);
else
assert(!is_dummy(next));
new_next = flag_removed(next);
- old = uatomic_cmpxchg(&node->
p.
next, next, new_next);
+ old = uatomic_cmpxchg(&node->next, next, new_next);
} while (old != next);
/* We performed the (logical) deletion. */
} while (old != next);
/* We performed the (logical) deletion. */
@@
-1032,11
+1030,10
@@
int _cds_lfht_del(struct cds_lfht *ht, unsigned long size,
* the node, and remove it (along with any other logically removed node)
* if found.
*/
* the node, and remove it (along with any other logically removed node)
* if found.
*/
- lookup = lookup_bucket(ht, size, bit_reverse_ulong(node->p.reverse_hash));
- dummy = (struct cds_lfht_node *) lookup;
- _cds_lfht_gc_bucket(dummy, node);
+ bucket = lookup_bucket(ht, size, bit_reverse_ulong(node->reverse_hash));
+ _cds_lfht_gc_bucket(bucket, node);
- assert(is_removed(rcu_dereference(node->
p.
next)));
+ assert(is_removed(rcu_dereference(node->next)));
return 0;
}
return 0;
}
@@
-1113,14
+1110,13
@@
void init_table_populate_partition(struct cds_lfht *ht, unsigned long i,
assert(i > ht->min_alloc_order);
ht->cds_lfht_rcu_read_lock();
for (j = start; j < start + len; j++) {
assert(i > ht->min_alloc_order);
ht->cds_lfht_rcu_read_lock();
for (j = start; j < start + len; j++) {
- struct cds_lfht_node *new_node =
- (struct cds_lfht_node *) &ht->t.tbl[i]->nodes[j];
+ struct cds_lfht_node *new_node = &ht->t.tbl[i]->nodes[j];
dbg_printf("init populate: i %lu j %lu hash %lu\n",
i, j, (1UL << (i - 1)) + j);
dbg_printf("init populate: i %lu j %lu hash %lu\n",
i, j, (1UL << (i - 1)) + j);
- new_node->
p.
reverse_hash =
+ new_node->reverse_hash =
bit_reverse_ulong((1UL << (i - 1)) + j);
bit_reverse_ulong((1UL << (i - 1)) + j);
- _cds_lfht_add(ht, NULL, 1UL << (i - 1),
+ _cds_lfht_add(ht, NULL,
NULL,
1UL << (i - 1),
new_node, NULL, 1);
}
ht->cds_lfht_rcu_read_unlock();
new_node, NULL, 1);
}
ht->cds_lfht_rcu_read_unlock();
@@
-1159,7
+1155,7
@@
void init_table(struct cds_lfht *ht,
if (CMM_LOAD_SHARED(ht->t.resize_target) < (1UL << i))
break;
if (CMM_LOAD_SHARED(ht->t.resize_target) < (1UL << i))
break;
- ht->t.tbl[i] = calloc(1, len * sizeof(struct
_
cds_lfht_node));
+ ht->t.tbl[i] = calloc(1, len * sizeof(struct cds_lfht_node));
assert(ht->t.tbl[i]);
/*
assert(ht->t.tbl[i]);
/*
@@
-1214,12
+1210,11
@@
void remove_table_partition(struct cds_lfht *ht, unsigned long i,
assert(i > ht->min_alloc_order);
ht->cds_lfht_rcu_read_lock();
for (j = start; j < start + len; j++) {
assert(i > ht->min_alloc_order);
ht->cds_lfht_rcu_read_lock();
for (j = start; j < start + len; j++) {
- struct cds_lfht_node *fini_node =
- (struct cds_lfht_node *) &ht->t.tbl[i]->nodes[j];
+ struct cds_lfht_node *fini_node = &ht->t.tbl[i]->nodes[j];
dbg_printf("remove entry: i %lu j %lu hash %lu\n",
i, j, (1UL << (i - 1)) + j);
dbg_printf("remove entry: i %lu j %lu hash %lu\n",
i, j, (1UL << (i - 1)) + j);
- fini_node->
p.
reverse_hash =
+ fini_node->reverse_hash =
bit_reverse_ulong((1UL << (i - 1)) + j);
(void) _cds_lfht_del(ht, 1UL << (i - 1), fini_node, 1);
}
bit_reverse_ulong((1UL << (i - 1)) + j);
(void) _cds_lfht_del(ht, 1UL << (i - 1), fini_node, 1);
}
@@
-1297,10
+1292,10
@@
void fini_table(struct cds_lfht *ht,
static
void cds_lfht_create_dummy(struct cds_lfht *ht, unsigned long size)
{
static
void cds_lfht_create_dummy(struct cds_lfht *ht, unsigned long size)
{
- struct
_
cds_lfht_node *prev, *node;
+ struct cds_lfht_node *prev, *node;
unsigned long order, len, i, j;
unsigned long order, len, i, j;
- ht->t.tbl[0] = calloc(1, ht->min_alloc_size * sizeof(struct
_
cds_lfht_node));
+ 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);
assert(ht->t.tbl[0]);
dbg_printf("create dummy: order %lu index %lu hash %lu\n", 0, 0, 0);
@@
-1312,7
+1307,7
@@
void cds_lfht_create_dummy(struct cds_lfht *ht, unsigned long size)
if (order <= ht->min_alloc_order) {
ht->t.tbl[order] = (struct rcu_level *) (ht->t.tbl[0]->nodes + len);
} else {
if (order <= ht->min_alloc_order) {
ht->t.tbl[order] = (struct rcu_level *) (ht->t.tbl[0]->nodes + len);
} else {
- ht->t.tbl[order] = calloc(1, len * sizeof(struct
_
cds_lfht_node));
+ ht->t.tbl[order] = calloc(1, len * sizeof(struct cds_lfht_node));
assert(ht->t.tbl[order]);
}
assert(ht->t.tbl[order]);
}
@@
-1332,7
+1327,7
@@
void cds_lfht_create_dummy(struct cds_lfht *ht, unsigned long size)
node->next = prev->next;
assert(is_dummy(node->next));
node->reverse_hash = bit_reverse_ulong(j + len);
node->next = prev->next;
assert(is_dummy(node->next));
node->reverse_hash = bit_reverse_ulong(j + len);
- prev->next = flag_dummy(
(struct cds_lfht_node *)
node);
+ prev->next = flag_dummy(node);
}
}
}
}
}
}
@@
-1389,52
+1384,48
@@
struct cds_lfht *_cds_lfht_new(unsigned long init_size,
void cds_lfht_lookup(struct cds_lfht *ht, cds_lfht_match_fct match,
unsigned long hash, void *key, struct cds_lfht_iter *iter)
{
void cds_lfht_lookup(struct cds_lfht *ht, cds_lfht_match_fct match,
unsigned long hash, void *key, struct cds_lfht_iter *iter)
{
- struct cds_lfht_node *node, *next, *dummy_node;
- struct _cds_lfht_node *lookup;
+ struct cds_lfht_node *node, *next, *bucket;
unsigned long reverse_hash, size;
reverse_hash = bit_reverse_ulong(hash);
size = rcu_dereference(ht->t.size);
unsigned long reverse_hash, size;
reverse_hash = bit_reverse_ulong(hash);
size = rcu_dereference(ht->t.size);
- lookup = lookup_bucket(ht, size, hash);
- dummy_node = (struct cds_lfht_node *) lookup;
+ bucket = lookup_bucket(ht, size, hash);
/* We can always skip the dummy node initially */
/* We can always skip the dummy node initially */
- node = rcu_dereference(
dummy_node->p.
next);
+ node = rcu_dereference(
bucket->
next);
node = clear_flag(node);
for (;;) {
if (caa_unlikely(is_end(node))) {
node = next = NULL;
break;
}
node = clear_flag(node);
for (;;) {
if (caa_unlikely(is_end(node))) {
node = next = NULL;
break;
}
- if (caa_unlikely(node->
p.
reverse_hash > reverse_hash)) {
+ if (caa_unlikely(node->reverse_hash > reverse_hash)) {
node = next = NULL;
break;
}
node = next = NULL;
break;
}
- next = rcu_dereference(node->
p.
next);
+ next = rcu_dereference(node->next);
assert(node == clear_flag(node));
if (caa_likely(!is_removed(next))
&& !is_dummy(next)
assert(node == clear_flag(node));
if (caa_likely(!is_removed(next))
&& !is_dummy(next)
- && node->
p.
reverse_hash == reverse_hash
+ && node->reverse_hash == reverse_hash
&& caa_likely(match(node, key))) {
break;
}
node = clear_flag(next);
}
&& caa_likely(match(node, key))) {
break;
}
node = clear_flag(next);
}
- assert(!node || !is_dummy(rcu_dereference(node->
p.
next)));
+ assert(!node || !is_dummy(rcu_dereference(node->next)));
iter->node = node;
iter->next = next;
}
void cds_lfht_next_duplicate(struct cds_lfht *ht, cds_lfht_match_fct match,
iter->node = node;
iter->next = next;
}
void cds_lfht_next_duplicate(struct cds_lfht *ht, cds_lfht_match_fct match,
- struct cds_lfht_iter *iter)
+
void *key,
struct cds_lfht_iter *iter)
{
struct cds_lfht_node *node, *next;
unsigned long reverse_hash;
{
struct cds_lfht_node *node, *next;
unsigned long reverse_hash;
- void *key;
node = iter->node;
node = iter->node;
- reverse_hash = node->p.reverse_hash;
- key = node->key;
+ reverse_hash = node->reverse_hash;
next = iter->next;
node = clear_flag(next);
next = iter->next;
node = clear_flag(next);
@@
-1443,19
+1434,19
@@
void cds_lfht_next_duplicate(struct cds_lfht *ht, cds_lfht_match_fct match,
node = next = NULL;
break;
}
node = next = NULL;
break;
}
- if (caa_unlikely(node->
p.
reverse_hash > reverse_hash)) {
+ if (caa_unlikely(node->reverse_hash > reverse_hash)) {
node = next = NULL;
break;
}
node = next = NULL;
break;
}
- next = rcu_dereference(node->
p.
next);
+ next = rcu_dereference(node->next);
if (caa_likely(!is_removed(next))
&& !is_dummy(next)
if (caa_likely(!is_removed(next))
&& !is_dummy(next)
- && caa_likely(match(node
->key
, key))) {
+ && caa_likely(match(node, key))) {
break;
}
node = clear_flag(next);
}
break;
}
node = clear_flag(next);
}
- assert(!node || !is_dummy(rcu_dereference(node->
p.
next)));
+ assert(!node || !is_dummy(rcu_dereference(node->next)));
iter->node = node;
iter->next = next;
}
iter->node = node;
iter->next = next;
}
@@
-1470,21
+1461,21
@@
void cds_lfht_next(struct cds_lfht *ht, struct cds_lfht_iter *iter)
node = next = NULL;
break;
}
node = next = NULL;
break;
}
- next = rcu_dereference(node->
p.
next);
+ next = rcu_dereference(node->next);
if (caa_likely(!is_removed(next))
&& !is_dummy(next)) {
break;
}
node = clear_flag(next);
}
if (caa_likely(!is_removed(next))
&& !is_dummy(next)) {
break;
}
node = clear_flag(next);
}
- assert(!node || !is_dummy(rcu_dereference(node->
p.
next)));
+ assert(!node || !is_dummy(rcu_dereference(node->next)));
iter->node = node;
iter->next = next;
}
void cds_lfht_first(struct cds_lfht *ht, struct cds_lfht_iter *iter)
{
iter->node = node;
iter->next = next;
}
void cds_lfht_first(struct cds_lfht *ht, struct cds_lfht_iter *iter)
{
- struct
_
cds_lfht_node *lookup;
+ struct cds_lfht_node *lookup;
/*
* Get next after first dummy node. The first dummy node is the
/*
* Get next after first dummy node. The first dummy node is the
@@
-1500,23
+1491,24
@@
void cds_lfht_add(struct cds_lfht *ht, unsigned long hash,
{
unsigned long size;
{
unsigned long size;
- node->
p.
reverse_hash = bit_reverse_ulong((unsigned long) hash);
+ node->reverse_hash = bit_reverse_ulong((unsigned long) hash);
size = rcu_dereference(ht->t.size);
size = rcu_dereference(ht->t.size);
- _cds_lfht_add(ht, NULL, size, node, NULL, 0);
+ _cds_lfht_add(ht, NULL,
NULL,
size, node, NULL, 0);
ht_count_add(ht, size, hash);
}
struct cds_lfht_node *cds_lfht_add_unique(struct cds_lfht *ht,
cds_lfht_match_fct match,
ht_count_add(ht, size, hash);
}
struct cds_lfht_node *cds_lfht_add_unique(struct cds_lfht *ht,
cds_lfht_match_fct match,
+ void *key,
unsigned long hash,
struct cds_lfht_node *node)
{
unsigned long size;
struct cds_lfht_iter iter;
unsigned long hash,
struct cds_lfht_node *node)
{
unsigned long size;
struct cds_lfht_iter iter;
- node->
p.
reverse_hash = bit_reverse_ulong((unsigned long) hash);
+ node->reverse_hash = bit_reverse_ulong((unsigned long) hash);
size = rcu_dereference(ht->t.size);
size = rcu_dereference(ht->t.size);
- _cds_lfht_add(ht, match, size, node, &iter, 0);
+ _cds_lfht_add(ht, match,
key,
size, node, &iter, 0);
if (iter.node == node)
ht_count_add(ht, size, hash);
return iter.node;
if (iter.node == node)
ht_count_add(ht, size, hash);
return iter.node;
@@
-1524,16
+1516,17
@@
struct cds_lfht_node *cds_lfht_add_unique(struct cds_lfht *ht,
struct cds_lfht_node *cds_lfht_add_replace(struct cds_lfht *ht,
cds_lfht_match_fct match,
struct cds_lfht_node *cds_lfht_add_replace(struct cds_lfht *ht,
cds_lfht_match_fct match,
+ void *key,
unsigned long hash,
struct cds_lfht_node *node)
{
unsigned long size;
struct cds_lfht_iter iter;
unsigned long hash,
struct cds_lfht_node *node)
{
unsigned long size;
struct cds_lfht_iter iter;
- node->
p.
reverse_hash = bit_reverse_ulong((unsigned long) hash);
+ node->reverse_hash = bit_reverse_ulong((unsigned long) hash);
size = rcu_dereference(ht->t.size);
for (;;) {
size = rcu_dereference(ht->t.size);
for (;;) {
- _cds_lfht_add(ht, match, size, node, &iter, 0);
+ _cds_lfht_add(ht, match,
key,
size, node, &iter, 0);
if (iter.node == node) {
ht_count_add(ht, size, hash);
return NULL;
if (iter.node == node) {
ht_count_add(ht, size, hash);
return NULL;
@@
-1562,7
+1555,7
@@
int cds_lfht_del(struct cds_lfht *ht, struct cds_lfht_iter *iter)
size = rcu_dereference(ht->t.size);
ret = _cds_lfht_del(ht, size, iter->node, 0);
if (!ret) {
size = rcu_dereference(ht->t.size);
ret = _cds_lfht_del(ht, size, iter->node, 0);
if (!ret) {
- hash = bit_reverse_ulong(iter->node->
p.
reverse_hash);
+ hash = bit_reverse_ulong(iter->node->reverse_hash);
ht_count_del(ht, size, hash);
}
return ret;
ht_count_del(ht, size, hash);
}
return ret;
@@
-1572,14
+1565,12
@@
static
int cds_lfht_delete_dummy(struct cds_lfht *ht)
{
struct cds_lfht_node *node;
int cds_lfht_delete_dummy(struct cds_lfht *ht)
{
struct cds_lfht_node *node;
- struct _cds_lfht_node *lookup;
unsigned long order, i, size;
/* Check that the table is empty */
unsigned long order, i, size;
/* Check that the table is empty */
- lookup = &ht->t.tbl[0]->nodes[0];
- node = (struct cds_lfht_node *) lookup;
+ node = &ht->t.tbl[0]->nodes[0];
do {
do {
- node = clear_flag(node)->
p.
next;
+ node = clear_flag(node)->next;
if (!is_dummy(node))
return -EPERM;
assert(!is_removed(node));
if (!is_dummy(node))
return -EPERM;
assert(!is_removed(node));
@@
-1640,7
+1631,6
@@
void cds_lfht_count_nodes(struct cds_lfht *ht,
long *approx_after)
{
struct cds_lfht_node *node, *next;
long *approx_after)
{
struct cds_lfht_node *node, *next;
- struct _cds_lfht_node *lookup;
unsigned long nr_dummy = 0;
*approx_before = 0;
unsigned long nr_dummy = 0;
*approx_before = 0;
@@
-1657,10
+1647,9
@@
void cds_lfht_count_nodes(struct cds_lfht *ht,
*removed = 0;
/* Count non-dummy nodes in the table */
*removed = 0;
/* Count non-dummy nodes in the table */
- lookup = &ht->t.tbl[0]->nodes[0];
- node = (struct cds_lfht_node *) lookup;
+ node = &ht->t.tbl[0]->nodes[0];
do {
do {
- next = rcu_dereference(node->
p.
next);
+ next = rcu_dereference(node->next);
if (is_removed(next)) {
if (!is_dummy(next))
(*removed)++;
if (is_removed(next)) {
if (!is_dummy(next))
(*removed)++;
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