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-rw-r--r--erts/emulator/beam/erl_db_tree.c28
1 files changed, 13 insertions, 15 deletions
diff --git a/erts/emulator/beam/erl_db_tree.c b/erts/emulator/beam/erl_db_tree.c
index 3dd06fd7bb..14a7451267 100644
--- a/erts/emulator/beam/erl_db_tree.c
+++ b/erts/emulator/beam/erl_db_tree.c
@@ -282,7 +282,7 @@ struct select_delete_context {
static TreeDbTerm *linkout_tree(DbTableTree *tb, Eterm key);
static TreeDbTerm *linkout_object_tree(DbTableTree *tb,
Eterm object);
-static int do_free_tree_cont(DbTableTree *tb, int num_left);
+static SWord do_free_tree_continue(DbTableTree *tb, SWord reds);
static void free_term(DbTableTree *tb, TreeDbTerm* p);
static int balance_left(TreeDbTerm **this);
static int balance_right(TreeDbTerm **this);
@@ -388,7 +388,7 @@ static void db_print_tree(fmtfn_t to, void *to_arg,
int show, DbTable *tbl);
static int db_free_table_tree(DbTable *tbl);
-static int db_free_table_continue_tree(DbTable *tbl);
+static SWord db_free_table_continue_tree(DbTable *tbl, SWord);
static void db_foreach_offheap_tree(DbTable *,
void (*)(ErlOffHeap *, void *),
@@ -1751,23 +1751,22 @@ static void db_print_tree(fmtfn_t to, void *to_arg,
/* release all memory occupied by a single table */
static int db_free_table_tree(DbTable *tbl)
{
- while (!db_free_table_continue_tree(tbl))
+ while (db_free_table_continue_tree(tbl, ERTS_SWORD_MAX) < 0)
;
return 1;
}
-static int db_free_table_continue_tree(DbTable *tbl)
+static SWord db_free_table_continue_tree(DbTable *tbl, SWord reds)
{
DbTableTree *tb = &tbl->tree;
- int result;
if (!tb->deletion) {
tb->static_stack.pos = 0;
tb->deletion = 1;
PUSH_NODE(&tb->static_stack, tb->root);
}
- result = do_free_tree_cont(tb, DELETE_RECORD_LIMIT);
- if (result) { /* Completely done. */
+ reds = do_free_tree_continue(tb, reds);
+ if (reds >= 0) { /* Completely done. */
erts_db_free(ERTS_ALC_T_DB_STK,
(DbTable *) tb,
(void *) tb->static_stack.array,
@@ -1775,7 +1774,7 @@ static int db_free_table_continue_tree(DbTable *tbl)
ASSERT(erts_smp_atomic_read_nob(&tb->common.memory_size)
== sizeof(DbTable));
}
- return result;
+ return reds;
}
static int db_delete_all_objects_tree(Process* p, DbTable* tbl)
@@ -2058,7 +2057,7 @@ static int analyze_pattern(DbTableTree *tb, Eterm pattern,
return DB_ERROR_NONE;
}
-static int do_free_tree_cont(DbTableTree *tb, int num_left)
+static SWord do_free_tree_continue(DbTableTree *tb, SWord reds)
{
TreeDbTerm *root;
TreeDbTerm *p;
@@ -2077,15 +2076,14 @@ static int do_free_tree_cont(DbTableTree *tb, int num_left)
root = p;
} else {
free_term(tb, root);
- if (--num_left > 0) {
- break;
- } else {
- return 0; /* Done enough for now */
- }
+ if (--reds < 0) {
+ return reds; /* Done enough for now */
+ }
+ break;
}
}
}
- return 1;
+ return reds;
}
/*