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authorPatrik Nyblom <[email protected]>2010-08-13 15:59:33 +0200
committerPatrik Nyblom <[email protected]>2010-08-19 10:44:10 +0200
commitd36f3b0ab48aced7668974530549004b4f16075f (patch)
tree14da9e194bfb8c9359797fb73601211f40dc94c0 /erts/emulator/beam/erl_db_tree.c
parent871fdb232d7facc58c202ef81634a12fbdcfefb4 (diff)
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Remove binary overhead counter from ets objects
As the overhead counter got larger and never really was needed in ets objects, I removed them. A few stray comments of XXX:PaN type from halfword dev removed in the process.
Diffstat (limited to 'erts/emulator/beam/erl_db_tree.c')
-rw-r--r--erts/emulator/beam/erl_db_tree.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/erts/emulator/beam/erl_db_tree.c b/erts/emulator/beam/erl_db_tree.c
index da2696163a..5644e85f97 100644
--- a/erts/emulator/beam/erl_db_tree.c
+++ b/erts/emulator/beam/erl_db_tree.c
@@ -1818,10 +1818,14 @@ do_db_tree_foreach_offheap(TreeDbTerm *tdbt,
void (*func)(ErlOffHeap *, void *),
void * arg)
{
+ ErlOffHeap tmp_offheap;
if(!tdbt)
return;
do_db_tree_foreach_offheap(tdbt->left, func, arg);
- (*func)(&(tdbt->dbterm.off_heap), arg);
+ tmp_offheap.first = tdbt->dbterm.first_oh;
+ tmp_offheap.overhead = 0;
+ (*func)(&tmp_offheap, arg);
+ tdbt->dbterm.first_oh = tmp_offheap.first;
do_db_tree_foreach_offheap(tdbt->right, func, arg);
}
@@ -2575,6 +2579,7 @@ static int db_lookup_dbterm_tree(DbTable *tbl, Eterm key, DbUpdateHandle* handle
static void db_finalize_dbterm_tree(DbUpdateHandle* handle)
{
if (handle->mustResize) {
+ ErlOffHeap tmp_offheap;
Eterm* top;
Eterm copy;
DbTerm* newDbTerm;
@@ -2589,14 +2594,15 @@ static void db_finalize_dbterm_tree(DbUpdateHandle* handle)
newDbTerm = &newp->dbterm;
newDbTerm->size = handle->new_size;
- newDbTerm->off_heap.first = NULL;
- newDbTerm->off_heap.overhead = 0;
+ tmp_offheap.first = NULL;
+ tmp_offheap.overhead = 0;
/* make a flat copy */
top = DBTERM_BUF(newDbTerm);
copy = copy_struct(make_tuple(handle->dbterm->tpl),
handle->new_size,
- &top, &newDbTerm->off_heap);
+ &top, &tmp_offheap);
+ newDbTerm->first_oh = tmp_offheap.first;
DBTERM_SET_TPL(newDbTerm,tuple_val(copy));
db_free_term_data(handle->dbterm);