Changeset: a7a1d160235d for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB/rev/a7a1d160235d
Modified Files:
gdk/gdk_heap.c
Branch: Jul2021
Log Message:
After string offset heap upgrade, if no other refs, free memory.
diffs (16 lines):
diff --git a/gdk/gdk_heap.c b/gdk/gdk_heap.c
--- a/gdk/gdk_heap.c
+++ b/gdk/gdk_heap.c
@@ -528,7 +528,11 @@ GDKupgradevarheap(BAT *b, var_t v, BUN c
b->theap = new;
if (BBP_status(bid) & (BBPEXISTING|BBPDELETED) && BATgetprop_nolock(b,
(enum prop_t) 21) == NULL) {
BATsetprop_nolock(b, (enum prop_t) 21, TYPE_ptr, &old);
- ATOMIC_OR(&old->refs, DELAYEDREMOVE);
+ if ((ATOMIC_OR(&old->refs, DELAYEDREMOVE) & HEAPREFS) == 1) {
+ /* we have the only reference, we can free the
+ * memory */
+ HEAPfree(old, false);
+ }
} else {
ValPtr p = BATgetprop_nolock(b, (enum prop_t) 20);
HEAPdecref(old, p == NULL || strcmp(((Heap*)
p->val.pval)->filename, old->filename) != 0);
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