aarch64: morello: malloc: better lookup table resize logic

Capability narrowing uses a lookup table and the old logic could
cause unnecessary resizes after deletes with the smallest lookup
table size.

diff --git a/sysdeps/aarch64/morello/libc-cap.h b/sysdeps/aarch64/morello/libc-cap.h
index 19ccc47ada1c730c45be478c18a5619d9a817dc8..3549a6db6d8b2fa9808878f965a025e025f4fa40 100644 (file)
--- a/sysdeps/aarch64/morello/libc-cap.h
+++ b/sysdeps/aarch64/morello/libc-cap.h
@@ -173,7 +173,7 @@ ht_reserve (struct ht *ht)
   size_t future_used = ht->used + ht->reserve;
   /* Resize at 3/4 fill or if there are many deleted entries.  */
   if (future_fill > ht->mask - ht->mask / 4
-      || future_fill > future_used * 4)
+      || future_fill > 2 * future_used + ht->mask / 4)
     r = ht_resize (ht);
   if (!r)
     ht->reserve--;