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-rw-r--r--gc.c24
1 files changed, 7 insertions, 17 deletions
diff --git a/gc.c b/gc.c
index cdf584678a..0ad090affb 100644
--- a/gc.c
+++ b/gc.c
@@ -2100,21 +2100,11 @@ heap_extend_pages(rb_objspace_t *objspace, size_t free_slots, size_t total_slots
if (next_used > max_used) next_used = max_used;
}
- return next_used - used;
-}
-
-static void
-heap_set_increment(rb_objspace_t *objspace, size_t additional_pages)
-{
- size_t used = heap_eden->total_pages;
- size_t next_used_limit = used + additional_pages;
-
- if (next_used_limit == heap_allocated_pages) next_used_limit++;
-
- heap_allocatable_pages_set(objspace, next_used_limit - used);
+ size_t extend_page_count = next_used - used;
+ /* Extend by at least 1 page. */
+ if (extend_page_count == 0) extend_page_count = 1;
- gc_report(1, objspace, "heap_set_increment: heap_allocatable_pages is %"PRIdSIZE"\n",
- heap_allocatable_pages);
+ return extend_page_count;
}
static int
@@ -5498,7 +5488,7 @@ gc_heap_prepare_minimum_pages(rb_objspace_t *objspace, rb_heap_t *heap)
{
if (!heap->free_pages && heap_increment(objspace, heap) == FALSE) {
/* there is no free after page_sweep() */
- heap_set_increment(objspace, 1);
+ heap_allocatable_pages_set(objspace, 1);
if (!heap_increment(objspace, heap)) { /* can't allocate additional free objects */
rb_memerror();
}
@@ -8019,7 +8009,7 @@ gc_marks_finish(rb_objspace_t *objspace)
if (full_marking) {
/* increment: */
gc_report(1, objspace, "gc_marks_finish: heap_set_increment!!\n");
- heap_set_increment(objspace, heap_extend_pages(objspace, sweep_slots, total_slots));
+ heap_allocatable_pages_set(objspace, heap_extend_pages(objspace, sweep_slots, total_slots));
heap_increment(objspace, heap);
}
}
@@ -8766,7 +8756,7 @@ heap_ready_to_gc(rb_objspace_t *objspace, rb_heap_t *heap)
{
if (!heap->free_pages) {
if (!heap_increment(objspace, heap)) {
- heap_set_increment(objspace, 1);
+ heap_allocatable_pages_set(objspace, 1);
heap_increment(objspace, heap);
}
}