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-rw-r--r--gc.c27
1 files changed, 16 insertions, 11 deletions
diff --git a/gc.c b/gc.c
index 80ec4a3e88..19e942d77d 100644
--- a/gc.c
+++ b/gc.c
@@ -1218,18 +1218,23 @@ heap_prepare_freepage(rb_objspace_t *objspace, rb_heap_t *heap)
return heap->free_pages;
}
-static inline struct heap_page *
-heap_get_freepage(rb_objspace_t *objspace, rb_heap_t *heap)
+static RVALUE *
+heap_get_freeobj_from_next_freepage(rb_objspace_t *objspace, rb_heap_t *heap)
{
struct heap_page *page;
+ RVALUE *p;
page = heap->free_pages;
while (page == NULL) {
page = heap_prepare_freepage(objspace, heap);
}
heap->free_pages = page->free_next;
+ heap->using_page = page;
- return page;
+ p = page->freelist;
+ page->freelist = NULL;
+
+ return p;
}
static inline VALUE
@@ -1237,15 +1242,15 @@ heap_get_freeobj(rb_objspace_t *objspace, rb_heap_t *heap)
{
RVALUE *p = heap->freelist;
- while (UNLIKELY(p == NULL)) {
- struct heap_page *page = heap_get_freepage(objspace, heap);
- heap->using_page = page;
- p = page->freelist;
- page->freelist = NULL;
+ while (1) {
+ if (p) {
+ heap->freelist = p->as.free.next;
+ return (VALUE)p;
+ }
+ else {
+ p = heap_get_freeobj_from_next_freepage(objspace, heap);
+ }
}
- heap->freelist = p->as.free.next;
-
- return (VALUE)p;
}
void