summaryrefslogtreecommitdiff
path: root/src/pkg/runtime/mfinal.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/pkg/runtime/mfinal.c')
-rw-r--r--src/pkg/runtime/mfinal.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/pkg/runtime/mfinal.c b/src/pkg/runtime/mfinal.c
index 03ee777c0..f3138145b 100644
--- a/src/pkg/runtime/mfinal.c
+++ b/src/pkg/runtime/mfinal.c
@@ -5,7 +5,9 @@
#include "runtime.h"
#include "malloc.h"
-// TODO(rsc): Why not just use mheap.Lock?
+// Lock to protect finalizer data structures.
+// Cannot reuse mheap.Lock because the finalizer
+// maintenance requires allocation.
static Lock finlock;
// Finalizer hash table. Direct hash, linear scan, at most 3/4 full.
@@ -90,7 +92,6 @@ runtime·addfinalizer(void *p, void (*f)(void*), int32 nret)
{
Fintab newtab;
int32 i;
- uint32 *ref;
byte *base;
Finalizer *e;