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-rw-r--r--libgo/runtime/mem.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/libgo/runtime/mem.c b/libgo/runtime/mem.c
index 72ab4d6..04fca2c 100644
--- a/libgo/runtime/mem.c
+++ b/libgo/runtime/mem.c
@@ -69,9 +69,9 @@ runtime_SysAlloc(uintptr n)
void
runtime_SysUnused(void *v, uintptr n)
{
- USED(v);
- USED(n);
- // TODO(rsc): call madvise MADV_DONTNEED
+#ifdef MADV_DONTNEED
+ runtime_madvise(v, n, MADV_DONTNEED);
+#endif
}
void