diff options
Diffstat (limited to 'util')
-rw-r--r-- | util/rcu.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/util/rcu.c b/util/rcu.c index ca5a63e36a..f4d09c8304 100644 --- a/util/rcu.c +++ b/util/rcu.c @@ -32,6 +32,9 @@ #include "qemu/atomic.h" #include "qemu/thread.h" #include "qemu/main-loop.h" +#if defined(CONFIG_MALLOC_TRIM) +#include <malloc.h> +#endif /* * Global grace period counter. Bit 0 is always one in rcu_gp_ctr. @@ -246,6 +249,9 @@ static void *call_rcu_thread(void *opaque) qemu_event_reset(&rcu_call_ready_event); n = atomic_read(&rcu_call_count); if (n == 0) { +#if defined(CONFIG_MALLOC_TRIM) + malloc_trim(4 * 1024 * 1024); +#endif qemu_event_wait(&rcu_call_ready_event); } } |