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Diffstat (limited to 'erts/emulator/sys/win32/erl_poll.c')
-rw-r--r--erts/emulator/sys/win32/erl_poll.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/erts/emulator/sys/win32/erl_poll.c b/erts/emulator/sys/win32/erl_poll.c
index 466f4a3b48..660ded297a 100644
--- a/erts/emulator/sys/win32/erl_poll.c
+++ b/erts/emulator/sys/win32/erl_poll.c
@@ -27,6 +27,7 @@
#include "erl_alloc.h"
#include "erl_poll.h"
#include "erl_time.h"
+#include "erl_msacc.h"
/*
* Some debug macros
@@ -1188,16 +1189,19 @@ int erts_poll_wait(ErtsPollSet ps,
if (timeout > 0 && !erts_atomic32_read_nob(&break_waiter_state)) {
HANDLE harr[2] = {ps->event_io_ready, break_happened_event};
int num_h = 2;
+ ERTS_MSACC_PUSH_STATE_M();
HARDDEBUGF(("Start waiting %d [%d]",num_h, (int) timeout));
ERTS_POLLSET_UNLOCK(ps);
#ifdef ERTS_SMP
erts_thr_progress_prepare_wait(NULL);
#endif
+ ERTS_MSACC_SET_STATE_CACHED_M(ERTS_MSACC_STATE_SLEEP);
WaitForMultipleObjects(num_h, harr, FALSE, timeout);
#ifdef ERTS_SMP
erts_thr_progress_finalize_wait(NULL);
#endif
+ ERTS_MSACC_POP_STATE_M();
ERTS_POLLSET_LOCK(ps);
HARDDEBUGF(("Stop waiting %d [%d]",num_h, (int) timeout));
woke_up(ps);