From 3b0eb33f899f361d5006824782e1ef1d16f57e5c Mon Sep 17 00:00:00 2001
From: Lukas Larsson <lukas@erlang-solutions.com>
Date: Mon, 10 Feb 2014 18:48:44 +0100
Subject: ose: Cleanup POLL_SCHED_1 code

Now schedulers 2..N make sure to wake sched 1 if they
find that all io has been consumed and sched 1 is
sleeping. Before sched 1 was spinning in sys_schedule
waiting for sched 2..N to finish consuming io jobs
---
 erts/emulator/sys/ose/sys.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'erts/emulator/sys')

diff --git a/erts/emulator/sys/ose/sys.c b/erts/emulator/sys/ose/sys.c
index ad82e4587d..beb7f5944f 100644
--- a/erts/emulator/sys/ose/sys.c
+++ b/erts/emulator/sys/ose/sys.c
@@ -1732,6 +1732,7 @@ erl_sys_schedule(int runnable)
 {
     ASSERT(get_fsem(current_process()) == 0);
 #ifdef ERTS_SMP
+    ASSERT(erts_get_scheduler_data()->no == 1);
     ERTS_CHK_IO(!runnable);
 #else
     ERTS_CHK_IO( 1 );
-- 
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