aboutsummaryrefslogtreecommitdiffstats
path: root/erts/emulator/beam/bif.c
diff options
context:
space:
mode:
Diffstat (limited to 'erts/emulator/beam/bif.c')
-rw-r--r--erts/emulator/beam/bif.c33
1 files changed, 32 insertions, 1 deletions
diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c
index 1f568726a6..06a1230ca0 100644
--- a/erts/emulator/beam/bif.c
+++ b/erts/emulator/beam/bif.c
@@ -4333,7 +4333,11 @@ BIF_RETTYPE system_flag_2(BIF_ALIST_2)
switch (erts_set_schedulers_online(BIF_P,
ERTS_PROC_LOCK_MAIN,
signed_val(BIF_ARG_2),
- &old_no)) {
+ &old_no
+#ifdef ERTS_DIRTY_SCHEDULERS
+ , 0
+#endif
+ )) {
case ERTS_SCHDLR_SSPND_DONE:
BIF_RET(make_small(old_no));
case ERTS_SCHDLR_SSPND_YIELD_RESTART:
@@ -4465,6 +4469,33 @@ BIF_RETTYPE system_flag_2(BIF_ALIST_2)
ref,
old ? am_true : am_false);
}
+#if defined(ERTS_SMP) && defined(ERTS_DIRTY_SCHEDULERS)
+ } else if (BIF_ARG_1 == am_dirty_cpu_schedulers_online) {
+ Sint old_no;
+ if (!is_small(BIF_ARG_2))
+ goto error;
+ switch (erts_set_schedulers_online(BIF_P,
+ ERTS_PROC_LOCK_MAIN,
+ signed_val(BIF_ARG_2),
+ &old_no,
+ 1)) {
+ case ERTS_SCHDLR_SSPND_DONE:
+ BIF_RET(make_small(old_no));
+ case ERTS_SCHDLR_SSPND_YIELD_RESTART:
+ ERTS_VBUMP_ALL_REDS(BIF_P);
+ BIF_TRAP2(bif_export[BIF_system_flag_2],
+ BIF_P, BIF_ARG_1, BIF_ARG_2);
+ case ERTS_SCHDLR_SSPND_YIELD_DONE:
+ ERTS_BIF_YIELD_RETURN_X(BIF_P, make_small(old_no),
+ am_dirty_cpu_schedulers_online);
+ case ERTS_SCHDLR_SSPND_EINVAL:
+ goto error;
+ default:
+ ASSERT(0);
+ BIF_ERROR(BIF_P, EXC_INTERNAL_ERROR);
+ break;
+ }
+#endif
} else if (ERTS_IS_ATOM_STR("scheduling_statistics", BIF_ARG_1)) {
int what;
if (ERTS_IS_ATOM_STR("disable", BIF_ARG_2))