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authorSverker Eriksson <[email protected]>2013-11-13 18:46:17 +0100
committerSverker Eriksson <[email protected]>2013-11-21 15:04:37 +0100
commit1f09936f34f5daee534bbfde4f16e5bbb434b6c4 (patch)
tree6c1c37e0d3505ddb0a56db763c57ec3a35366083 /erts/emulator/beam
parent522a29666088d5d96956d2752ffb1596d778cffd (diff)
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erts: Yield after trapping term_to_binary if gc has been ordered
or if "too much" offheap binaries has been built
Diffstat (limited to 'erts/emulator/beam')
-rwxr-xr-xerts/emulator/beam/erl_bif_info.c5
-rw-r--r--erts/emulator/beam/erl_process.c9
-rw-r--r--erts/emulator/beam/external.c7
3 files changed, 11 insertions, 10 deletions
diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c
index f5893f9291..39bbd6b182 100755
--- a/erts/emulator/beam/erl_bif_info.c
+++ b/erts/emulator/beam/erl_bif_info.c
@@ -3603,8 +3603,9 @@ BIF_RETTYPE erts_debug_set_internal_state_2(BIF_ALIST_2)
default: BIF_ERROR(BIF_P, BADARG); break;
}
- res = erts_set_gc_state(BIF_P, enable);
- BIF_RET(res ? am_true : am_false);
+ res = (BIF_P->flags & F_DISABLE_GC) ? am_false : am_true;
+ erts_set_gc_state(BIF_P, enable);
+ BIF_RET(res);
}
else if (ERTS_IS_ATOM_STR("send_fake_exit_signal", BIF_ARG_1)) {
/* Used by signal_SUITE (emulator) */
diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c
index 13b18e9e0e..b88c871ffc 100644
--- a/erts/emulator/beam/erl_process.c
+++ b/erts/emulator/beam/erl_process.c
@@ -8271,25 +8271,22 @@ save_gc_task(Process *c_p, ErtsProcSysTask *st, int prio)
int
erts_set_gc_state(Process *c_p, int enable)
{
- int res;
ErtsProcSysTaskQs *dgc_tsk_qs;
ASSERT(c_p == erts_get_current_process());
ASSERT((ERTS_PSFLG_RUNNING|ERTS_PSFLG_RUNNING_SYS)
& erts_smp_atomic32_read_nob(&c_p->state));
ERTS_SMP_LC_ASSERT(ERTS_PROC_LOCK_MAIN == erts_proc_lc_my_proc_locks(c_p));
- res = !(c_p->flags & F_DISABLE_GC);
-
if (!enable) {
c_p->flags |= F_DISABLE_GC;
- return res;
+ return 0;
}
c_p->flags &= ~F_DISABLE_GC;
dgc_tsk_qs = ERTS_PROC_GET_DELAYED_GC_TASK_QS(c_p);
if (!dgc_tsk_qs)
- return res;
+ return 0;
/* Move delayed gc tasks into sys tasks queues. */
@@ -8387,7 +8384,7 @@ erts_set_gc_state(Process *c_p, int enable)
if (dgc_tsk_qs)
proc_sys_task_queues_free(dgc_tsk_qs);
- return res;
+ return 1;
}
void
diff --git a/erts/emulator/beam/external.c b/erts/emulator/beam/external.c
index d5f3b19b82..7dc7ba6f98 100644
--- a/erts/emulator/beam/external.c
+++ b/erts/emulator/beam/external.c
@@ -1058,8 +1058,11 @@ static BIF_RETTYPE term_to_binary_trap_1(BIF_ALIST_1)
ASSERT(BIF_P->flags & F_DISABLE_GC);
BIF_TRAP1(&term_to_binary_trap_export,BIF_P,res);
} else {
- erts_set_gc_state(BIF_P, 1);
- BIF_RET(res);
+ if (erts_set_gc_state(BIF_P, 1)
+ || MSO(BIF_P).overhead > BIN_VHEAP_SZ(BIF_P))
+ ERTS_BIF_YIELD_RETURN(BIF_P, res);
+ else
+ BIF_RET(res);
}
}