1 files changed, 37 insertions, 2 deletions

diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c
index d52e1f493c..761096e9ad 100644
--- a/erts/emulator/beam/erl_process.c
+++ b/erts/emulator/beam/erl_process.c
@@ -3970,13 +3970,13 @@ check_cpu_bind(ErtsSchedulerData *esdp)
 		goto unbind;
 	}
     }
-    else if (cpu_id < 0 && scheduler2cpu_map[esdp->no].bound_id >= 0) {
+    else if (cpu_id < 0) {
     unbind:
 	/* Get rid of old binding */
 	res = erts_unbind_from_cpu(erts_cpuinfo);
 	if (res == 0)
 	    esdp->cpu_id = scheduler2cpu_map[esdp->no].bound_id = -1;
-	else {
+	else if (res != -ENOTSUP) {
 	    erts_dsprintf_buf_t *dsbufp = erts_create_logger_dsbuf();
 	    erts_dsprintf(dsbufp, "Scheduler %d failed to unbind from cpu %d: %s\n",
 			  (int) esdp->no, cpu_id, erl_errno_id(-res));
@@ -5529,6 +5529,39 @@ late_cpu_bind_init(void)
     }
 }
 
+int
+erts_update_cpu_info(void)
+{
+    int changed;
+    erts_smp_rwmtx_rwlock(&erts_cpu_bind_rwmtx);
+    changed = erts_cpu_info_update(erts_cpuinfo);
+    if (changed) {
+	erts_cpu_topology_t *cpudata;
+	int cpudata_size;
+	erts_free(ERTS_ALC_T_CPUDATA, system_cpudata);
+
+	system_cpudata_size = erts_get_cpu_topology_size(erts_cpuinfo);
+	system_cpudata = erts_alloc(ERTS_ALC_T_CPUDATA,
+				    (sizeof(erts_cpu_topology_t)
+				     * system_cpudata_size));
+
+	if (!erts_get_cpu_topology(erts_cpuinfo, system_cpudata)
+	    || ERTS_INIT_CPU_TOPOLOGY_OK != verify_topology(system_cpudata,
+							    system_cpudata_size)) {
+	    erts_free(ERTS_ALC_T_CPUDATA, system_cpudata);
+	    system_cpudata = NULL;
+	    system_cpudata_size = 0;
+	}
+
+	create_tmp_cpu_topology_copy(&cpudata, &cpudata_size);
+	ASSERT(cpudata);
+	signal_schedulers_bind_change(cpudata, cpudata_size);
+	destroy_tmp_cpu_topology_copy(cpudata);
+    }
+    erts_smp_rwmtx_rwunlock(&erts_cpu_bind_rwmtx);
+    return changed;
+}
+
 #ifdef ERTS_SMP
 
 static void
@@ -7807,6 +7840,7 @@ erl_create_process(Process* parent, /* Parent of process (default group leader).
     p->bin_vheap_sz     = p->min_vheap_size;
     p->bin_old_vheap_sz = p->min_vheap_size;
     p->bin_old_vheap    = 0;
+    p->bin_vheap_mature = 0;
 
     /* No need to initialize p->fcalls. */
 
@@ -8059,6 +8093,7 @@ void erts_init_empty_process(Process *p)
     p->bin_vheap_sz = BIN_VH_MIN_SIZE;
     p->bin_old_vheap_sz = BIN_VH_MIN_SIZE;
     p->bin_old_vheap = 0;
+    p->bin_vheap_mature = 0;
 #ifdef ERTS_SMP
     p->u.ptimer = NULL;
     p->bound_runq = NULL;