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charset="utf-8" hmat driver is only concerned when a numa node changes its memory state, specifically when a numa node with memory comes into play for the first time, because it will register the memory_targets belonging to that numa node. So stop using the memory notifier and use the new numa node notifer instead. Signed-off-by: Oscar Salvador Reviewed-by: Jonathan Cameron Reviewed-by: Harry Yoo Reviewed-by: Vlastimil Babka --- drivers/acpi/numa/hmat.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/acpi/numa/hmat.c b/drivers/acpi/numa/hmat.c index 9d9052258e92..fe626e969fdc 100644 --- a/drivers/acpi/numa/hmat.c +++ b/drivers/acpi/numa/hmat.c @@ -962,10 +962,10 @@ static int hmat_callback(struct notifier_block *self, unsigned long action, void *arg) { struct memory_target *target; - struct memory_notify *mnb =3D arg; - int pxm, nid =3D mnb->status_change_nid; + struct node_notify *nb =3D arg; + int pxm, nid =3D nb->nid; =20 - if (nid =3D=3D NUMA_NO_NODE || action !=3D MEM_ONLINE) + if (nid =3D=3D NUMA_NO_NODE || action !=3D NODE_ADDED_FIRST_MEMORY) return NOTIFY_OK; =20 pxm =3D node_to_pxm(nid); @@ -1118,7 +1118,7 @@ static __init int hmat_init(void) hmat_register_targets(); =20 /* Keep the table and structures if the notifier may use them */ - if (hotplug_memory_notifier(hmat_callback, HMAT_CALLBACK_PRI)) + if (hotplug_node_notifier(hmat_callback, HMAT_CALLBACK_PRI)) goto out_put; =20 if (!hmat_set_default_dram_perf()) --=20 2.49.0