Commit b755de8d authored by Yinghai Lu's avatar Yinghai Lu Committed by Ingo Molnar

x86: make dev_to_node return online node

a numa system (with multi HT chains) may return node without ram. Aka it
is not online. Try to get an online node, otherwise return -1.
Signed-off-by: default avatarYinghai Lu <yinghai.lu@sun.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 1b40a895
...@@ -172,6 +172,9 @@ struct pci_bus * __devinit pci_acpi_scan_root(struct acpi_device *device, int do ...@@ -172,6 +172,9 @@ struct pci_bus * __devinit pci_acpi_scan_root(struct acpi_device *device, int do
set_mp_bus_to_node(busnum, node); set_mp_bus_to_node(busnum, node);
else else
node = get_mp_bus_to_node(busnum); node = get_mp_bus_to_node(busnum);
if (node != -1 && !node_online(node))
node = -1;
#endif #endif
/* Allocate per-root-bus (not per bus) arch-specific data. /* Allocate per-root-bus (not per bus) arch-specific data.
......
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