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| author | Bjorn Helgaas <bhelgaas@google.com> | 2014-01-24 22:51:49 +0100 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2014-02-03 18:38:57 +0100 |
| commit | 8a3d01c740ab5ce141af8ddeef23cecaa51d2710 (patch) | |
| tree | eeb4db6a37c790b58729bab1ea96d67704cf6be3 /arch | |
| parent | x86/PCI: Remove unnecessary list_empty(&pci_root_infos) check (diff) | |
| download | linux-8a3d01c740ab5ce141af8ddeef23cecaa51d2710.tar.xz linux-8a3d01c740ab5ce141af8ddeef23cecaa51d2710.zip | |
x86/PCI: Use NUMA_NO_NODE, not -1, for unknown node
NUMA_NO_NODE is the usual value for "we don't know what node this is on,"
e.g., it is the error return from acpi_get_node(). This changes uses of -1
to NUMA_NO_NODE. NUMA_NO_NODE is #defined to be -1 already, so this is not
a functional change.
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/pci/acpi.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c index 78f27efa11e1..6304ea0f426d 100644 --- a/arch/x86/pci/acpi.c +++ b/arch/x86/pci/acpi.c @@ -494,17 +494,17 @@ struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root) return NULL; } - node = -1; + node = NUMA_NO_NODE; #ifdef CONFIG_ACPI_NUMA pxm = acpi_get_pxm(device->handle); if (pxm >= 0) node = pxm_to_node(pxm); #endif - if (node == -1) + if (node == NUMA_NO_NODE) node = x86_pci_root_bus_node(busnum); - if (node != -1 && !node_online(node)) - node = -1; + if (node != NUMA_NO_NODE && !node_online(node)) + node = NUMA_NO_NODE; info = kzalloc(sizeof(*info), GFP_KERNEL); if (!info) { @@ -570,7 +570,7 @@ struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root) pcie_bus_configure_settings(child); } - if (bus && node != -1) { + if (bus && node != NUMA_NO_NODE) { #ifdef CONFIG_ACPI_NUMA if (pxm >= 0) dev_printk(KERN_DEBUG, &bus->dev, |