Messages in this thread Patch in this message | | | Date | Tue, 4 Aug 2009 14:44:17 -0600 | From | Alex Chiang <> | Subject | [PATCH] ACPI: pci_slot.ko wants a 64-bit _SUN |
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Similar to commit b6adc195 (PCI hotplug: acpiphp wants a 64-bit _SUN), pci_slot.ko reads and creates sysfs directories based on the _SUN method.
Certain HP platforms return 64 bits in _SUN. This change to pci_slot.ko allows us to see the correct sysfs directories.
Reported-by: Chad Smith <chad.smith@hp.com> Cc: stable@kernel.org Signed-off-by: Alex Chiang <achiang@hp.com> --- Stable team, this should be backported to all kernels in the stable series.
--- diff --git a/drivers/acpi/pci_slot.c b/drivers/acpi/pci_slot.c index 12158e0..ab40e06 100644 --- a/drivers/acpi/pci_slot.c +++ b/drivers/acpi/pci_slot.c @@ -57,7 +57,7 @@ ACPI_MODULE_NAME("pci_slot"); MY_NAME , ## arg); \ } while (0) -#define SLOT_NAME_SIZE 20 /* Inspired by #define in acpiphp.h */ +#define SLOT_NAME_SIZE 21 /* Inspired by #define in acpiphp.h */ struct acpi_pci_slot { acpi_handle root_handle; /* handle of the root bridge */ @@ -149,7 +149,7 @@ register_slot(acpi_handle handle, u32 lvl, void *context, void **rv) return AE_OK; } - snprintf(name, sizeof(name), "%u", (u32)sun); + snprintf(name, sizeof(name), "%llu", sun); pci_slot = pci_create_slot(pci_bus, device, name, NULL); if (IS_ERR(pci_slot)) { err("pci_create_slot returned %ld\n", PTR_ERR(pci_slot));
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