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-rw-r--r--drivers/acpi/acpi_processor.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c
index 24f065114d42..2c4dda0787e8 100644
--- a/drivers/acpi/acpi_processor.c
+++ b/drivers/acpi/acpi_processor.c
@@ -279,9 +279,13 @@ static int acpi_processor_get_info(struct acpi_device *device)
}
if (acpi_duplicate_processor_id(pr->acpi_id)) {
- dev_err(&device->dev,
- "Failed to get unique processor _UID (0x%x)\n",
- pr->acpi_id);
+ if (pr->acpi_id == 0xff)
+ dev_info_once(&device->dev,
+ "Entry not well-defined, consider updating BIOS\n");
+ else
+ dev_err(&device->dev,
+ "Failed to get unique processor _UID (0x%x)\n",
+ pr->acpi_id);
return -ENODEV;
}