ACPICA: Enhance ACPI warning for memory/IO address conflicts.
This change improves the warning message when a system address
conflicts with an existing operation region. It now emits the region
address range in addition to the input (system) address range.
Reported-by: Prarit Bhargava <prarit@redhat.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
diff --git a/drivers/acpi/acpica/utaddress.c b/drivers/acpi/acpica/utaddress.c
index e0a2e27..2c2b6ae 100644
--- a/drivers/acpi/acpica/utaddress.c
+++ b/drivers/acpi/acpica/utaddress.c
@@ -224,10 +224,11 @@
while (range_info) {
/*
- * Check if the requested Address/Length overlaps this address_range.
- * Four cases to consider:
+ * Check if the requested address/length overlaps this
+ * address range. There are four cases to consider:
*
- * 1) Input address/length is contained completely in the address range
+ * 1) Input address/length is contained completely in the
+ * address range
* 2) Input address/length overlaps range at the range start
* 3) Input address/length overlaps range at the range end
* 4) Input address/length completely encompasses the range
@@ -244,11 +245,17 @@
region_node);
ACPI_WARNING((AE_INFO,
- "0x%p-0x%p %s conflicts with Region %s %d",
+ "%s range 0x%p-0x%p conflicts with OpRegion 0x%p-0x%p (%s)",
+ acpi_ut_get_region_name(space_id),
ACPI_CAST_PTR(void, address),
ACPI_CAST_PTR(void, end_address),
- acpi_ut_get_region_name(space_id),
- pathname, overlap_count));
+ ACPI_CAST_PTR(void,
+ range_info->
+ start_address),
+ ACPI_CAST_PTR(void,
+ range_info->
+ end_address),
+ pathname));
ACPI_FREE(pathname);
}
}