diff options
| author | Lin Ming <ming.m.lin@intel.com> | 2012-01-12 09:10:32 +0400 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2012-01-17 12:38:50 +0400 |
| commit | f654c0fefa8c16d439185b61442710fadc167e78 (patch) | |
| tree | f6a375f7404e6a76f6eb24cc7d639f32b6789c7d /drivers/acpi/acpica/utdelete.c | |
| parent | ecafe6faa294697305453b5a6af7760b94622787 (diff) | |
| download | linux-f654c0fefa8c16d439185b61442710fadc167e78.tar.xz | |
ACPICA: Add support for region address conflict checking
Allows drivers to determine if any memory or I/O addresses
will conflict with addresses used by ACPI operation regions.
Introduces a new interface, acpi_check_address_range.
http://marc.info/?t=132251388700002&r=1&w=2
Reported-and-tested-by: Luca Tettamanti <kronos.it@gmail.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/acpica/utdelete.c')
| -rw-r--r-- | drivers/acpi/acpica/utdelete.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/acpi/acpica/utdelete.c b/drivers/acpi/acpica/utdelete.c index 31f5a7832ef1..93ec06b0fe25 100644 --- a/drivers/acpi/acpica/utdelete.c +++ b/drivers/acpi/acpica/utdelete.c @@ -215,11 +215,14 @@ static void acpi_ut_delete_internal_obj(union acpi_operand_object *object) ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, "***** Region %p\n", object)); - /* Invalidate the region address/length via the host OS */ - - acpi_os_invalidate_address(object->region.space_id, - object->region.address, - (acpi_size) object->region.length); + /* + * Update address_range list. However, only permanent regions + * are installed in this list. (Not created within a method) + */ + if (!(object->region.node->flags & ANOBJ_TEMPORARY)) { + acpi_ut_remove_address_range(object->region.space_id, + object->region.node); + } second_desc = acpi_ns_get_secondary_object(object); if (second_desc) { |