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Subject[PATCH v4 2/5] ACPICA: Dispatcher: Fix an issue that the opregions created by the linked MLC were not tracked
Date
Operation regions created by MLC were not tracked by
acpi_check_address_range(), this patch fixes this issue. ACPICA BZ 1279. Fixed
by Lv Zheng.

Link: https://bugs.acpica.org/show_bug.cgi?id=1279
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
---
drivers/acpi/acpica/dsopcode.c | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/drivers/acpi/acpica/dsopcode.c b/drivers/acpi/acpica/dsopcode.c
index 4cc9d98..96f2eef 100644
--- a/drivers/acpi/acpica/dsopcode.c
+++ b/drivers/acpi/acpica/dsopcode.c
@@ -455,6 +455,12 @@ acpi_ds_eval_region_operands(struct acpi_walk_state *walk_state,
/* Now the address and length are valid for this opregion */

obj_desc->region.flags |= AOPOBJ_DATA_VALID;
+ if (walk_state->parse_flags & ACPI_PARSE_MODULE_LEVEL) {
+ status = acpi_ut_add_address_range(obj_desc->region.space_id,
+ obj_desc->region.address,
+ obj_desc->region.length,
+ node);
+ }
return_ACPI_STATUS(status);
}

--
1.7.10
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