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-rw-r--r--source/components/utilities/utcache.c12
-rw-r--r--source/include/acmacros.h6
-rw-r--r--source/include/actypes.h1
3 files changed, 8 insertions, 11 deletions
diff --git a/source/components/utilities/utcache.c b/source/components/utilities/utcache.c
index 28ef6b450c93..54c73e2a425a 100644
--- a/source/components/utilities/utcache.c
+++ b/source/components/utilities/utcache.c
@@ -95,7 +95,6 @@ AcpiOsCreateCache (
/* Populate the cache object and return it */
ACPI_MEMSET (Cache, 0, sizeof (ACPI_MEMORY_LIST));
- Cache->LinkOffset = 8;
Cache->ListName = CacheName;
Cache->ObjectSize = ObjectSize;
Cache->MaxDepth = MaxDepth;
@@ -121,7 +120,7 @@ ACPI_STATUS
AcpiOsPurgeCache (
ACPI_MEMORY_LIST *Cache)
{
- char *Next;
+ void *Next;
ACPI_STATUS Status;
@@ -145,8 +144,7 @@ AcpiOsPurgeCache (
{
/* Delete and unlink one cached state object */
- Next = *(ACPI_CAST_INDIRECT_PTR (char,
- &(((char *) Cache->ListHead)[Cache->LinkOffset])));
+ Next = ACPI_GET_DESCRIPTOR_PTR (Cache->ListHead);
ACPI_FREE (Cache->ListHead);
Cache->ListHead = Next;
@@ -251,8 +249,7 @@ AcpiOsReleaseObject (
/* Put the object at the head of the cache list */
- * (ACPI_CAST_INDIRECT_PTR (char,
- &(((char *) Object)[Cache->LinkOffset]))) = Cache->ListHead;
+ ACPI_SET_DESCRIPTOR_PTR (Object, Cache->ListHead);
Cache->ListHead = Object;
Cache->CurrentDepth++;
@@ -307,8 +304,7 @@ AcpiOsAcquireObject (
/* There is an object available, use it */
Object = Cache->ListHead;
- Cache->ListHead = *(ACPI_CAST_INDIRECT_PTR (char,
- &(((char *) Object)[Cache->LinkOffset])));
+ Cache->ListHead = ACPI_GET_DESCRIPTOR_PTR (Object);
Cache->CurrentDepth--;
diff --git a/source/include/acmacros.h b/source/include/acmacros.h
index b5d3c92e9ba9..a56dcd7d7350 100644
--- a/source/include/acmacros.h
+++ b/source/include/acmacros.h
@@ -325,10 +325,12 @@
* where a pointer to an object of type ACPI_OPERAND_OBJECT can also
* appear. This macro is used to distinguish them.
*
- * The "Descriptor" field is the first field in both structures.
+ * The "DescriptorType" field is the second field in both structures.
*/
+#define ACPI_GET_DESCRIPTOR_PTR(d) (((ACPI_DESCRIPTOR *)(void *)(d))->Common.CommonPointer)
+#define ACPI_SET_DESCRIPTOR_PTR(d, p) (((ACPI_DESCRIPTOR *)(void *)(d))->Common.CommonPointer = (p))
#define ACPI_GET_DESCRIPTOR_TYPE(d) (((ACPI_DESCRIPTOR *)(void *)(d))->Common.DescriptorType)
-#define ACPI_SET_DESCRIPTOR_TYPE(d, t) (((ACPI_DESCRIPTOR *)(void *)(d))->Common.DescriptorType = t)
+#define ACPI_SET_DESCRIPTOR_TYPE(d, t) (((ACPI_DESCRIPTOR *)(void *)(d))->Common.DescriptorType = (t))
/*
* Macros for the master AML opcode table
diff --git a/source/include/actypes.h b/source/include/actypes.h
index 95b8ac6a9634..9c8ec7d939b0 100644
--- a/source/include/actypes.h
+++ b/source/include/actypes.h
@@ -1226,7 +1226,6 @@ typedef struct acpi_memory_list
UINT16 ObjectSize;
UINT16 MaxDepth;
UINT16 CurrentDepth;
- UINT16 LinkOffset;
#ifdef ACPI_DBG_TRACK_ALLOCATIONS