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path: root/drivers/acpi/acpica/tbxface.c
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Diffstat (limited to 'drivers/acpi/acpica/tbxface.c')
-rw-r--r--drivers/acpi/acpica/tbxface.c41
1 files changed, 5 insertions, 36 deletions
diff --git a/drivers/acpi/acpica/tbxface.c b/drivers/acpi/acpica/tbxface.c
index 29e51bc01383..21101262e47a 100644
--- a/drivers/acpi/acpica/tbxface.c
+++ b/drivers/acpi/acpica/tbxface.c
@@ -159,14 +159,12 @@ acpi_initialize_tables(struct acpi_table_desc * initial_table_array,
* DESCRIPTION: Reallocate Root Table List into dynamic memory. Copies the
* root list from the previously provided scratch area. Should
* be called once dynamic memory allocation is available in the
- * kernel
+ * kernel.
*
******************************************************************************/
acpi_status acpi_reallocate_root_table(void)
{
- struct acpi_table_desc *tables;
- acpi_size new_size;
- acpi_size current_size;
+ acpi_status status;
ACPI_FUNCTION_TRACE(acpi_reallocate_root_table);
@@ -178,39 +176,10 @@ acpi_status acpi_reallocate_root_table(void)
return_ACPI_STATUS(AE_SUPPORT);
}
- /*
- * Get the current size of the root table and add the default
- * increment to create the new table size.
- */
- current_size = (acpi_size)
- acpi_gbl_root_table_list.current_table_count *
- sizeof(struct acpi_table_desc);
-
- new_size = current_size +
- (ACPI_ROOT_TABLE_SIZE_INCREMENT * sizeof(struct acpi_table_desc));
-
- /* Create new array and copy the old array */
-
- tables = ACPI_ALLOCATE_ZEROED(new_size);
- if (!tables) {
- return_ACPI_STATUS(AE_NO_MEMORY);
- }
+ acpi_gbl_root_table_list.flags |= ACPI_ROOT_ALLOW_RESIZE;
- ACPI_MEMCPY(tables, acpi_gbl_root_table_list.tables, current_size);
-
- /*
- * Update the root table descriptor. The new size will be the current
- * number of tables plus the increment, independent of the reserved
- * size of the original table list.
- */
- acpi_gbl_root_table_list.tables = tables;
- acpi_gbl_root_table_list.max_table_count =
- acpi_gbl_root_table_list.current_table_count +
- ACPI_ROOT_TABLE_SIZE_INCREMENT;
- acpi_gbl_root_table_list.flags =
- ACPI_ROOT_ORIGIN_ALLOCATED | ACPI_ROOT_ALLOW_RESIZE;
-
- return_ACPI_STATUS(AE_OK);
+ status = acpi_tb_resize_root_table_list();
+ return_ACPI_STATUS(status);
}
/*******************************************************************************