diff options
Diffstat (limited to 'drivers/acpi/acpica/dsobject.c')
| -rw-r--r-- | drivers/acpi/acpica/dsobject.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/acpi/acpica/dsobject.c b/drivers/acpi/acpica/dsobject.c index 13844a115d97..82050bcd90e7 100644 --- a/drivers/acpi/acpica/dsobject.c +++ b/drivers/acpi/acpica/dsobject.c @@ -703,7 +703,7 @@ acpi_ds_init_object_from_op(struct acpi_walk_state *walk_state, /* Truncate value if we are executing from a 32-bit ACPI table */ #ifndef ACPI_NO_METHOD_EXECUTION - acpi_ex_truncate_for32bit_table(obj_desc); + (void)acpi_ex_truncate_for32bit_table(obj_desc); #endif break; @@ -725,8 +725,18 @@ acpi_ds_init_object_from_op(struct acpi_walk_state *walk_state, case AML_TYPE_LITERAL: obj_desc->integer.value = op->common.value.integer; + #ifndef ACPI_NO_METHOD_EXECUTION - acpi_ex_truncate_for32bit_table(obj_desc); + if (acpi_ex_truncate_for32bit_table(obj_desc)) { + + /* Warn if we found a 64-bit constant in a 32-bit table */ + + ACPI_WARNING((AE_INFO, + "Truncated 64-bit constant found in 32-bit table: %8.8X%8.8X => %8.8X", + ACPI_FORMAT_UINT64(op->common. + value.integer), + (u32)obj_desc->integer.value)); + } #endif break; |