diff options
| author | Bob Moore <robert.moore@intel.com> | 2008-06-10 12:38:10 +0800 |
|---|---|---|
| committer | Andi Kleen <andi@basil.nowhere.org> | 2008-07-16 23:27:03 +0200 |
| commit | c91d924e3af08d4f98eab6ebf81f2b8ce132448f (patch) | |
| tree | 8c3f7ca15ab9f8f2451a8cf87c935de2d01fb2ef /drivers/acpi/dispatcher | |
| parent | f3454ae8104efb2dbf0d08ec42c6f5d0fe9225bc (diff) | |
| download | blackbird-op-linux-c91d924e3af08d4f98eab6ebf81f2b8ce132448f.tar.gz blackbird-op-linux-c91d924e3af08d4f98eab6ebf81f2b8ce132448f.zip | |
ACPICA: Fix for hang on GPE method invocation
Fixes problem where the new method argument count validation mechanism
will enter an infinite loop when a GPE method is dispatched.
Problem fixed be removing the obsolete code that passes GPE block
information to the notify handler via the control method parameter pointer.
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Diffstat (limited to 'drivers/acpi/dispatcher')
| -rw-r--r-- | drivers/acpi/dispatcher/dsmethod.c | 1 | ||||
| -rw-r--r-- | drivers/acpi/dispatcher/dswstate.c | 10 |
2 files changed, 2 insertions, 9 deletions
diff --git a/drivers/acpi/dispatcher/dsmethod.c b/drivers/acpi/dispatcher/dsmethod.c index 2509809a36cf..4613b9ca5792 100644 --- a/drivers/acpi/dispatcher/dsmethod.c +++ b/drivers/acpi/dispatcher/dsmethod.c @@ -377,7 +377,6 @@ acpi_ds_call_control_method(struct acpi_thread_state *thread, } info->parameters = &this_walk_state->operands[0]; - info->parameter_type = ACPI_PARAM_ARGS; status = acpi_ds_init_aml_walk(next_walk_state, NULL, method_node, obj_desc->method.aml_start, diff --git a/drivers/acpi/dispatcher/dswstate.c b/drivers/acpi/dispatcher/dswstate.c index 1386ced332ec..bda23ed60645 100644 --- a/drivers/acpi/dispatcher/dswstate.c +++ b/drivers/acpi/dispatcher/dswstate.c @@ -615,14 +615,8 @@ acpi_ds_init_aml_walk(struct acpi_walk_state *walk_state, walk_state->pass_number = pass_number; if (info) { - if (info->parameter_type == ACPI_PARAM_GPE) { - walk_state->gpe_event_info = - ACPI_CAST_PTR(struct acpi_gpe_event_info, - info->parameters); - } else { - walk_state->params = info->parameters; - walk_state->caller_return_desc = &info->return_object; - } + walk_state->params = info->parameters; + walk_state->caller_return_desc = &info->return_object; } status = acpi_ps_init_scope(&walk_state->parser_state, op); |
