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authorBob Moore <robert.moore@intel.com>2017-06-05 16:42:23 +0800
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2017-06-27 22:25:27 +0200
commitfd13aaa850d6db06f90687486163d0dc609f2318 (patch)
treec7ced65bd98b990499b770c34bec78008e02293f /drivers/acpi
parent9c0b6c49e8ae8bcbceffb0a417e8c7c912718694 (diff)
downloadlinux-fd13aaa850d6db06f90687486163d0dc609f2318.tar.bz2
ACPICA: acpiexec: enhance local signal handler
ACPICA commit ffef4ae9a1b6032ebadeab2c2b806f0e585f0006 Add support for SIGSEGV Improve/cleanup SIGINT handling Link: https://github.com/acpica/acpica/commit/ffef4ae9 Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Lv Zheng <lv.zheng@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/acpica/dbexec.c12
-rw-r--r--drivers/acpi/acpica/dsmethod.c12
-rw-r--r--drivers/acpi/acpica/psparse.c14
3 files changed, 31 insertions, 7 deletions
diff --git a/drivers/acpi/acpica/dbexec.c b/drivers/acpi/acpica/dbexec.c
index b611cd92b5f5..3b30319752f0 100644
--- a/drivers/acpi/acpica/dbexec.c
+++ b/drivers/acpi/acpica/dbexec.c
@@ -181,6 +181,18 @@ acpi_db_execute_method(struct acpi_db_method_info *info,
acpi_gbl_method_executing = FALSE;
if (ACPI_FAILURE(status)) {
+ if ((status == AE_ABORT_METHOD) || acpi_gbl_abort_method) {
+
+ /* Clear the abort and fall back to the debugger prompt */
+
+ ACPI_EXCEPTION((AE_INFO, status,
+ "Aborting top-level method"));
+
+ acpi_gbl_abort_method = FALSE;
+ status = AE_OK;
+ goto cleanup;
+ }
+
ACPI_EXCEPTION((AE_INFO, status,
"while executing %s from debugger",
info->pathname));
diff --git a/drivers/acpi/acpica/dsmethod.c b/drivers/acpi/acpica/dsmethod.c
index 31c9c7aec3d5..d7fc36917c67 100644
--- a/drivers/acpi/acpica/dsmethod.c
+++ b/drivers/acpi/acpica/dsmethod.c
@@ -212,6 +212,7 @@ acpi_status
acpi_ds_method_error(acpi_status status, struct acpi_walk_state *walk_state)
{
u32 aml_offset;
+ acpi_name name = 0;
ACPI_FUNCTION_ENTRY();
@@ -237,10 +238,13 @@ acpi_ds_method_error(acpi_status status, struct acpi_walk_state *walk_state)
walk_state->parser_state.
aml_start);
- status = acpi_gbl_exception_handler(status,
- walk_state->method_node ?
- walk_state->method_node->
- name.integer : 0,
+ if (walk_state->method_node) {
+ name = walk_state->method_node->name.integer;
+ } else if (walk_state->deferred_node) {
+ name = walk_state->deferred_node->name.integer;
+ }
+
+ status = acpi_gbl_exception_handler(status, name,
walk_state->opcode,
aml_offset, NULL);
acpi_ex_enter_interpreter();
diff --git a/drivers/acpi/acpica/psparse.c b/drivers/acpi/acpica/psparse.c
index 8116a670de39..ac88319dc111 100644
--- a/drivers/acpi/acpica/psparse.c
+++ b/drivers/acpi/acpica/psparse.c
@@ -56,6 +56,7 @@
#include "acdispat.h"
#include "amlcode.h"
#include "acinterp.h"
+#include "acnamesp.h"
#define _COMPONENT ACPI_PARSER
ACPI_MODULE_NAME("psparse")
@@ -538,9 +539,16 @@ acpi_status acpi_ps_parse_aml(struct acpi_walk_state *walk_state)
/* Either the method parse or actual execution failed */
acpi_ex_exit_interpreter();
- ACPI_ERROR_METHOD("Method parse/execution failed",
- walk_state->method_node, NULL,
- status);
+ if (status == AE_ABORT_METHOD) {
+ acpi_ns_print_node_pathname(walk_state->
+ method_node,
+ "Method aborted:");
+ acpi_os_printf("\n");
+ } else {
+ ACPI_ERROR_METHOD
+ ("Method parse/execution failed",
+ walk_state->method_node, NULL, status);
+ }
acpi_ex_enter_interpreter();
/* Check for possible multi-thread reentrancy problem */