ACPICA: acpiexec: Add option to dump extra info for memory leaks

acpibob · rafaeljw · commit 894b5cc535b8 · 2019-01-15T18:04:02.000+01:00
ACPICA commit f77565e28b90ee7e06f53a474183ef72300c3574 Dump entire object/buffer for any memory leaks detected by the object/cache tracking mechanism. Link: acpica/acpica@f77565e2 Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Erik Schmauss <erik.schmauss@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
diff --git a/drivers/acpi/acpica/acglobal.h b/drivers/acpi/acpica/acglobal.h
@@ -164,6 +164,7 @@ ACPI_GLOBAL(struct acpi_memory_list *, acpi_gbl_global_list);
 ACPI_GLOBAL(struct acpi_memory_list *, acpi_gbl_ns_node_list);
 ACPI_GLOBAL(u8, acpi_gbl_display_final_mem_stats);
 ACPI_GLOBAL(u8, acpi_gbl_disable_mem_tracking);
+ACPI_GLOBAL(u8, acpi_gbl_verbose_leak_dump);
 #endif
 
 /*****************************************************************************
diff --git a/drivers/acpi/acpica/utdecode.c b/drivers/acpi/acpica/utdecode.c
@@ -284,7 +284,7 @@ const char *acpi_ut_get_node_name(void *object)
 
 static const char *acpi_gbl_desc_type_names[] = {
 	/* 00 */ "Not a Descriptor",
-	/* 01 */ "Cached",
+	/* 01 */ "Cached Object",
 	/* 02 */ "State-Generic",
 	/* 03 */ "State-Update",
 	/* 04 */ "State-Package",
@@ -295,10 +295,10 @@ static const char *acpi_gbl_desc_type_names[] = {
 	/* 09 */ "State-Result",
 	/* 10 */ "State-Notify",
 	/* 11 */ "State-Thread",
-	/* 12 */ "Walk",
-	/* 13 */ "Parser",
-	/* 14 */ "Operand",
-	/* 15 */ "Node"
+	/* 12 */ "Tree Walk State",
+	/* 13 */ "Parse Tree Op",
+	/* 14 */ "Operand Object",
+	/* 15 */ "Namespace Node"
 };
 
 const char *acpi_ut_get_descriptor_name(void *object)
diff --git a/drivers/acpi/acpica/uttrack.c b/drivers/acpi/acpica/uttrack.c
@@ -588,6 +588,18 @@ void acpi_ut_dump_allocations(u32 component, const char *module)
 					     acpi_ut_get_descriptor_name
 					     (descriptor));
 
+					/* Optional object hex dump */
+
+					if (acpi_gbl_verbose_leak_dump) {
+						acpi_os_printf("\n");
+						acpi_ut_dump_buffer((u8 *)
+								    descriptor,
+								    element->
+								    size,
+								    DB_BYTE_DISPLAY,
+								    0);
+					}
+
 					/* Validate the descriptor type using Type field and length */
 
 					descriptor_type = 0;	/* Not a valid descriptor type */
