diff --git a/drivers/acpi/acpica/aclocal.h b/drivers/acpi/acpica/aclocal.h
index 13d513b81589..1ea52576f0a2 100644
--- a/drivers/acpi/acpica/aclocal.h
+++ b/drivers/acpi/acpica/aclocal.h
@@ -134,12 +134,12 @@ struct acpi_namespace_node {
 	union acpi_operand_object *object;	/* Interpreter object */
 	u8 descriptor_type;	/* Differentiate object descriptor types */
 	u8 type;		/* ACPI Type associated with this name */
-	u8 flags;		/* Miscellaneous flags */
-	acpi_owner_id owner_id;	/* Node creator */
+	u16 flags;		/* Miscellaneous flags */
 	union acpi_name_union name;	/* ACPI Name, always 4 chars per ACPI spec */
 	struct acpi_namespace_node *parent;	/* Parent node */
 	struct acpi_namespace_node *child;	/* First child */
 	struct acpi_namespace_node *peer;	/* First peer */
+	acpi_owner_id owner_id;	/* Node creator */
 
 	/*
 	 * The following fields are used by the ASL compiler and disassembler only
diff --git a/drivers/acpi/acpica/acobject.h b/drivers/acpi/acpica/acobject.h
index b2ef703d7df8..8def0e3d690f 100644
--- a/drivers/acpi/acpica/acobject.h
+++ b/drivers/acpi/acpica/acobject.h
@@ -153,8 +153,8 @@ struct acpi_object_method {
 	} dispatch;
 
 	u32 aml_length;
-	u8 thread_count;
 	acpi_owner_id owner_id;
+	u8 thread_count;
 };
 
 /* Flags for info_flags field above */
diff --git a/drivers/acpi/acpica/acstruct.h b/drivers/acpi/acpica/acstruct.h
index 8a4e6b4aaf2c..218ff4c8b817 100644
--- a/drivers/acpi/acpica/acstruct.h
+++ b/drivers/acpi/acpica/acstruct.h
@@ -167,9 +167,9 @@ struct acpi_evaluate_info {
 	u32 return_flags;	/* Used for return value analysis */
 	u32 return_btype;	/* Bitmapped type of the returned object */
 	u16 param_count;	/* Count of the input argument list */
+	u16 node_flags;		/* Same as Node->Flags */
 	u8 pass_number;		/* Parser pass number */
 	u8 return_object_type;	/* Object type of the returned object */
-	u8 node_flags;		/* Same as Node->Flags */
 	u8 flags;		/* General flags */
 };
 
diff --git a/drivers/acpi/acpica/acutils.h b/drivers/acpi/acpica/acutils.h
index 9022537567e9..601808be86d1 100644
--- a/drivers/acpi/acpica/acutils.h
+++ b/drivers/acpi/acpica/acutils.h
@@ -686,22 +686,26 @@ void acpi_ut_delete_address_lists(void);
 /*
  * utxferror - various error/warning output functions
  */
+ACPI_PRINTF_LIKE(5)
 void ACPI_INTERNAL_VAR_XFACE
 acpi_ut_predefined_warning(const char *module_name,
 			   u32 line_number,
 			   char *pathname,
-			   u8 node_flags, const char *format, ...);
+			   u16 node_flags, const char *format, ...);
 
+ACPI_PRINTF_LIKE(5)
 void ACPI_INTERNAL_VAR_XFACE
 acpi_ut_predefined_info(const char *module_name,
 			u32 line_number,
-			char *pathname, u8 node_flags, const char *format, ...);
+			char *pathname,
+			u16 node_flags, const char *format, ...);
 
+ACPI_PRINTF_LIKE(5)
 void ACPI_INTERNAL_VAR_XFACE
 acpi_ut_predefined_bios_error(const char *module_name,
 			      u32 line_number,
 			      char *pathname,
-			      u8 node_flags, const char *format, ...);
+			      u16 node_flags, const char *format, ...);
 
 void
 acpi_ut_prefixed_namespace_error(const char *module_name,
diff --git a/drivers/acpi/acpica/dbhistry.c b/drivers/acpi/acpica/dbhistry.c
index 7809bd94a18d..47d2e5059849 100644
--- a/drivers/acpi/acpica/dbhistry.c
+++ b/drivers/acpi/acpica/dbhistry.c
@@ -121,7 +121,7 @@ void acpi_db_display_history(void)
 
 	for (i = 0; i < acpi_gbl_num_history; i++) {
 		if (acpi_gbl_history_buffer[history_index].command) {
-			acpi_os_printf("%3ld %s\n",
+			acpi_os_printf("%3u %s\n",
 				       acpi_gbl_history_buffer[history_index].
 				       cmd_num,
 				       acpi_gbl_history_buffer[history_index].
diff --git a/drivers/acpi/acpica/dbinput.c b/drivers/acpi/acpica/dbinput.c
index 3e5f95390f0d..55a7e10998d8 100644
--- a/drivers/acpi/acpica/dbinput.c
+++ b/drivers/acpi/acpica/dbinput.c
@@ -593,7 +593,7 @@ static u32 acpi_db_get_line(char *input_buffer)
 	     input_buffer)) {
 		acpi_os_printf
 		    ("Buffer overflow while parsing input line (max %u characters)\n",
-		     sizeof(acpi_gbl_db_parsed_buf));
+		     (u32)sizeof(acpi_gbl_db_parsed_buf));
 		return (0);
 	}
 
@@ -853,24 +853,24 @@ acpi_db_command_dispatch(char *input_buffer,
 
 		if (param_count == 0) {
 			acpi_os_printf
-			    ("Current debug level for file output is:    %8.8lX\n",
+			    ("Current debug level for file output is:    %8.8X\n",
 			     acpi_gbl_db_debug_level);
 			acpi_os_printf
-			    ("Current debug level for console output is: %8.8lX\n",
+			    ("Current debug level for console output is: %8.8X\n",
 			     acpi_gbl_db_console_debug_level);
 		} else if (param_count == 2) {
 			temp = acpi_gbl_db_console_debug_level;
 			acpi_gbl_db_console_debug_level =
 			    strtoul(acpi_gbl_db_args[1], NULL, 16);
 			acpi_os_printf
-			    ("Debug Level for console output was %8.8lX, now %8.8lX\n",
+			    ("Debug Level for console output was %8.8X, now %8.8X\n",
 			     temp, acpi_gbl_db_console_debug_level);
 		} else {
 			temp = acpi_gbl_db_debug_level;
 			acpi_gbl_db_debug_level =
 			    strtoul(acpi_gbl_db_args[1], NULL, 16);
 			acpi_os_printf
-			    ("Debug Level for file output was %8.8lX, now %8.8lX\n",
+			    ("Debug Level for file output was %8.8X, now %8.8X\n",
 			     temp, acpi_gbl_db_debug_level);
 		}
 		break;
diff --git a/drivers/acpi/acpica/dbmethod.c b/drivers/acpi/acpica/dbmethod.c
index d8b7a0fe92ec..76a15b6ffc5d 100644
--- a/drivers/acpi/acpica/dbmethod.c
+++ b/drivers/acpi/acpica/dbmethod.c
@@ -302,6 +302,10 @@ acpi_status acpi_db_disassemble_method(char *name)
 	}
 
 	status = acpi_ut_allocate_owner_id(&obj_desc->method.owner_id);
+	if (ACPI_FAILURE(status)) {
+		return (status);
+	}
+
 	walk_state->owner_id = obj_desc->method.owner_id;
 
 	/* Push start scope on scope stack and make it current */
diff --git a/drivers/acpi/acpica/dbobject.c b/drivers/acpi/acpica/dbobject.c
index d220168dca01..f9fc84bc3e84 100644
--- a/drivers/acpi/acpica/dbobject.c
+++ b/drivers/acpi/acpica/dbobject.c
@@ -394,7 +394,6 @@ void acpi_db_decode_locals(struct acpi_walk_state *walk_state)
 	u8 display_locals = FALSE;
 
 	node = walk_state->method_node;
-	obj_desc = walk_state->method_desc;
 
 	/* There are no locals for the module-level code case */
 
diff --git a/drivers/acpi/acpica/dbstats.c b/drivers/acpi/acpica/dbstats.c
index bf620937c79b..3af88e70238c 100644
--- a/drivers/acpi/acpica/dbstats.c
+++ b/drivers/acpi/acpica/dbstats.c
@@ -341,17 +341,17 @@ acpi_status acpi_db_display_statistics(char *type_arg)
 			       "ACPI_TYPE", "NODES", "OBJECTS");
 
 		for (i = 0; i < ACPI_TYPE_NS_NODE_MAX; i++) {
-			acpi_os_printf("%16.16s % 10ld% 10ld\n",
+			acpi_os_printf("%16.16s %10u %10u\n",
 				       acpi_ut_get_type_name(i),
 				       acpi_gbl_node_type_count[i],
 				       acpi_gbl_obj_type_count[i]);
 		}
 
-		acpi_os_printf("%16.16s % 10ld% 10ld\n", "Misc/Unknown",
+		acpi_os_printf("%16.16s %10u %10u\n", "Misc/Unknown",
 			       acpi_gbl_node_type_count_misc,
 			       acpi_gbl_obj_type_count_misc);
 
-		acpi_os_printf("%16.16s % 10ld% 10ld\n", "TOTALS:",
+		acpi_os_printf("%16.16s %10u %10u\n", "TOTALS:",
 			       acpi_gbl_num_nodes, acpi_gbl_num_objects);
 		break;
 
@@ -379,16 +379,14 @@ acpi_status acpi_db_display_statistics(char *type_arg)
 	case CMD_STAT_MISC:
 
 		acpi_os_printf("\nMiscellaneous Statistics:\n\n");
-		acpi_os_printf("Calls to AcpiPsFind:.. ........% 7ld\n",
+		acpi_os_printf("%-28s:     %7u\n", "Calls to AcpiPsFind",
 			       acpi_gbl_ps_find_count);
-		acpi_os_printf("Calls to AcpiNsLookup:..........% 7ld\n",
+		acpi_os_printf("%-28s:     %7u\n", "Calls to AcpiNsLookup",
 			       acpi_gbl_ns_lookup_count);
 
-		acpi_os_printf("\n");
-
-		acpi_os_printf("Mutex usage:\n\n");
+		acpi_os_printf("\nMutex usage:\n\n");
 		for (i = 0; i < ACPI_NUM_MUTEX; i++) {
-			acpi_os_printf("%-28s:     % 7ld\n",
+			acpi_os_printf("%-28s:     %7u\n",
 				       acpi_ut_get_mutex_name(i),
 				       acpi_gbl_mutex_info[i].use_count);
 		}
@@ -399,87 +397,87 @@ acpi_status acpi_db_display_statistics(char *type_arg)
 		acpi_os_printf("\nInternal object sizes:\n\n");
 
 		acpi_os_printf("Common         %3d\n",
-			       sizeof(struct acpi_object_common));
+			       (u32)sizeof(struct acpi_object_common));
 		acpi_os_printf("Number         %3d\n",
-			       sizeof(struct acpi_object_integer));
+			       (u32)sizeof(struct acpi_object_integer));
 		acpi_os_printf("String         %3d\n",
-			       sizeof(struct acpi_object_string));
+			       (u32)sizeof(struct acpi_object_string));
 		acpi_os_printf("Buffer         %3d\n",
-			       sizeof(struct acpi_object_buffer));
+			       (u32)sizeof(struct acpi_object_buffer));
 		acpi_os_printf("Package        %3d\n",
-			       sizeof(struct acpi_object_package));
+			       (u32)sizeof(struct acpi_object_package));
 		acpi_os_printf("BufferField    %3d\n",
-			       sizeof(struct acpi_object_buffer_field));
+			       (u32)sizeof(struct acpi_object_buffer_field));
 		acpi_os_printf("Device         %3d\n",
-			       sizeof(struct acpi_object_device));
+			       (u32)sizeof(struct acpi_object_device));
 		acpi_os_printf("Event          %3d\n",
-			       sizeof(struct acpi_object_event));
+			       (u32)sizeof(struct acpi_object_event));
 		acpi_os_printf("Method         %3d\n",
-			       sizeof(struct acpi_object_method));
+			       (u32)sizeof(struct acpi_object_method));
 		acpi_os_printf("Mutex          %3d\n",
-			       sizeof(struct acpi_object_mutex));
+			       (u32)sizeof(struct acpi_object_mutex));
 		acpi_os_printf("Region         %3d\n",
-			       sizeof(struct acpi_object_region));
+			       (u32)sizeof(struct acpi_object_region));
 		acpi_os_printf("PowerResource  %3d\n",
-			       sizeof(struct acpi_object_power_resource));
+			       (u32)sizeof(struct acpi_object_power_resource));
 		acpi_os_printf("Processor      %3d\n",
-			       sizeof(struct acpi_object_processor));
+			       (u32)sizeof(struct acpi_object_processor));
 		acpi_os_printf("ThermalZone    %3d\n",
-			       sizeof(struct acpi_object_thermal_zone));
+			       (u32)sizeof(struct acpi_object_thermal_zone));
 		acpi_os_printf("RegionField    %3d\n",
-			       sizeof(struct acpi_object_region_field));
+			       (u32)sizeof(struct acpi_object_region_field));
 		acpi_os_printf("BankField      %3d\n",
-			       sizeof(struct acpi_object_bank_field));
+			       (u32)sizeof(struct acpi_object_bank_field));
 		acpi_os_printf("IndexField     %3d\n",
-			       sizeof(struct acpi_object_index_field));
+			       (u32)sizeof(struct acpi_object_index_field));
 		acpi_os_printf("Reference      %3d\n",
-			       sizeof(struct acpi_object_reference));
+			       (u32)sizeof(struct acpi_object_reference));
 		acpi_os_printf("Notify         %3d\n",
-			       sizeof(struct acpi_object_notify_handler));
+			       (u32)sizeof(struct acpi_object_notify_handler));
 		acpi_os_printf("AddressSpace   %3d\n",
-			       sizeof(struct acpi_object_addr_handler));
+			       (u32)sizeof(struct acpi_object_addr_handler));
 		acpi_os_printf("Extra          %3d\n",
-			       sizeof(struct acpi_object_extra));
+			       (u32)sizeof(struct acpi_object_extra));
 		acpi_os_printf("Data           %3d\n",
-			       sizeof(struct acpi_object_data));
+			       (u32)sizeof(struct acpi_object_data));
 
 		acpi_os_printf("\n");
 
 		acpi_os_printf("ParseObject    %3d\n",
-			       sizeof(struct acpi_parse_obj_common));
+			       (u32)sizeof(struct acpi_parse_obj_common));
 		acpi_os_printf("ParseObjectNamed %3d\n",
-			       sizeof(struct acpi_parse_obj_named));
+			       (u32)sizeof(struct acpi_parse_obj_named));
 		acpi_os_printf("ParseObjectAsl %3d\n",
-			       sizeof(struct acpi_parse_obj_asl));
+			       (u32)sizeof(struct acpi_parse_obj_asl));
 		acpi_os_printf("OperandObject  %3d\n",
-			       sizeof(union acpi_operand_object));
+			       (u32)sizeof(union acpi_operand_object));
 		acpi_os_printf("NamespaceNode  %3d\n",
-			       sizeof(struct acpi_namespace_node));
+			       (u32)sizeof(struct acpi_namespace_node));
 		acpi_os_printf("AcpiObject     %3d\n",
-			       sizeof(union acpi_object));
+			       (u32)sizeof(union acpi_object));
 
 		acpi_os_printf("\n");
 
 		acpi_os_printf("Generic State  %3d\n",
-			       sizeof(union acpi_generic_state));
+			       (u32)sizeof(union acpi_generic_state));
 		acpi_os_printf("Common State   %3d\n",
-			       sizeof(struct acpi_common_state));
+			       (u32)sizeof(struct acpi_common_state));
 		acpi_os_printf("Control State  %3d\n",
-			       sizeof(struct acpi_control_state));
+			       (u32)sizeof(struct acpi_control_state));
 		acpi_os_printf("Update State   %3d\n",
-			       sizeof(struct acpi_update_state));
+			       (u32)sizeof(struct acpi_update_state));
 		acpi_os_printf("Scope State    %3d\n",
-			       sizeof(struct acpi_scope_state));
+			       (u32)sizeof(struct acpi_scope_state));
 		acpi_os_printf("Parse Scope    %3d\n",
-			       sizeof(struct acpi_pscope_state));
+			       (u32)sizeof(struct acpi_pscope_state));
 		acpi_os_printf("Package State  %3d\n",
-			       sizeof(struct acpi_pkg_state));
+			       (u32)sizeof(struct acpi_pkg_state));
 		acpi_os_printf("Thread State   %3d\n",
-			       sizeof(struct acpi_thread_state));
+			       (u32)sizeof(struct acpi_thread_state));
 		acpi_os_printf("Result Values  %3d\n",
-			       sizeof(struct acpi_result_values));
+			       (u32)sizeof(struct acpi_result_values));
 		acpi_os_printf("Notify Info    %3d\n",
-			       sizeof(struct acpi_notify_info));
+			       (u32)sizeof(struct acpi_notify_info));
 		break;
 
 	case CMD_STAT_STACK:
diff --git a/drivers/acpi/acpica/exdump.c b/drivers/acpi/acpica/exdump.c
index 6526b2deeaad..a9bc938a3b55 100644
--- a/drivers/acpi/acpica/exdump.c
+++ b/drivers/acpi/acpica/exdump.c
@@ -94,7 +94,7 @@ static struct acpi_exdump_info acpi_ex_dump_method[9] = {
 	 "Parameter Count"},
 	{ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.sync_level), "Sync Level"},
 	{ACPI_EXD_POINTER, ACPI_EXD_OFFSET(method.mutex), "Mutex"},
-	{ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.owner_id), "Owner Id"},
+	{ACPI_EXD_UINT16, ACPI_EXD_OFFSET(method.owner_id), "Owner Id"},
 	{ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.thread_count), "Thread Count"},
 	{ACPI_EXD_UINT32, ACPI_EXD_OFFSET(method.aml_length), "Aml Length"},
 	{ACPI_EXD_POINTER, ACPI_EXD_OFFSET(method.aml_start), "Aml Start"}
@@ -269,8 +269,8 @@ static struct acpi_exdump_info acpi_ex_dump_field_common[7] = {
 
 static struct acpi_exdump_info acpi_ex_dump_node[7] = {
 	{ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_node), NULL},
-	{ACPI_EXD_UINT8, ACPI_EXD_NSOFFSET(flags), "Flags"},
-	{ACPI_EXD_UINT8, ACPI_EXD_NSOFFSET(owner_id), "Owner Id"},
+	{ACPI_EXD_UINT16, ACPI_EXD_NSOFFSET(flags), "Flags"},
+	{ACPI_EXD_UINT16, ACPI_EXD_NSOFFSET(owner_id), "Owner Id"},
 	{ACPI_EXD_LIST, ACPI_EXD_NSOFFSET(object), "Object List"},
 	{ACPI_EXD_NODE, ACPI_EXD_NSOFFSET(parent), "Parent"},
 	{ACPI_EXD_NODE, ACPI_EXD_NSOFFSET(child), "Child"},
diff --git a/drivers/acpi/acpica/nsaccess.c b/drivers/acpi/acpica/nsaccess.c
index 2566e2d4c780..3f045b5953b2 100644
--- a/drivers/acpi/acpica/nsaccess.c
+++ b/drivers/acpi/acpica/nsaccess.c
@@ -598,7 +598,7 @@ acpi_ns_lookup(union acpi_generic_state *scope_info,
 				if (flags & ACPI_NS_PREFIX_MUST_EXIST) {
 					acpi_os_printf(ACPI_MSG_BIOS_ERROR
 						       "Object does not exist: %4.4s\n",
-						       &simple_name);
+						       (char *)&simple_name);
 				}
 #endif
 				/* Name not found in ACPI namespace */
diff --git a/drivers/acpi/acpica/nsalloc.c b/drivers/acpi/acpica/nsalloc.c
index 6eb63db72249..fe9b3639a87d 100644
--- a/drivers/acpi/acpica/nsalloc.c
+++ b/drivers/acpi/acpica/nsalloc.c
@@ -241,7 +241,7 @@ void acpi_ns_install_node(struct acpi_walk_state *walk_state, struct acpi_namesp
 	node->type = (u8) type;
 
 	ACPI_DEBUG_PRINT((ACPI_DB_NAMES,
-			  "%4.4s (%s) [Node %p Owner %X] added to %4.4s (%s) [Node %p]\n",
+			  "%4.4s (%s) [Node %p Owner %3.3X] added to %4.4s (%s) [Node %p]\n",
 			  acpi_ut_get_node_name(node),
 			  acpi_ut_get_type_name(node->type), node, owner_id,
 			  acpi_ut_get_node_name(parent_node),
diff --git a/drivers/acpi/acpica/nsdump.c b/drivers/acpi/acpica/nsdump.c
index 1b12c172e115..9731d7cf1b83 100644
--- a/drivers/acpi/acpica/nsdump.c
+++ b/drivers/acpi/acpica/nsdump.c
@@ -197,7 +197,7 @@ acpi_ns_dump_one_object(acpi_handle obj_handle,
 
 	/* Now we can print out the pertinent information */
 
-	acpi_os_printf(" %-12s %p %2.2X ",
+	acpi_os_printf(" %-12s %p %3.3X ",
 		       acpi_ut_get_type_name(type), this_node,
 		       this_node->owner_id);
 
diff --git a/drivers/acpi/acpica/nsrepair2.c b/drivers/acpi/acpica/nsrepair2.c
index 8d776256b213..663d85e0adba 100644
--- a/drivers/acpi/acpica/nsrepair2.c
+++ b/drivers/acpi/acpica/nsrepair2.c
@@ -126,7 +126,7 @@ static const struct acpi_repair_info acpi_ns_repairable_names[] = {
 
 #define ACPI_FDE_FIELD_COUNT        5
 #define ACPI_FDE_BYTE_BUFFER_SIZE   5
-#define ACPI_FDE_DWORD_BUFFER_SIZE  (ACPI_FDE_FIELD_COUNT * sizeof (u32))
+#define ACPI_FDE_DWORD_BUFFER_SIZE  (ACPI_FDE_FIELD_COUNT * (u32) sizeof (u32))
 
 /******************************************************************************
  *
diff --git a/drivers/acpi/acpica/tbdata.c b/drivers/acpi/acpica/tbdata.c
index 91a4b984f224..309440010ab2 100644
--- a/drivers/acpi/acpica/tbdata.c
+++ b/drivers/acpi/acpica/tbdata.c
@@ -750,6 +750,7 @@ acpi_status acpi_tb_delete_namespace_by_owner(u32 table_index)
 	if (ACPI_FAILURE(status)) {
 		return_ACPI_STATUS(status);
 	}
+
 	acpi_ns_delete_namespace_by_owner(owner_id);
 	acpi_ut_release_write_lock(&acpi_gbl_namespace_rw_lock);
 	return_ACPI_STATUS(status);
diff --git a/drivers/acpi/acpica/utdebug.c b/drivers/acpi/acpica/utdebug.c
index 01b1b36c8a8e..5b169b5f0f1a 100644
--- a/drivers/acpi/acpica/utdebug.c
+++ b/drivers/acpi/acpica/utdebug.c
@@ -158,7 +158,7 @@ acpi_debug_print(u32 requested_debug_level,
 	 * Display the module name, current line number, thread ID (if requested),
 	 * current procedure nesting level, and the current procedure name
 	 */
-	acpi_os_printf("%9s-%04ld ", module_name, line_number);
+	acpi_os_printf("%9s-%04d ", module_name, line_number);
 
 #ifdef ACPI_APPLICATION
 	/*
@@ -177,7 +177,7 @@ acpi_debug_print(u32 requested_debug_level,
 		fill_count = 0;
 	}
 
-	acpi_os_printf("[%02ld] %*s",
+	acpi_os_printf("[%02d] %*s",
 		       acpi_gbl_nesting_level, acpi_gbl_nesting_level + 1, " ");
 	acpi_os_printf("%s%*s: ",
 		       acpi_ut_trim_function_name(function_name), fill_count,
diff --git a/drivers/acpi/acpica/uterror.c b/drivers/acpi/acpica/uterror.c
index 075457341bad..918aca7c4db4 100644
--- a/drivers/acpi/acpica/uterror.c
+++ b/drivers/acpi/acpica/uterror.c
@@ -39,7 +39,7 @@ void ACPI_INTERNAL_VAR_XFACE
 acpi_ut_predefined_warning(const char *module_name,
 			   u32 line_number,
 			   char *pathname,
-			   u8 node_flags, const char *format, ...)
+			   u16 node_flags, const char *format, ...)
 {
 	va_list arg_list;
 
@@ -81,7 +81,7 @@ acpi_ut_predefined_warning(const char *module_name,
 void ACPI_INTERNAL_VAR_XFACE
 acpi_ut_predefined_info(const char *module_name,
 			u32 line_number,
-			char *pathname, u8 node_flags, const char *format, ...)
+			char *pathname, u16 node_flags, const char *format, ...)
 {
 	va_list arg_list;
 
@@ -124,7 +124,7 @@ void ACPI_INTERNAL_VAR_XFACE
 acpi_ut_predefined_bios_error(const char *module_name,
 			      u32 line_number,
 			      char *pathname,
-			      u8 node_flags, const char *format, ...)
+			      u16 node_flags, const char *format, ...)
 {
 	va_list arg_list;
 
diff --git a/drivers/acpi/acpica/utosi.c b/drivers/acpi/acpica/utosi.c
index 688c61a90725..ad2b218039d0 100644
--- a/drivers/acpi/acpica/utosi.c
+++ b/drivers/acpi/acpica/utosi.c
@@ -65,13 +65,14 @@ static struct acpi_interface_info acpi_default_supported_interfaces[] = {
 	{"Windows 2006 SP2", NULL, 0, ACPI_OSI_WIN_VISTA_SP2},	/* Windows Vista SP2 - Added 09/2010 */
 	{"Windows 2009", NULL, 0, ACPI_OSI_WIN_7},	/* Windows 7 and Server 2008 R2 - Added 09/2009 */
 	{"Windows 2012", NULL, 0, ACPI_OSI_WIN_8},	/* Windows 8 and Server 2012 - Added 08/2012 */
-	{"Windows 2013", NULL, 0, ACPI_OSI_WIN_8},	/* Windows 8.1 and Server 2012 R2 - Added 01/2014 */
+	{"Windows 2013", NULL, 0, ACPI_OSI_WIN_8_1},	/* Windows 8.1 and Server 2012 R2 - Added 01/2014 */
 	{"Windows 2015", NULL, 0, ACPI_OSI_WIN_10},	/* Windows 10 - Added 03/2015 */
 	{"Windows 2016", NULL, 0, ACPI_OSI_WIN_10_RS1},	/* Windows 10 version 1607 - Added 12/2017 */
 	{"Windows 2017", NULL, 0, ACPI_OSI_WIN_10_RS2},	/* Windows 10 version 1703 - Added 12/2017 */
 	{"Windows 2017.2", NULL, 0, ACPI_OSI_WIN_10_RS3},	/* Windows 10 version 1709 - Added 02/2018 */
 	{"Windows 2018", NULL, 0, ACPI_OSI_WIN_10_RS4},	/* Windows 10 version 1803 - Added 11/2018 */
 	{"Windows 2018.2", NULL, 0, ACPI_OSI_WIN_10_RS5},	/* Windows 10 version 1809 - Added 11/2018 */
+	{"Windows 2019", NULL, 0, ACPI_OSI_WIN_10_19H1},	/* Windows 10 version 1903 - Added 08/2019 */
 
 	/* Feature Group Strings */
 
diff --git a/drivers/acpi/acpica/utownerid.c b/drivers/acpi/acpica/utownerid.c
index 5eb8b76ce9d8..d3525ef8ed28 100644
--- a/drivers/acpi/acpica/utownerid.c
+++ b/drivers/acpi/acpica/utownerid.c
@@ -38,7 +38,7 @@ acpi_status acpi_ut_allocate_owner_id(acpi_owner_id *owner_id)
 
 	if (*owner_id) {
 		ACPI_ERROR((AE_INFO,
-			    "Owner ID [0x%2.2X] already exists", *owner_id));
+			    "Owner ID [0x%3.3X] already exists", *owner_id));
 		return_ACPI_STATUS(AE_ALREADY_EXISTS);
 	}
 
@@ -88,14 +88,14 @@ acpi_status acpi_ut_allocate_owner_id(acpi_owner_id *owner_id)
 				/*
 				 * Construct encoded ID from the index and bit position
 				 *
-				 * Note: Last [j].k (bit 255) is never used and is marked
+				 * Note: Last [j].k (bit 4095) is never used and is marked
 				 * permanently allocated (prevents +1 overflow)
 				 */
 				*owner_id =
 				    (acpi_owner_id)((k + 1) + ACPI_MUL_32(j));
 
 				ACPI_DEBUG_PRINT((ACPI_DB_VALUES,
-						  "Allocated OwnerId: %2.2X\n",
+						  "Allocated OwnerId: 0x%3.3X\n",
 						  (unsigned int)*owner_id));
 				goto exit;
 			}
@@ -116,7 +116,7 @@ acpi_status acpi_ut_allocate_owner_id(acpi_owner_id *owner_id)
 	 */
 	status = AE_OWNER_ID_LIMIT;
 	ACPI_ERROR((AE_INFO,
-		    "Could not allocate new OwnerId (255 max), AE_OWNER_ID_LIMIT"));
+		    "Could not allocate new OwnerId (4095 max), AE_OWNER_ID_LIMIT"));
 
 exit:
 	(void)acpi_ut_release_mutex(ACPI_MTX_CACHES);
@@ -153,7 +153,7 @@ void acpi_ut_release_owner_id(acpi_owner_id *owner_id_ptr)
 	/* Zero is not a valid owner_ID */
 
 	if (owner_id == 0) {
-		ACPI_ERROR((AE_INFO, "Invalid OwnerId: 0x%2.2X", owner_id));
+		ACPI_ERROR((AE_INFO, "Invalid OwnerId: 0x%3.3X", owner_id));
 		return_VOID;
 	}
 
@@ -179,7 +179,7 @@ void acpi_ut_release_owner_id(acpi_owner_id *owner_id_ptr)
 		acpi_gbl_owner_id_mask[index] ^= bit;
 	} else {
 		ACPI_ERROR((AE_INFO,
-			    "Release of non-allocated OwnerId: 0x%2.2X",
+			    "Attempted release of non-allocated OwnerId: 0x%3.3X",
 			    owner_id + 1));
 	}
 
diff --git a/include/acpi/acconfig.h b/include/acpi/acconfig.h
index 16a83959e616..42d573172e53 100644
--- a/include/acpi/acconfig.h
+++ b/include/acpi/acconfig.h
@@ -95,9 +95,9 @@
 
 #define ACPI_DEFAULT_PAGE_SIZE          4096	/* Must be power of 2 */
 
-/* owner_id tracking. 8 entries allows for 255 owner_ids */
+/* owner_id tracking. 128 entries allows for 4095 owner_ids */
 
-#define ACPI_NUM_OWNERID_MASKS          8
+#define ACPI_NUM_OWNERID_MASKS          128
 
 /* Size of the root table array is increased by this increment */
 
diff --git a/include/acpi/acpiosxf.h b/include/acpi/acpiosxf.h
index 1b59fb61f67d..2e63b7b390f5 100644
--- a/include/acpi/acpiosxf.h
+++ b/include/acpi/acpiosxf.h
@@ -330,6 +330,7 @@ acpi_status acpi_os_enter_sleep(u8 sleep_state, u32 rega_value, u32 regb_value);
  * Debug print routines
  */
 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_printf
+ACPI_PRINTF_LIKE(1)
 void ACPI_INTERNAL_VAR_XFACE acpi_os_printf(const char *format, ...);
 #endif
 
diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h
index 3845c8fcc94e..d66fc7cce6a7 100644
--- a/include/acpi/acpixf.h
+++ b/include/acpi/acpixf.h
@@ -12,7 +12,7 @@
 
 /* Current ACPICA subsystem version in YYYYMMDD format */
 
-#define ACPI_CA_VERSION                 0x20190703
+#define ACPI_CA_VERSION                 0x20190816
 
 #include <acpi/acconfig.h>
 #include <acpi/actypes.h>
diff --git a/include/acpi/actypes.h b/include/acpi/actypes.h
index ad6892a24015..2f3f28c7cea3 100644
--- a/include/acpi/actypes.h
+++ b/include/acpi/actypes.h
@@ -442,8 +442,8 @@ typedef void *acpi_handle;	/* Actually a ptr to a NS Node */
 
 /* Owner IDs are used to track namespace nodes for selective deletion */
 
-typedef u8 acpi_owner_id;
-#define ACPI_OWNER_ID_MAX               0xFF
+typedef u16 acpi_owner_id;
+#define ACPI_OWNER_ID_MAX               0xFFF	/* 4095 possible owner IDs */
 
 #define ACPI_INTEGER_BIT_SIZE           64
 #define ACPI_MAX_DECIMAL_DIGITS         20	/* 2^64 = 18,446,744,073,709,551,616 */
@@ -506,7 +506,7 @@ typedef u64 acpi_integer;
 
 /* Pointer/Integer type conversions */
 
-#define ACPI_TO_POINTER(i)              ACPI_ADD_PTR (void, (void *) 0, (acpi_size) (i))
+#define ACPI_TO_POINTER(i)              ACPI_CAST_PTR (void, (acpi_size) (i))
 #define ACPI_TO_INTEGER(p)              ACPI_PTR_DIFF (p, (void *) 0)
 #define ACPI_OFFSET(d, f)               ACPI_PTR_DIFF (&(((d *) 0)->f), (void *) 0)
 #define ACPI_PHYSADDR_TO_PTR(i)         ACPI_TO_POINTER(i)
@@ -1265,12 +1265,14 @@ typedef enum {
 #define ACPI_OSI_WIN_VISTA_SP2          0x0A
 #define ACPI_OSI_WIN_7                  0x0B
 #define ACPI_OSI_WIN_8                  0x0C
-#define ACPI_OSI_WIN_10                 0x0D
-#define ACPI_OSI_WIN_10_RS1             0x0E
-#define ACPI_OSI_WIN_10_RS2             0x0F
-#define ACPI_OSI_WIN_10_RS3             0x10
-#define ACPI_OSI_WIN_10_RS4             0x11
-#define ACPI_OSI_WIN_10_RS5             0x12
+#define ACPI_OSI_WIN_8_1                0x0D
+#define ACPI_OSI_WIN_10                 0x0E
+#define ACPI_OSI_WIN_10_RS1             0x0F
+#define ACPI_OSI_WIN_10_RS2             0x10
+#define ACPI_OSI_WIN_10_RS3             0x11
+#define ACPI_OSI_WIN_10_RS4             0x12
+#define ACPI_OSI_WIN_10_RS5             0x13
+#define ACPI_OSI_WIN_10_19H1            0x14
 
 /* Definitions of getopt */
 
diff --git a/tools/power/acpi/tools/acpidump/apfiles.c b/tools/power/acpi/tools/acpidump/apfiles.c
index a42cfcaa3293..16d919bd133b 100644
--- a/tools/power/acpi/tools/acpidump/apfiles.c
+++ b/tools/power/acpi/tools/acpidump/apfiles.c
@@ -29,18 +29,24 @@ static int ap_is_existing_file(char *pathname)
 {
 #if !defined(_GNU_EFI) && !defined(_EDK2_EFI)
 	struct stat stat_info;
+	int in_char;
 
 	if (!stat(pathname, &stat_info)) {
 		fprintf(stderr,
 			"Target path already exists, overwrite? [y|n] ");
 
-		if (getchar() != 'y') {
+		in_char = fgetc(stdin);
+		if (in_char == '\n') {
+			in_char = fgetc(stdin);
+		}
+
+		if (in_char != 'y' && in_char != 'Y') {
 			return (-1);
 		}
 	}
 #endif
 
-	return 0;
+	return (0);
 }
 
 /******************************************************************************