Merge branch 'rickard/port-optimizations/OTP-10336' into rickard/r16/port-optimizations/OTP-10336

* rickard/port-optimizations/OTP-10336:
  Change annotate level for emacs-22 in cerl
  Update etp-commands
  Add documentation on communication in Erlang
  Add support for busy port message queue
  Add driver callback epilogue
  Implement true asynchronous signaling between processes and ports
  Add erl_drv_[send|output]_term
  Move busy port flag
  Use rwlock for driver list
  Optimize management of port tasks
  Improve configuration of process and port tables
  Remove R9 compatibility features
  Use ptab functionality also for ports
  Prepare for use of ptab functionality also for ports
  Atomic port state
  Generalize process table implementation
  Implement functionality for delaying thread progress from unmanaged threads

Conflicts:
	erts/doc/src/erl_driver.xml
	erts/doc/src/erlang.xml
	erts/emulator/beam/beam_bif_load.c
	erts/emulator/beam/beam_bp.c
	erts/emulator/beam/beam_emu.c
	erts/emulator/beam/bif.c
	erts/emulator/beam/copy.c
	erts/emulator/beam/erl_alloc.c
	erts/emulator/beam/erl_alloc.types
	erts/emulator/beam/erl_bif_info.c
	erts/emulator/beam/erl_bif_port.c
	erts/emulator/beam/erl_bif_trace.c
	erts/emulator/beam/erl_init.c
	erts/emulator/beam/erl_message.c
	erts/emulator/beam/erl_port_task.c
	erts/emulator/beam/erl_process.c
	erts/emulator/beam/erl_process.h
	erts/emulator/beam/erl_process_lock.c
	erts/emulator/beam/erl_trace.c
	erts/emulator/beam/export.h
	erts/emulator/beam/global.h
	erts/emulator/beam/io.c
	erts/emulator/sys/unix/sys.c
	erts/emulator/sys/vxworks/sys.c
	erts/emulator/test/port_SUITE.erl
	erts/etc/unix/cerl.src
	erts/preloaded/ebin/erlang.beam
	erts/preloaded/ebin/prim_inet.beam
	erts/preloaded/src/prim_inet.erl
	lib/hipe/cerl/erl_bif_types.erl
	lib/kernel/doc/src/inet.xml
	lib/kernel/src/inet.erl

1 files changed, 13 insertions, 10 deletions

diff --git a/erts/emulator/beam/erl_message.h b/erts/emulator/beam/erl_message.h
index 2ae94965b1..771eba431f 100644
--- a/erts/emulator/beam/erl_message.h
+++ b/erts/emulator/beam/erl_message.h
@@ -127,21 +127,21 @@ typedef struct {
 /* Move in message queue to end of private message queue */
 #define ERTS_SMP_MSGQ_MV_INQ2PRIVQ(P)					\
 do {									\
-    if ((P)->u.alive.msg_inq.first) {					\
-	*(P)->msg.last = (P)->u.alive.msg_inq.first;			\
-	(P)->msg.last = (P)->u.alive.msg_inq.last;			\
-	(P)->msg.len += (P)->u.alive.msg_inq.len;			\
-	(P)->u.alive.msg_inq.first = NULL;				\
-	(P)->u.alive.msg_inq.last = &(P)->u.alive.msg_inq.first;	\
-	(P)->u.alive.msg_inq.len = 0;					\
+    if ((P)->msg_inq.first) {						\
+	*(P)->msg.last = (P)->msg_inq.first;				\
+	(P)->msg.last = (P)->msg_inq.last;				\
+	(P)->msg.len += (P)->msg_inq.len;				\
+	(P)->msg_inq.first = NULL;					\
+	(P)->msg_inq.last = &(P)->msg_inq.first;			\
+	(P)->msg_inq.len = 0;						\
     }									\
 } while (0)
 
 /* Add message last in message queue */
 #define LINK_MESSAGE(p, mp) do { \
-    *(p)->u.alive.msg_inq.last = (mp); \
-    (p)->u.alive.msg_inq.last = &(mp)->next; \
-    (p)->u.alive.msg_inq.len++; \
+    *(p)->msg_inq.last = (mp); \
+    (p)->msg_inq.last = &(mp)->next; \
+    (p)->msg_inq.len++; \
 } while(0)
 
 #else
@@ -245,6 +245,9 @@ void erts_move_msg_attached_data_to_heap(Eterm **, ErlOffHeap *, ErlMessage *);
 Eterm erts_msg_distext2heap(Process *, ErtsProcLocks *, ErlHeapFragment **,
 			    Eterm *, ErtsDistExternal *);
 
+void erts_cleanup_offheap(ErlOffHeap *offheap);
+
+
 ERTS_GLB_INLINE Uint erts_msg_used_frag_sz(const ErlMessage *msg);
 ERTS_GLB_INLINE Uint erts_msg_attached_data_size(ErlMessage *msg);