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authorSverker Eriksson <sverker@erlang.org>2014-01-10 15:47:16 +0100
committerSverker Eriksson <sverker@erlang.org>2014-01-10 15:47:16 +0100
commitf7f08e93cc1e976cb2b37d450996cde32be8aae2 (patch)
treee0dca370b4af2c3b9d61cb8876e444ff34c82350 /erts/emulator
parentb49efb826e191a0ef18da7ebdb3dd9e56fe654da (diff)
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erts: Remove the extra_root feature from the process structure
as we don't use it and instead have the feature to disable GC during trapping BIFs.
Diffstat (limited to 'erts/emulator')
-rw-r--r--erts/emulator/beam/erl_gc.c18
-rw-r--r--erts/emulator/beam/erl_process.c9
-rw-r--r--erts/emulator/beam/erl_process.h11
3 files changed, 3 insertions, 35 deletions
diff --git a/erts/emulator/beam/erl_gc.c b/erts/emulator/beam/erl_gc.c
index c5585d39e8..8ff6f9a3b9 100644
--- a/erts/emulator/beam/erl_gc.c
+++ b/erts/emulator/beam/erl_gc.c
@@ -1,7 +1,7 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 2002-2013. All Rights Reserved.
+ * Copyright Ericsson AB 2002-2014. All Rights Reserved.
*
* The contents of this file are subject to the Erlang Public License,
* Version 1.1, (the "License"); you may not use this file except in
@@ -1975,17 +1975,6 @@ setup_rootset(Process *p, Eterm *objv, int nobj, Rootset *rootset)
++n;
}
- /*
- * A trapping BIF can add to rootset by setting the extra_root
- * in the process_structure.
- */
- if (p->extra_root != NULL) {
- roots[n].v = p->extra_root->objv;
- roots[n].sz = p->extra_root->sz;
- ++n;
- }
-
-
ASSERT((is_nil(p->seq_trace_token) ||
is_tuple(follow_moved(p->seq_trace_token)) ||
is_atom(p->seq_trace_token)));
@@ -2563,11 +2552,6 @@ offset_one_rootset(Process *p, Sint offs, char* area, Uint area_size,
p->dictionary->used,
offs, area, area_size);
}
- if (p->extra_root != NULL) {
- offset_heap_ptr(p->extra_root->objv,
- p->extra_root->sz,
- offs, area, area_size);
- }
offset_heap_ptr(&p->fvalue, 1, offs, area, area_size);
offset_heap_ptr(&p->ftrace, 1, offs, area, area_size);
diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c
index 21fd8dd50a..9983a26688 100644
--- a/erts/emulator/beam/erl_process.c
+++ b/erts/emulator/beam/erl_process.c
@@ -1,7 +1,7 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 1996-2013. All Rights Reserved.
+ * Copyright Ericsson AB 1996-2014. All Rights Reserved.
*
* The contents of this file are subject to the Erlang Public License,
* Version 1.1, (the "License"); you may not use this file except in
@@ -8755,7 +8755,6 @@ erl_create_process(Process* parent, /* Parent of process (default group leader).
p->htop = p->heap;
p->heap_sz = sz;
p->catches = 0;
- p->extra_root = NULL;
p->bin_vheap_sz = p->min_vheap_size;
p->bin_old_vheap_sz = p->min_vheap_size;
@@ -10219,12 +10218,6 @@ erts_continue_exit_process(Process *p)
if (pbt)
erts_free(ERTS_ALC_T_BPD, (void *) pbt);
- if (p->extra_root != NULL) {
- (p->extra_root->cleanup)(p->extra_root); /* Should deallocate
- whole structure */
- p->extra_root = NULL;
- }
-
delete_process(p);
#ifdef ERTS_SMP
diff --git a/erts/emulator/beam/erl_process.h b/erts/emulator/beam/erl_process.h
index 043621125c..e35d1c785c 100644
--- a/erts/emulator/beam/erl_process.h
+++ b/erts/emulator/beam/erl_process.h
@@ -1,7 +1,7 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 1996-2013. All Rights Reserved.
+ * Copyright Ericsson AB 1996-2014. All Rights Reserved.
*
* The contents of this file are subject to the Erlang Public License,
* Version 1.1, (the "License"); you may not use this file except in
@@ -711,13 +711,6 @@ struct ErtsPendingSuspend_ {
#endif
-typedef struct ErlExtraRootSet_ ErlExtraRootSet;
-struct ErlExtraRootSet_ {
- Eterm *objv;
- Uint sz;
- void (*cleanup)(ErlExtraRootSet *);
-};
-
/* Defines to ease the change of memory architecture */
# define HEAP_START(p) (p)->heap
# define HEAP_TOP(p) (p)->htop
@@ -811,8 +804,6 @@ struct process {
ErlMessageQueue msg; /* Message queue */
- ErlExtraRootSet *extra_root; /* Used by trapping BIF's */
-
union {
ErtsBifTimer *bif_timers; /* Bif timers aiming at this process */
void *terminate;