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Fix locking in evacuate_large() (FIX openfile008(threaded2))
author
Simon Marlow
<marlowsd@gmail.com>
Mon, 23 Mar 2009 09:29:53 +0000
(09:29 +0000)
committer
Simon Marlow
<marlowsd@gmail.com>
Mon, 23 Mar 2009 09:29:53 +0000
(09:29 +0000)
rts/sm/Evac.c
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diff --git
a/rts/sm/Evac.c
b/rts/sm/Evac.c
index
062b73f
..
6325a12
100644
(file)
--- a/
rts/sm/Evac.c
+++ b/
rts/sm/Evac.c
@@
-295,8
+295,10
@@
evacuate_large(StgPtr p)
// them straight on the scavenged_large_objects list.
if (bd->flags & BF_PINNED) {
ASSERT(get_itbl((StgClosure *)p)->type == ARR_WORDS);
// them straight on the scavenged_large_objects list.
if (bd->flags & BF_PINNED) {
ASSERT(get_itbl((StgClosure *)p)->type == ARR_WORDS);
- dbl_link_onto(bd, &ws->step->scavenged_large_objects);
- ws->step->n_scavenged_large_blocks += bd->blocks;
+ if (new_stp != stp) { ACQUIRE_SPIN_LOCK(&new_stp->sync_large_objects); }
+ dbl_link_onto(bd, &new_stp->scavenged_large_objects);
+ new_stp->n_scavenged_large_blocks += bd->blocks;
+ if (new_stp != stp) { RELEASE_SPIN_LOCK(&new_stp->sync_large_objects); }
} else {
bd->link = ws->todo_large_objects;
ws->todo_large_objects = bd;
} else {
bd->link = ws->todo_large_objects;
ws->todo_large_objects = bd;