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mjit.c: fix deadlock on marking MJIT's ISeq 

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62549 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
k0kubun 2018-02-24 00:40:36 +00:00
parent daad618740
commit 07a4943d55
1 changed files with 8 additions and 1 deletions
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9
mjit.c
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@ -1453,7 +1453,14 @@ mjit_mark(void)
CRITICAL_SECTION_START(4, "mjit_mark");
for (node = unit_queue.head; node != NULL; node = node->next) {
if (node->unit->iseq) { /* ISeq is still not GCed */
rb_gc_mark((VALUE)node->unit->iseq);
VALUE iseq = (VALUE)node->unit->iseq;
CRITICAL_SECTION_FINISH(4, "mjit_mark rb_gc_mark");
/* Don't wrap critical section with this. This may trigger GC,
and in that case mjit_gc_start_hook causes deadlock. */
rb_gc_mark(iseq);
CRITICAL_SECTION_START(4, "mjit_mark rb_gc_mark");
}
}
CRITICAL_SECTION_FINISH(4, "mjit_mark");