changeset dcec9ee72f99 in /z/repo/m5threads
details: http://repo.gem5.org/m5threads?cmd=changeset;node=dcec9ee72f99
description:
pthread_once: fix mutex_unlock to allow recursion
Unlock the __once_mutex before calling the specified function
to avoid deadlock on recursive calls, as apparently can
happen in the C++ STL.
Fix from Robert David <[email protected]>.
diffstat:
pthread.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diffs (13 lines):
diff -r c515685843c2 -r dcec9ee72f99 pthread.c
--- a/pthread.c Tue Sep 24 13:02:52 2013 -0600
+++ b/pthread.c Mon Mar 10 12:29:59 2014 -0700
@@ -716,8 +716,8 @@
return 0;
}
*once = PTHREAD_ONCE_INIT+1;
+ pthread_mutex_unlock(&__once_mutex);
init();
- pthread_mutex_unlock(&__once_mutex);
return 0;
}
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