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authorJakub Jelinek <jakub@redhat.com>2007-03-17 21:53:01 +0000
committerJakub Jelinek <jakub@redhat.com>2007-03-17 21:53:01 +0000
commit6ce38a95a4c8318df75cf91fbd90101601b3fa7f (patch)
tree044df11ca5f10f967644dffe5b0f621d6ac36188 /nptl/sysdeps/unix/sysv/linux/fork.c
parentb428b742cf54d423e5a7a68fcbec9473303eeafa (diff)
Updated to fedora-glibc-20070317T2130cvs/fedora-glibc-2_5_90-19
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/fork.c')
-rw-r--r--nptl/sysdeps/unix/sysv/linux/fork.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/fork.c b/nptl/sysdeps/unix/sysv/linux/fork.c
index 840974401b..98bb237c06 100644
--- a/nptl/sysdeps/unix/sysv/linux/fork.c
+++ b/nptl/sysdeps/unix/sysv/linux/fork.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
+/* Copyright (C) 2002, 2003, 2007 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@@ -167,8 +167,11 @@ __libc_fork (void)
allp->handler->child_handler ();
/* Note that we do not have to wake any possible waiter.
- This is the only thread in the new process. */
- --allp->handler->refcntr;
+ This is the only thread in the new process. The count
+ may have been bumped up by other threads doing a fork.
+ We reset it to 1, to avoid waiting for non-existing
+ thread(s) to release the count. */
+ allp->handler->refcntr = 1;
/* XXX We could at this point look through the object pool
and mark all objects not on the __fork_handlers list as