svn commit: r283977 - stable/10/share/man/man3
Patrick Kelsey
pkelsey at FreeBSD.org
Thu Jun 4 04:50:53 UTC 2015
Author: pkelsey
Date: Thu Jun 4 04:50:52 2015
New Revision: 283977
URL: https://svnweb.freebsd.org/changeset/base/283977
Log:
MFC r283652:
Provide an unambiguous description of the potential hazard in calling
pthread_setspecific(3) from a key destructor.
Modified:
stable/10/share/man/man3/pthread_setspecific.3
Modified: stable/10/share/man/man3/pthread_setspecific.3
==============================================================================
--- stable/10/share/man/man3/pthread_setspecific.3 Thu Jun 4 02:50:13 2015 (r283976)
+++ stable/10/share/man/man3/pthread_setspecific.3 Thu Jun 4 04:50:52 2015 (r283977)
@@ -67,7 +67,10 @@ is undefined.
The
.Fn pthread_setspecific
function may be called from a thread-specific data destructor function,
-however this may result in lost storage or infinite loops.
+however this may result in lost storage or infinite loops if doing so
+causes non-NULL key values to remain after
+.Bq PTHREAD_DESTRUCTOR_ITERATIONS
+iterations of destructor calls have been made.
.Sh RETURN VALUES
If successful, the
.Fn pthread_setspecific
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