From owner-svn-src-all@FreeBSD.ORG  Mon Sep  6 03:00:54 2010
Return-Path: <owner-svn-src-all@FreeBSD.ORG>
Delivered-To: svn-src-all@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 6F1121065698;
	Mon,  6 Sep 2010 03:00:54 +0000 (UTC)
	(envelope-from davidxu@FreeBSD.org)
Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c])
	by mx1.freebsd.org (Postfix) with ESMTP id 5E0E78FC14;
	Mon,  6 Sep 2010 03:00:54 +0000 (UTC)
Received: from svn.freebsd.org (localhost [127.0.0.1])
	by svn.freebsd.org (8.14.3/8.14.3) with ESMTP id o8630sZd008824;
	Mon, 6 Sep 2010 03:00:54 GMT (envelope-from davidxu@svn.freebsd.org)
Received: (from davidxu@localhost)
	by svn.freebsd.org (8.14.3/8.14.3/Submit) id o8630sWI008822;
	Mon, 6 Sep 2010 03:00:54 GMT (envelope-from davidxu@svn.freebsd.org)
Message-Id: <201009060300.o8630sWI008822@svn.freebsd.org>
From: David Xu <davidxu@FreeBSD.org>
Date: Mon, 6 Sep 2010 03:00:54 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
	svn-src-head@freebsd.org
X-SVN-Group: head
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Cc: 
Subject: svn commit: r212245 - head/lib/libthr/thread
X-BeenThere: svn-src-all@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: "SVN commit messages for the entire src tree \(except for &quot;
	user&quot; and &quot; projects&quot; \)" <svn-src-all.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-all>,
	<mailto:svn-src-all-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-all>
List-Post: <mailto:svn-src-all@freebsd.org>
List-Help: <mailto:svn-src-all-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-all>,
	<mailto:svn-src-all-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Mon, 06 Sep 2010 03:00:54 -0000

Author: davidxu
Date: Mon Sep  6 03:00:54 2010
New Revision: 212245
URL: http://svn.freebsd.org/changeset/base/212245

Log:
  Fix off-by-one error in function _thr_sigact_unload, also disable the
  function, it seems some gnome application tends to crash if we
  unregister sigaction automatically.

Modified:
  head/lib/libthr/thread/thr_sig.c

Modified: head/lib/libthr/thread/thr_sig.c
==============================================================================
--- head/lib/libthr/thread/thr_sig.c	Sun Sep  5 21:44:50 2010	(r212244)
+++ head/lib/libthr/thread/thr_sig.c	Mon Sep  6 03:00:54 2010	(r212245)
@@ -418,6 +418,7 @@ _thr_signal_init(void)
 void
 _thr_sigact_unload(struct dl_phdr_info *phdr_info)
 {
+#if 0
 	struct pthread *curthread = _get_curthread();
 	struct urwlock *rwlp;
 	struct sigaction *actp;
@@ -426,13 +427,13 @@ _thr_sigact_unload(struct dl_phdr_info *
 	int sig;
  
 	_thr_signal_block(curthread);
-	for (sig = 1; sig < _SIG_MAXSIG; sig++) {
-		actp = &_thr_sigact[sig].sigact;
+	for (sig = 1; sig <= _SIG_MAXSIG; sig++) {
+		actp = &_thr_sigact[sig-1].sigact;
 retry:
 		handler = actp->sa_handler;
 		if (handler != SIG_DFL && handler != SIG_IGN &&
 		    __elf_phdr_match_addr(phdr_info, handler)) {
-			rwlp = &_thr_sigact[sig].lock;
+			rwlp = &_thr_sigact[sig-1].lock;
 			_thr_rwl_wrlock(rwlp);
 			if (handler != actp->sa_handler) {
 				_thr_rwl_unlock(rwlp);
@@ -449,6 +450,7 @@ retry:
 		}
 	}
 	_thr_signal_unblock(curthread);
+#endif
 }
 
 void