From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753818Ab1HRTEX (ORCPT ); Thu, 18 Aug 2011 15:04:23 -0400 Received: from zeniv.linux.org.uk ([195.92.253.2]:44302 "EHLO ZenIV.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753428Ab1HRTEU (ORCPT ); Thu, 18 Aug 2011 15:04:20 -0400 Date: Thu, 18 Aug 2011 20:04:19 +0100 To: richard@nod.at Subject: Subject: [PATCH 32/91] um: don't bother blocking SIGARLM and SIGUSR1 Cc: user-mode-linux-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org User-Agent: Heirloom mailx 12.5 7/5/10 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-Id: From: Al Viro Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We used to generate those, but we hadn't done that for a long time. No need to bother blocking them for signal handlers. Signed-off-by: Al Viro --- arch/um/os-Linux/process.c | 13 ++++++------- arch/um/os-Linux/signal.c | 2 +- arch/um/os-Linux/skas/process.c | 2 +- 3 files changed, 8 insertions(+), 9 deletions(-) diff --git a/arch/um/os-Linux/process.c b/arch/um/os-Linux/process.c index 0ced30c..c1a8fa7 100644 --- a/arch/um/os-Linux/process.c +++ b/arch/um/os-Linux/process.c @@ -236,20 +236,19 @@ out: void init_new_thread_signals(void) { set_handler(SIGSEGV, (__sighandler_t) sig_handler, SA_ONSTACK, - SIGUSR1, SIGIO, SIGWINCH, SIGVTALRM, -1); + SIGIO, SIGWINCH, SIGVTALRM, -1); set_handler(SIGTRAP, (__sighandler_t) sig_handler, SA_ONSTACK, - SIGUSR1, SIGIO, SIGWINCH, SIGVTALRM, -1); + SIGIO, SIGWINCH, SIGVTALRM, -1); set_handler(SIGFPE, (__sighandler_t) sig_handler, SA_ONSTACK, - SIGUSR1, SIGIO, SIGWINCH, SIGVTALRM, -1); + SIGIO, SIGWINCH, SIGVTALRM, -1); set_handler(SIGILL, (__sighandler_t) sig_handler, SA_ONSTACK, - SIGUSR1, SIGIO, SIGWINCH, SIGVTALRM, -1); + SIGIO, SIGWINCH, SIGVTALRM, -1); set_handler(SIGBUS, (__sighandler_t) sig_handler, SA_ONSTACK, - SIGUSR1, SIGIO, SIGWINCH, SIGVTALRM, -1); + SIGIO, SIGWINCH, SIGVTALRM, -1); signal(SIGHUP, SIG_IGN); set_handler(SIGIO, (__sighandler_t) sig_handler, - SA_ONSTACK | SA_RESTART, SIGUSR1, SIGIO, SIGWINCH, SIGALRM, - SIGVTALRM, -1); + SA_ONSTACK | SA_RESTART, SIGIO, SIGWINCH, SIGVTALRM, -1); signal(SIGWINCH, SIG_IGN); signal(SIGTERM, SIG_DFL); } diff --git a/arch/um/os-Linux/signal.c b/arch/um/os-Linux/signal.c index 2dde9f6..75c3e9c 100644 --- a/arch/um/os-Linux/signal.c +++ b/arch/um/os-Linux/signal.c @@ -112,7 +112,7 @@ void alarm_handler(int sig, struct sigcontext *sc) void timer_init(void) { set_handler(SIGVTALRM, (__sighandler_t) alarm_handler, - SA_ONSTACK | SA_RESTART, SIGUSR1, SIGIO, SIGWINCH, -1); + SA_ONSTACK | SA_RESTART, SIGIO, SIGWINCH, -1); } void set_sigstack(void *sig_stack, int size) diff --git a/arch/um/os-Linux/skas/process.c b/arch/um/os-Linux/skas/process.c index 896312d..6f9fc0d 100644 --- a/arch/um/os-Linux/skas/process.c +++ b/arch/um/os-Linux/skas/process.c @@ -643,7 +643,7 @@ int start_idle_thread(void *stack, jmp_buf *switch_buf) int n; set_handler(SIGWINCH, (__sighandler_t) sig_handler, - SA_ONSTACK | SA_RESTART, SIGUSR1, SIGIO, SIGVTALRM, -1); + SA_ONSTACK | SA_RESTART, SIGIO, SIGVTALRM, -1); /* * Can't use UML_SETJMP or UML_LONGJMP here because they save -- 1.7.2.5