From mboxrd@z Thu Jan 1 00:00:00 1970 From: Al Viro Subject: [PATCH 1/5] frv: restart_block.fn needs to be reset on sigreturn Date: Sat, 18 Sep 2010 20:41:35 +0100 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Return-path: Sender: linux-kernel-owner@vger.kernel.org To: linux-arch@vger.kernel.org Cc: dhowells@redhat.com, linux-kernel@vger.kernel.org List-Id: linux-arch.vger.kernel.org Signed-off-by: Al Viro --- arch/frv/kernel/signal.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/arch/frv/kernel/signal.c b/arch/frv/kernel/signal.c index 0974c0e..7fc2961 100644 --- a/arch/frv/kernel/signal.c +++ b/arch/frv/kernel/signal.c @@ -121,6 +121,9 @@ static int restore_sigcontext(struct sigcontext __user *sc, int *_gr8) struct user_context *user = current->thread.user; unsigned long tbr, psr; + /* Always make any pending restarted system calls return -EINTR */ + current_thread_info()->restart_block.fn = do_no_restart_syscall; + tbr = user->i.tbr; psr = user->i.psr; if (copy_from_user(user, &sc->sc_context, sizeof(sc->sc_context))) -- 1.5.6.5 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from zeniv.linux.org.uk ([195.92.253.2]:39380 "EHLO ZenIV.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756249Ab0IRTlg (ORCPT ); Sat, 18 Sep 2010 15:41:36 -0400 Date: Sat, 18 Sep 2010 20:41:35 +0100 Subject: [PATCH 1/5] frv: restart_block.fn needs to be reset on sigreturn MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: From: Al Viro Sender: linux-arch-owner@vger.kernel.org List-ID: To: linux-arch@vger.kernel.org Cc: dhowells@redhat.com, linux-kernel@vger.kernel.org Message-ID: <20100918194135.dLhrfHKFAruUl1Yg2ptvXByThsXC6xUbnlGp-seTraY@z> Signed-off-by: Al Viro --- arch/frv/kernel/signal.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/arch/frv/kernel/signal.c b/arch/frv/kernel/signal.c index 0974c0e..7fc2961 100644 --- a/arch/frv/kernel/signal.c +++ b/arch/frv/kernel/signal.c @@ -121,6 +121,9 @@ static int restore_sigcontext(struct sigcontext __user *sc, int *_gr8) struct user_context *user = current->thread.user; unsigned long tbr, psr; + /* Always make any pending restarted system calls return -EINTR */ + current_thread_info()->restart_block.fn = do_no_restart_syscall; + tbr = user->i.tbr; psr = user->i.psr; if (copy_from_user(user, &sc->sc_context, sizeof(sc->sc_context))) -- 1.5.6.5