From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751480AbeCTDQv (ORCPT ); Mon, 19 Mar 2018 23:16:51 -0400 Received: from akagi.fsij.org ([217.70.189.144]:38112 "EHLO akagi.fsij.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750968AbeCTDQu (ORCPT ); Mon, 19 Mar 2018 23:16:50 -0400 From: NIIBE Yutaka To: linux-kernel@vger.kernel.org Cc: gniibe@fsij.org Subject: [PATCH 4/4] signal/x86: Move restore_saved_sigmask(). Date: Tue, 20 Mar 2018 11:38:57 +0900 Message-Id: <20180320023857.1885-5-gniibe@fsij.org> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20180320023857.1885-1-gniibe@fsij.org> References: <20180320023857.1885-1-gniibe@fsij.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Call to restore_saved_sigmask is only needed when it is from a system call. It is only unblocked system call which uses saved_sigmask. Specifically, they are pselect, ppoll, and epoll_pwait. Signed-off-by: NIIBE Yutaka --- arch/x86/kernel/signal.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c index 57576988a01f..c3928718a33a 100644 --- a/arch/x86/kernel/signal.c +++ b/arch/x86/kernel/signal.c @@ -834,13 +834,13 @@ void nosig_restart_syscall(struct pt_regs *regs) regs->ip -= 2; break; } - } - /* - * If there's no signal to deliver, we just put the saved sigmask - * back. - */ - restore_saved_sigmask(); + /* + * If there's no signal to deliver, we just put the + * saved sigmask back. + */ + restore_saved_sigmask(); + } } void signal_fault(struct pt_regs *regs, void __user *frame, char *where) -- 2.11.0