From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 152E3C433F5 for ; Sun, 26 Sep 2021 10:30:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EAA2160F9C for ; Sun, 26 Sep 2021 10:30:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230328AbhIZKbv (ORCPT ); Sun, 26 Sep 2021 06:31:51 -0400 Received: from Galois.linutronix.de ([193.142.43.55]:50900 "EHLO galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230040AbhIZKbp (ORCPT ); Sun, 26 Sep 2021 06:31:45 -0400 From: Thomas Gleixner DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1632652208; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: references:references; bh=+3GPTcPfXcV7+/seVO3xrBDQL6hUYqLGyeuyJHeSnwk=; b=Ww4a5DbdYInx5rTedp+Pchf0Hzgh/I2V581BhP5TKVEv91nc14Wdi+R7sHZQn4lr1nbJBV t5gr8hYpn92m+QfbOOaUz85qjpeAUOg3OZIkzggTQHZKVZ26544JSgib4mPbWyPy8puZfJ RrQnvbEqeEJ2oZ5ZTn4PM+CnYvf+dSDYNYCZzyUh6vLJjiDaVMR+/6Jom4Dc6tYIoLCCNv OdKDAkv1/p0qgTb6qdSkwiq+h3MdVdBp1ee7zYWU1WsarB7fgVaJuqfFlIf3wEyG2Mp7Wv i8SLRcQFOZjBiTuMWaoJBVT9Os9ddDiYn2BDfxzj6LhWk4bVBAXYU2+La0Hszg== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1632652208; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: references:references; bh=+3GPTcPfXcV7+/seVO3xrBDQL6hUYqLGyeuyJHeSnwk=; b=eAthlxuY7N2VQP5Z9TkN1jVPeMDclBYxFTw31OjUBCy/4ZUA2tZ+WZFAFGdoomvB//dAQ2 hyLeXEC+1JLMtjCw== To: Linus Torvalds Cc: linux-kernel@vger.kernel.org, x86@kernel.org Subject: [GIT pull] timers/urgent for v5.15-rc3 References: <163265189226.178609.9712455554034472888.tglx@xen13> Message-ID: <163265189373.178609.1258692845178002939.tglx@xen13> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Date: Sun, 26 Sep 2021 12:30:07 +0200 (CEST) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Linus, please pull the latest timers/urgent branch from: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git timers-urgent-20= 21-09-26 up to: 8cd9da85d2bd: posix-cpu-timers: Prevent spuriously armed 0-value itim= er A single fix for the recently introduced regression in posix CPU timers which failed to stop the timer when requested. That caused unexpected signals to be sent to the process/thread causing malfunction. Thanks, tglx ------------------> Frederic Weisbecker (1): posix-cpu-timers: Prevent spuriously armed 0-value itimer kernel/time/posix-cpu-timers.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/kernel/time/posix-cpu-timers.c b/kernel/time/posix-cpu-timers.c index ee736861b18f..643d412ac623 100644 --- a/kernel/time/posix-cpu-timers.c +++ b/kernel/time/posix-cpu-timers.c @@ -1404,7 +1404,8 @@ void set_process_cpu_timer(struct task_struct *tsk, uns= igned int clkid, } } =20 - *newval +=3D now; + if (*newval) + *newval +=3D now; } =20 /*