From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7FC3C4BA9F6 for ; Sat, 5 Sep 2026 18:59:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788634768; cv=none; b=E11K+uNVDjytE/o1kjoWj4weh6BMT+i10xToOapbdTLJJvS5edEbUvDYoDVGSi4tdd5WZub6grtfnzVAmU+aQwzjvhzc01olhL2NDWRhMoFY2HppS47SusuSFcUgO3tUM72sNRk0mqzsSGm2gV8OPoenh6zZ6V9OBtNUaG34pzw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788634768; c=relaxed/simple; bh=uBWdguZhKLwWAGj+MT+ns1Y+NwJ1sgUA3lnnzSWT8ik=; h=Date:Message-ID:From:To:Cc:Subject:References:MIME-Version: Content-Type; b=swqHfyqk+alF/mBSLCxFSLi9A0iJTuEDdu22YZGcQHJcFu5yAnpJOiZjw2lcYK1F4lS5DK+vUkWFruvlpH49RDzWAaE5CrNzEVFauwSLr12kMBqQMWHH6gDUCzfHGUznRdRLkR5d1qa0knuB9eCn0Dv6C7jlnANkvu5yIyQaAdQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=eoQJbQ4Q; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="eoQJbQ4Q" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5E3901F00A3A; Sat, 5 Sep 2026 18:59:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1788634767; bh=XCJDub5utZU3Jv9WsWOzQRSnYRJS9t/LC5211PDv630=; h=Date:From:To:Cc:Subject:References; b=eoQJbQ4QpFUEFcQQRExjq58czlcrS1Uk1n1i0CD0PgH9DkJ+0rJjN87Wa6piIOKZI /KOY6dQa35bUw8YbESxYmeZzwXwHZP8V3WRq7PcavpWADe3UCCrW6d++cPf/4wQTqd 09lCg4vFkoXWBU1YBzOzHnRO2cUNPf3sTSdavtZ6wrdnQGgdWAGUcVajgL13XdG5cq dzGpVH3YN955EUUwpZxGwPecReP0186QNc3TUQjhoOs60VeBua4dbmM1jonO9vyTkQ GGXUyP3ZyGxkvSD1tLbIfE1FnNPSzwCZqGwlGNQhOeNTiyL+gUQH4Zo6182EbN+pa0 cNIhRKJIfI9aw== Date: Sat, 05 Sep 2026 20:59:24 +0200 Message-ID: <20260905185839.920634857@kernel.org> User-Agent: quilt/0.69 From: Thomas Gleixner To: LKML Cc: "Cc: Hyunwoo Kim" , Oleg Nesterov , Frederic Weisbecker , Christian Brauner , Peter Zijlstra , John Stultz , Ingo Molnar , Alexander Viro , "Eric W. Biederman" Subject: [patch V2 6/8] posix-cpu-timers: Use PF_EXITING to indicate exit References: <20260905181551.738186850@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Right now POSIX CPU timers use task::exit_state to check whether a task is exiting. That works correctly, but exit_state is set later in do_exit() and too late for allowing to cleanup POSIX timers earlier. It does not matter in case of exit whether the cutoff is a bit earlier. Signed-off-by: Thomas Gleixner --- kernel/time/posix-cpu-timers.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/kernel/time/posix-cpu-timers.c +++ b/kernel/time/posix-cpu-timers.c @@ -1505,7 +1505,7 @@ void run_posix_cpu_timers(void) * posix_cpu_timer_del() may fail to lock_task_sighand(tsk) and * miss timer->it.cpu.firing != 0. */ - if (tsk->exit_state) + if (tsk->flags & PF_EXITING) return; /*