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 D4C34470E89 for ; Fri, 11 Sep 2026 09:09:38 +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=1789117781; cv=none; b=Cu0ZaJUsEynv1Glue9bCj0e/mH2hbUOTPXFLC8xHvPxYFzV2eECRNNT1yir83XDoSGzQvbkRQsXLXdQ9bDnvFghbdyDZn+ogGNX4+KNxlbdvh5baKZ5zJrrJ7/5n5ewSqsv6ZpJUGN30xbbd7kC2nBwkgIl4YDF7H7h1JbZuJp4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789117781; c=relaxed/simple; bh=5MrLB0uAfP+d6jR2t6NW+aCJnrOlVn60Y7Q7dohJAMc=; h=Date:Message-ID:From:To:Cc:Subject:References:MIME-Version: Content-Type; b=q3NzksuzhwQBYmhabMbaCgHekTrZH1MHr7lAYGx6PcvSM/Kt/+aIVEzerelcpqBHhUUoEYk6J/DXfEAmnnKUA3vCV9hwHnsDexDemR0uXOn/JaMz/ZjOGkGbpLfIGGrEs2XBtqgU5NO7TE/57xsNTXXH1/TUFavNP4Ize9Na6uo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=LJH2seDf; 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="LJH2seDf" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CB83E1F000FF; Fri, 11 Sep 2026 09:09:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789117778; bh=c6xHCf36WHvvV+TWe2mOYGMYiRzbov/w+alKhm5ehp0=; h=Date:From:To:Cc:Subject:References; b=LJH2seDfgy6z5+cEK9Wgab2y019dHmi1dYf/ZTTWhcjiyXnraOz1owLjA/k9hPE/z njPs1N0vaj3qqUjb/LQ2As5nRO1qElKOfXz4KT2BbEmcaWdibCIRGOQG4G9mD6T9so 3lvDNO/5k2h61LM8CJlCTWYcWbwe281j0+N5Wi8toF9Oj+HjbfpjjadGDwWSdbHjUZ uLXEfUXEPTl6Qm3xzWb73E5dZ2jEEds30PmZoPgEpteYU2E7cDwdZNtoodD4QPCktD Vf2A5cFMJGBNUUIALw1btb69yjiGeyY+RRd1z8UUKhptHzUALbxirQTisj5jrkvS9h TwDjZ7yLpfOkA== Date: Fri, 11 Sep 2026 11:09:35 +0200 Message-ID: <20260911090541.837831386@kernel.org> User-Agent: quilt/0.69 From: Thomas Gleixner To: LKML Cc: Hyunwoo Kim , Oleg Nesterov , Frederic Weisbecker , Christian Brauner , Peter Zijlstra , John Stultz , Ingo Molnar , Alexander Viro , "Eric W. Biederman" , Alan Stern Subject: [patch V3 6/8] posix-cpu-timers: Use PF_EXITING to indicate exit References: <20260911090341.949101445@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 From: Thomas Gleixner 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; /*