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 4BB631E1DE5; Tue, 9 Jun 2026 13:56:01 +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=1781013362; cv=none; b=lAhAxdAnfLOYtlHjS9g8YURUckZUfMy4uH0p4RH+m21EHKtVTbl6KBW20INlsiWW1GXGelpsauy8SrqFlvxPPg+70lvonf6GRbvSW9dEzVzYQeD6bdbSBFpm9YZk9Dm4J2i1LcUTI+qqVzvR1Ke4BGG5VFJARDCyL9Yi9KjWBN4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781013362; c=relaxed/simple; bh=1ArDJGDIm/6EtF9MOJN5eGVwYg4Y/oYySiTOgilaWss=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=cZhy42CnFtQ/HK6g6jMlK/KCtusZHf1wG099cye84NQom2nh/syzq5nY9mlh7iwUmR/dqF3YU2RKczBDQHpLUcUXIjIrPQGSvdOaYzOoh8UpObWMc9pQAl158JchqWeIn63jHpm5NmkHvwOfxwWvcAOD9hfkFw9j/1NAvuZKhQc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=MrC54m7e; 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="MrC54m7e" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8F9EA1F00899; Tue, 9 Jun 2026 13:56:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1781013360; bh=oqTAZUeyCqqx5FAQ5sEAvNi2t9NKNHtG0Dkmr8SYqsw=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=MrC54m7eXwIWdp6+tb3IREB0TH9VBm4VCus07EFbTq3pwF1OCNJVLH+WJDjXX0O6t Z1fHo+fcc0nRu5C3oNMF0ZTJtYnrgzirnOpQJsNOzRYwS3hzYAE1Gc3sIKIMDiSb8/ VzeahdaAqhMq3Wh9hvb6G2yDElYpXorzzYpqeBKfg0U3SRO7ZJkeUTfDaM5rxa3pMz iecRhWH1CjiHvIeT0BvW2giNs9qbafLWf10JdqzD2DlH2HJ2tWzCGZn+bI9jxxzAPu XzyB8TcUZxNO+IwOkrFax+w9Jfmeo25mtNtuCtf8uA3rtGcHMZ0dB/rNm6TL97VnZx mycd22tgnDcqQ== Date: Tue, 9 Jun 2026 15:55:57 +0200 From: Frederic Weisbecker To: Heiko Carstens Cc: Thomas Gleixner , Peter Zijlstra , Alexander Gordeev , Sven Schnelle , Vasily Gorbik , Christian Borntraeger , linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org Subject: Re: [PATCH 0/4] s390: Idle time accounting improvements Message-ID: References: <20260513140129.4100822-1-hca@linux.ibm.com> <20260608075500.34400A04-hca@linux.ibm.com> Precedence: bulk X-Mailing-List: linux-s390@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20260608075500.34400A04-hca@linux.ibm.com> Le Mon, Jun 08, 2026 at 09:55:00AM +0200, Heiko Carstens a écrit : > On Wed, May 13, 2026 at 04:01:25PM +0200, Heiko Carstens wrote: > > This series is on top of Frederic Weisbecker's idle cpu time accounting > > refactor series [1][2]. > > > > This is supposed to improve s390 idle time accounting, and brings it > > back to the state it was before arch_cpu_idle_time() was removed from > > s390 [3]. > > > > In result all cpu time accounting is done by the s390 architecture backend > > again, instead of having a mix of architecure specific and common code > > accounting (common code: idle, s390 architecture: everything else). > > Thomas, Peter, Frederic, any objections to this series? The third patch > touches common code, so I'd like to get an ACK for that. > > If there is agreement, this could go either via tip tree's timers/nohz branch > (series applies cleanly), or via s390, after the nohz branch has been merged > upstream. Looks all good to me, thanks! Acked-by: Frederic Weisbecker I guess ideally it should go via s390. Any chance you can push this to this merge window right after tip:timers/nohz is merged? -- Frederic Weisbecker SUSE Labs