From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (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 A92AA1BF28 for ; Thu, 25 Jan 2024 09:36:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706175419; cv=none; b=mKv5Lqba7dXmvMbo/bJb5rYrsMGU8CU2BW34LjHDpY+QighepHpJ+Tk+NF7J5/88jBGBklmhs04LyO8HRvbZogkhU2jdoFnrPqxxLK4ChODcjZIClENsbfTCgUKooQJMob3jeCY6BaCjcSbmUxpa4neVM884ntI0jm0olUyFCog= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706175419; c=relaxed/simple; bh=G+cCB6XECDMU/22rzO1zomcVrk/RseTD0sBJaJcEVFI=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=PXexpVnQXHHTGheUnet9rRTNhooiYHPk4MFyAI7We7MS0b7fWYf1SESxLJAH+xPkd2qEW++b40y6YUw2qGViPSHbLIDD0bk9QSruBFClwVyvmPt0ASy5h5gjoM8kPDotOrNbUHVVeKEoufob8w+rJo4sNeqBnubrEMG87cysvxs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=B4r5Tfdw; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=R0y2FWHx; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="B4r5Tfdw"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="R0y2FWHx" From: Thomas Gleixner DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1706175415; 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: in-reply-to:in-reply-to:references:references; bh=G+cCB6XECDMU/22rzO1zomcVrk/RseTD0sBJaJcEVFI=; b=B4r5TfdwC0vgHSHR14MjcQHPTT0pRKi2obQcM2QWfkKTd1etBuQ3mmLWD+K+e+I29As/XH sm2QtjgWUYSxPcJsGI9Ad2x8H/29Msh4EXHjK7qYnkcuWwbX/bl4+hEXs6B6P2CE1KX2tf NbzR8v61Fq0SruEmFguiDPJ6dQ9oSg0jh+dcx77myiJ+g6Rv90A9itB6DL1iWMokVqqo9S U3b+4l12zh1T8sJsqVXVLeGZkt9TsMWFILjRBNj83cgqndWM40/2+cgFn4gmlnscFSvGy5 NKohRKKsAlZSEb1M/hgIOHiyycr8GiOfOWQXSuZ35dvQnCqRDYDGQqnugU0gKQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1706175415; 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: in-reply-to:in-reply-to:references:references; bh=G+cCB6XECDMU/22rzO1zomcVrk/RseTD0sBJaJcEVFI=; b=R0y2FWHxQRIT7j4naMF+aPnHuQFSaYXisbguBlJZ75jPBUTWCnyc0oFmjj6vc9lrayNqmy KYYN1Mb4H/QwqMBw== To: Frederic Weisbecker , LKML Cc: Frederic Weisbecker , Ingo Molnar , Anna-Maria Behnsen , Peng Liu , Joel Fernandes Subject: Re: [PATCH 07/15] tick: Start centralizing tick related CPU hotplug operations In-Reply-To: <20240124170459.24850-8-frederic@kernel.org> References: <20240124170459.24850-1-frederic@kernel.org> <20240124170459.24850-8-frederic@kernel.org> Date: Thu, 25 Jan 2024 10:36:55 +0100 Message-ID: <87zfwtiwjs.ffs@tglx> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain On Wed, Jan 24 2024 at 18:04, Frederic Weisbecker wrote: > Sort this situation with creating a new TICK shut-down CPU hotplug state > and start with introducing the timekeeping duty hand-over there. The > state must precede hrtimers migration because the tick hrtimer will be > stopped from it in a further patch. > > Signed-off-by: Frederic Weisbecker Reviewed-by: Thomas Gleixner