Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752507AbdGRWjy (ORCPT ); Tue, 18 Jul 2017 18:39:54 -0400 Received: from Galois.linutronix.de ([146.0.238.70]:41139 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751963AbdGRWjx (ORCPT ); Tue, 18 Jul 2017 18:39:53 -0400 Date: Wed, 19 Jul 2017 00:39:43 +0200 (CEST) From: Thomas Gleixner To: "dbasehore ." cc: "Rafael J. Wysocki" , "Rafael J. Wysocki" , Peter Zijlstra , Linux Kernel Mailing List , Ingo Molnar , Rajneesh Bhardwaj , the arch/x86 maintainers , Platform Driver , Len Brown , Linux PM Subject: Re: [PATCH v5 2/5] tick: Add freeze timer events In-Reply-To: Message-ID: References: <20170708000303.21863-1-dbasehore@chromium.org> <7467728.lI8lN4PjS8@aspire.rjw.lan> User-Agent: Alpine 2.20 (DEB 67 2015-01-07) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 546 Lines: 16 On Tue, 18 Jul 2017, dbasehore . wrote: > On Tue, Jul 18, 2017 at 3:22 PM, Thomas Gleixner wrote: > > The HPET consists of several independent comparator units. The kernel uses > > only a limited set of them. We can reserve one or more for that purpose, so > > it does not require any multiplexing or whatever. How many of them do you > > need? > > > > I just need one. Is it a different irq than the RTC? It would be nice > if we could avoid going through the s2idle_loop code. Yes, it is a different IRQ. Thanks, tglx