From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.6 required=3.0 tests=DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,T_DKIM_INVALID autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by aws-us-west-2-korg-lkml-1.web.codeaurora.org (Postfix) with ESMTP id 63BF1C433EF for ; Tue, 12 Jun 2018 14:26:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0FDB6208B1 for ; Tue, 12 Jun 2018 14:26:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="Tw/g7nBz" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0FDB6208B1 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934068AbeFLO04 (ORCPT ); Tue, 12 Jun 2018 10:26:56 -0400 Received: from merlin.infradead.org ([205.233.59.134]:51310 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932969AbeFLO0w (ORCPT ); Tue, 12 Jun 2018 10:26:52 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=eccfEkrKF47LiUIf0o/tALJh7+SMcQssXdT5dzy2UWU=; b=Tw/g7nBzqK7n0+lBMeMiDzy0O D0OfWfMyeIDvs255F+mmt9SU4/YC13RHjhBS0CTAm747AZI3kn5MoJvJMbp1pdHrZ8mDtKxew4YCf A00wAkOL8Ww/ifePbevBWN018cGhxgUA4EubOX7kLWpepRTye4gTdxvmTQvwyg9F8XHs16k+6M/QN Hv+Z3z6F3IUyr2NQ9rD2+t6nNpjOXJsSTsmkVbbV63Oky2YCQCkZqFhIzd1/R0aRhhbgLUTIf6qaL vIVA//8IjUQePqaw9TtaKSdgcOHdJ/vUjxNOJP/xHEQhQkpJ/ZrLHgA59ANJMs0wrcduZRvdITTku X+HAHQVlQ==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=hirez.programming.kicks-ass.net) by merlin.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1fSkG0-0003xJ-EZ; Tue, 12 Jun 2018 14:26:48 +0000 Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 393FD201EA7CC; Tue, 12 Jun 2018 16:26:47 +0200 (CEST) Date: Tue, 12 Jun 2018 16:26:47 +0200 From: Peter Zijlstra To: Daniel Lezcano Cc: viresh.kumar@linaro.org, rjw@rjwysocki.net, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, Eduardo Valentin , Javi Merino , Leo Yan , Kevin Wangtao , Vincent Guittot , Rui Zhang , Daniel Thompson , Andrea Parri Subject: Re: [PATCH V6] powercap/drivers/idle_injection: Add an idle injection framework Message-ID: <20180612142647.GS12217@hirez.programming.kicks-ass.net> References: <1528804816-32636-1-git-send-email-daniel.lezcano@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1528804816-32636-1-git-send-email-daniel.lezcano@linaro.org> User-Agent: Mutt/1.9.5 (2018-04-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jun 12, 2018 at 02:00:11PM +0200, Daniel Lezcano wrote: > +void idle_injection_stop(struct idle_injection_device *ii_dev) > +{ > + pr_debug("Stopping injecting idle cycles on CPUs '%*pbl'\n", > + cpumask_pr_args(ii_dev->cpumask)); > + > + idle_injection_set_duration(ii_dev, 0, 0); > + > + wait_for_completion_interruptible(&ii_dev->stop_complete); > +} interruptible?