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=-18.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 02DFBC433E0 for ; Mon, 1 Mar 2021 20:00:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D536B64F26 for ; Mon, 1 Mar 2021 20:00:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241849AbhCAUAY (ORCPT ); Mon, 1 Mar 2021 15:00:24 -0500 Received: from mail.kernel.org ([198.145.29.99]:58562 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241195AbhCATtu (ORCPT ); Mon, 1 Mar 2021 14:49:50 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 65CA4650E0; Mon, 1 Mar 2021 17:51:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1614621106; bh=f0f5MoV+E4GGsAVVNkiKJ+DvzOSX9AwVOyBSBDdyNa0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=vAlecOBuObiKNCYYpzWi7ep0EEkVsIaHNy9dTnDBCfneW3Xh9NXYIRW/fjXGq0qzl uD5uU2DLQqONFTbWlvwrtqttD0SXTmCPH5eEow0TuP0TWZ4ig4/qJv0EVAdKe+y3Q1 1EmaMYUNTylJ6aWVcXSovXcqmPte9JB8usfUfklI= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Pingfan Liu , Michael Ellerman , Sasha Levin Subject: [PATCH 5.11 394/775] powerpc/time: Enable sched clock for irqtime Date: Mon, 1 Mar 2021 17:09:22 +0100 Message-Id: <20210301161221.071888130@linuxfoundation.org> X-Mailer: git-send-email 2.30.1 In-Reply-To: <20210301161201.679371205@linuxfoundation.org> References: <20210301161201.679371205@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Pingfan Liu [ Upstream commit b709e32ef570b8b91dfbcb63cffac4324c87799f ] When CONFIG_IRQ_TIME_ACCOUNTING and CONFIG_VIRT_CPU_ACCOUNTING_GEN, powerpc does not enable "sched_clock_irqtime" and can not utilize irq time accounting. Like x86, powerpc does not use the sched_clock_register() interface. So it needs an dedicated call to enable_sched_clock_irqtime() to enable irq time accounting. Fixes: 518470fe962e ("powerpc: Add HAVE_IRQ_TIME_ACCOUNTING") Signed-off-by: Pingfan Liu [mpe: Add fixes tag] Signed-off-by: Michael Ellerman Link: https://lore.kernel.org/r/1603349479-26185-1-git-send-email-kernelfans@gmail.com Signed-off-by: Sasha Levin --- arch/powerpc/kernel/time.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c index 67feb35244606..83633a24ce788 100644 --- a/arch/powerpc/kernel/time.c +++ b/arch/powerpc/kernel/time.c @@ -53,6 +53,7 @@ #include #include #include +#include #include #include @@ -1030,6 +1031,7 @@ void __init time_init(void) tick_setup_hrtimer_broadcast(); of_clk_init(NULL); + enable_sched_clock_irqtime(); } /* -- 2.27.0