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=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED,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 01E92C43381 for ; Thu, 28 Feb 2019 17:14:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C3FB6218D8 for ; Thu, 28 Feb 2019 17:14:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1551374056; bh=ryMzaKrvgs0ai/reGrKgJBh40oSjaRZlvJQR2jggfAU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=q2+vkoQdeXb7YQnzrwVIllCM2WmCFHWmqnzCCvg6UNXfYVkfTlg1eU8zNUiXTgBTC Fj0TJIvGejsarec4K5pHzIAj+ZN/iWaAO9++/G26+TxhvAwlD7msfPEkUDSZcCUAzK 9qpAtVOWA5j7fyC7zuAKfyYgpyCO34Yg6tKt2CA4= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387917AbfB1ROP (ORCPT ); Thu, 28 Feb 2019 12:14:15 -0500 Received: from mail.kernel.org ([198.145.29.99]:58918 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732446AbfB1ROM (ORCPT ); Thu, 28 Feb 2019 12:14:12 -0500 Received: from lerouge.home (lfbn-1-18527-45.w90-101.abo.wanadoo.fr [90.101.69.45]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 57A8F20857; Thu, 28 Feb 2019 17:14:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1551374051; bh=ryMzaKrvgs0ai/reGrKgJBh40oSjaRZlvJQR2jggfAU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=g7MEV6QMmqbWXURV4Qi5u1z/8zpE103YVx96eIsC22jhXahB3oc0AullbQl8CNdFC DpFG6q62IE+iKGhcdskqDDHE9GUNHT3DQcbZblZgtncJ1+KRdHp3WgLqNX2dP4K7By vnsAU4KXQUihAFiY1V1i7ngxngMkfA3eHdeSUPZE= From: Frederic Weisbecker To: LKML Cc: Frederic Weisbecker , Sebastian Andrzej Siewior , Peter Zijlstra , "David S . Miller" , Linus Torvalds , Mauro Carvalho Chehab , Thomas Gleixner , "Paul E . McKenney" , Frederic Weisbecker , Pavan Kondeti , Ingo Molnar , Joel Fernandes Subject: [PATCH 23/37] x86: Init softirq enabled field Date: Thu, 28 Feb 2019 18:12:28 +0100 Message-Id: <20190228171242.32144-24-frederic@kernel.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190228171242.32144-1-frederic@kernel.org> References: <20190228171242.32144-1-frederic@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Frederic Weisbecker All softirqs must be set enabled on boot. Reviewed-by: David S. Miller Signed-off-by: Frederic Weisbecker Cc: Mauro Carvalho Chehab Cc: Joel Fernandes Cc: Thomas Gleixner Cc: Pavan Kondeti Cc: Paul E . McKenney Cc: David S . Miller Cc: Ingo Molnar Cc: Sebastian Andrzej Siewior Cc: Linus Torvalds Cc: Peter Zijlstra --- arch/x86/kernel/irq.c | 5 ++++- include/linux/bottom_half.h | 2 ++ 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/arch/x86/kernel/irq.c b/arch/x86/kernel/irq.c index 59b5f2ea7c2f..b859861733a4 100644 --- a/arch/x86/kernel/irq.c +++ b/arch/x86/kernel/irq.c @@ -11,6 +11,7 @@ #include #include #include +#include #include #include @@ -22,7 +23,9 @@ #define CREATE_TRACE_POINTS #include -DEFINE_PER_CPU_SHARED_ALIGNED(irq_cpustat_t, irq_stat); +DEFINE_PER_CPU_SHARED_ALIGNED(irq_cpustat_t, irq_stat) = { + .__softirq_data = SOFTIRQ_DATA_INIT, +}; EXPORT_PER_CPU_SYMBOL(irq_stat); DEFINE_PER_CPU(struct pt_regs *, irq_regs); diff --git a/include/linux/bottom_half.h b/include/linux/bottom_half.h index 39aaf9189226..240419382978 100644 --- a/include/linux/bottom_half.h +++ b/include/linux/bottom_half.h @@ -26,6 +26,8 @@ enum #define SOFTIRQ_ENABLED_SHIFT 16 #define SOFTIRQ_PENDING_MASK (BIT(SOFTIRQ_ENABLED_SHIFT) - 1) +#define SOFTIRQ_DATA_INIT (SOFTIRQ_ALL_MASK << SOFTIRQ_ENABLED_SHIFT) + #ifdef CONFIG_TRACE_IRQFLAGS -- 2.21.0