From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752471AbdHOLfa (ORCPT ); Tue, 15 Aug 2017 07:35:30 -0400 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70]:50644 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752363AbdHOLf2 (ORCPT ); Tue, 15 Aug 2017 07:35:28 -0400 From: Marc Zyngier To: linux-kernel@vger.kernel.org Cc: Wei Xu , James Hogan , Thomas Gleixner , Jason Cooper , Andrew Lunn , Gregory Clement , Sebastian Hesselbarth , Kevin Cernekee , Florian Fainelli , Chris Zankel , Max Filippov , Paul Burton , Matt Redfearn Subject: [PATCH 09/12] irqchip/metag-ext: Report that effective affinity is a single target Date: Tue, 15 Aug 2017 12:34:44 +0100 Message-Id: <20170815113447.14507-10-marc.zyngier@arm.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170815113447.14507-1-marc.zyngier@arm.com> References: <20170815113447.14507-1-marc.zyngier@arm.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The metag-ext driver only targets a single CPU at a time, even if the notional affinity is wider. Let's inform the core code about this. Signed-off-by: Marc Zyngier --- arch/metag/Kconfig | 1 + drivers/irqchip/irq-metag-ext.c | 4 ++++ 2 files changed, 5 insertions(+) diff --git a/arch/metag/Kconfig b/arch/metag/Kconfig index 5b7a45d99cfb..7d8b322e5101 100644 --- a/arch/metag/Kconfig +++ b/arch/metag/Kconfig @@ -26,6 +26,7 @@ config METAG select HAVE_SYSCALL_TRACEPOINTS select HAVE_UNDERSCORE_SYMBOL_PREFIX select IRQ_DOMAIN + select GENERIC_IRQ_EFFECTIVE_AFF_MASK select MODULES_USE_ELF_RELA select OF select OF_EARLY_FLATTREE diff --git a/drivers/irqchip/irq-metag-ext.c b/drivers/irqchip/irq-metag-ext.c index 0cdd923d1535..be7216bfb8dd 100644 --- a/drivers/irqchip/irq-metag-ext.c +++ b/drivers/irqchip/irq-metag-ext.c @@ -518,6 +518,8 @@ static int meta_intc_set_affinity(struct irq_data *data, metag_out32(TBI_TRIG_VEC(TBID_SIGNUM_TR2(thread)), vec_addr); + irq_data_update_effective_affinity(data, cpumask_of(cpu)); + return 0; } #else @@ -578,6 +580,8 @@ static int meta_intc_map(struct irq_domain *d, unsigned int irq, else irq_set_chip_and_handler(irq, &meta_intc_edge_chip, handle_edge_irq); + + irqd_set_single_target(irq_desc_get_irq_data(irq_to_desc(irq))); return 0; } -- 2.11.0