From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934462AbaHZKD6 (ORCPT ); Tue, 26 Aug 2014 06:03:58 -0400 Received: from fw-tnat.austin.arm.com ([217.140.110.23]:20601 "EHLO collaborate-mta1.arm.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S934418AbaHZKD4 (ORCPT ); Tue, 26 Aug 2014 06:03:56 -0400 From: Marc Zyngier To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org, linux@openrisc.net Cc: linux@arm.linux.org.uk, shawn.guo@freescale.com, kernel@pengutronix.de, tony@atomide.com, catalin.marinas@arm.com, will.deacon@arm.com, jonas@southpole.se, tglx@linutronix.de, jason@lakedaemon.net, shc_work@mail.ru, baohua@kernel.org, maxime.ripard@free-electrons.com, marc.zyngier@arm.com, khilman@linaro.org, sboyd@codeaurora.org, lorenzo.pieralisi@arm.com, larry.bassel@linaro.org, mark.rutland@arm.com, sudeep.holla@arm.com, stefan.kristiansson@saunalahti.fi, vkale@apm.com, schwidefsky@de.ibm.com Subject: [PATCH v2 03/26] ARM: convert handle_IRQ to use __handle_domain_irq Date: Tue, 26 Aug 2014 11:03:18 +0100 Message-Id: <1409047421-27649-4-git-send-email-marc.zyngier@arm.com> X-Mailer: git-send-email 2.0.4 In-Reply-To: <1409047421-27649-1-git-send-email-marc.zyngier@arm.com> References: <1409047421-27649-1-git-send-email-marc.zyngier@arm.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In order to limit code duplication, convert the architecture specific handle_IRQ to use the generic __handle_domain_irq function. Signed-off-by: Marc Zyngier --- arch/arm/Kconfig | 1 + arch/arm/kernel/irq.c | 19 +------------------ 2 files changed, 2 insertions(+), 18 deletions(-) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index c49a775..5918d40 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -24,6 +24,7 @@ config ARM select GENERIC_SMP_IDLE_THREAD select GENERIC_STRNCPY_FROM_USER select GENERIC_STRNLEN_USER + select HANDLE_DOMAIN_IRQ select HARDIRQS_SW_RESEND select HAVE_ARCH_AUDITSYSCALL if (AEABI && !OABI_COMPAT) select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c index 2c42576..0509d07 100644 --- a/arch/arm/kernel/irq.c +++ b/arch/arm/kernel/irq.c @@ -65,24 +65,7 @@ int arch_show_interrupts(struct seq_file *p, int prec) */ void handle_IRQ(unsigned int irq, struct pt_regs *regs) { - struct pt_regs *old_regs = set_irq_regs(regs); - - irq_enter(); - - /* - * Some hardware gives randomly wrong interrupts. Rather - * than crashing, do something sensible. - */ - if (unlikely(irq >= nr_irqs)) { - if (printk_ratelimit()) - printk(KERN_WARNING "Bad IRQ%u\n", irq); - ack_bad_irq(irq); - } else { - generic_handle_irq(irq); - } - - irq_exit(); - set_irq_regs(old_regs); + __handle_domain_irq(NULL, irq, false, regs); } /* -- 2.0.4