From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755950AbbHEWVZ (ORCPT ); Wed, 5 Aug 2015 18:21:25 -0400 Received: from terminus.zytor.com ([198.137.202.10]:52019 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751503AbbHEWVV (ORCPT ); Wed, 5 Aug 2015 18:21:21 -0400 Date: Wed, 5 Aug 2015 15:20:49 -0700 From: tip-bot for Thomas Gleixner Message-ID: Cc: tglx@linutronix.de, rusty@rustcorp.com.au, jiang.liu@linux.intel.com, linux-kernel@vger.kernel.org, bhelgaas@google.com, hpa@zytor.com, peterz@infradead.org, mingo@kernel.org Reply-To: peterz@infradead.org, mingo@kernel.org, bhelgaas@google.com, hpa@zytor.com, rusty@rustcorp.com.au, jiang.liu@linux.intel.com, linux-kernel@vger.kernel.org, tglx@linutronix.de In-Reply-To: <20150802203609.638130301@linutronix.de> References: <20150802203609.638130301@linutronix.de> To: linux-tip-commits@vger.kernel.org Subject: [tip:x86/apic] genirq: Provide irq_desc_has_action Git-Commit-ID: f61ae4fb66a4f7ae49e3456003fc4328d6db09c9 X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: f61ae4fb66a4f7ae49e3456003fc4328d6db09c9 Gitweb: http://git.kernel.org/tip/f61ae4fb66a4f7ae49e3456003fc4328d6db09c9 Author: Thomas Gleixner AuthorDate: Sun, 2 Aug 2015 20:38:26 +0000 Committer: Thomas Gleixner CommitDate: Thu, 6 Aug 2015 00:14:59 +0200 genirq: Provide irq_desc_has_action If we have a reference to irq_desc already, there is no point to do another lookup. Signed-off-by: Thomas Gleixner Cc: Jiang Liu Cc: Peter Zijlstra Cc: Rusty Russell Cc: Bjorn Helgaas Link: http://lkml.kernel.org/r/20150802203609.638130301@linutronix.de Signed-off-by: Thomas Gleixner --- include/linux/irqdesc.h | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h index fcea4e4..5acfa26 100644 --- a/include/linux/irqdesc.h +++ b/include/linux/irqdesc.h @@ -166,12 +166,16 @@ static inline int handle_domain_irq(struct irq_domain *domain, #endif /* Test to see if a driver has successfully requested an irq */ -static inline int irq_has_action(unsigned int irq) +static inline int irq_desc_has_action(struct irq_desc *desc) { - struct irq_desc *desc = irq_to_desc(irq); return desc->action != NULL; } +static inline int irq_has_action(unsigned int irq) +{ + return irq_desc_has_action(irq_to_desc(irq)); +} + /* caller has locked the irq_desc and both params are valid */ static inline void __irq_set_handler_locked(unsigned int irq, irq_flow_handler_t handler)