From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:40196 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752006AbdHDWdK (ORCPT ); Fri, 4 Aug 2017 18:33:10 -0400 Subject: Patch "ARCv2: IRQ: Call entry/exit functions for chained handlers in MCIP" has been added to the 4.9-stable tree To: yuriy.kolerov@synopsys.com, alexander.levin@verizon.com, gregkh@linuxfoundation.org, vgupta@synopsys.com Cc: , From: Date: Fri, 04 Aug 2017 15:33:07 -0700 Message-ID: <1501885987104181@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled ARCv2: IRQ: Call entry/exit functions for chained handlers in MCIP to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: arcv2-irq-call-entry-exit-functions-for-chained-handlers-in-mcip.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From foo@baz Fri Aug 4 15:30:10 PDT 2017 From: Yuriy Kolerov Date: Wed, 28 Dec 2016 11:46:25 +0300 Subject: ARCv2: IRQ: Call entry/exit functions for chained handlers in MCIP From: Yuriy Kolerov [ Upstream commit e51d5d02f688c45b6f644f472f0c80fdfa73f0cb ] It is necessary to call entry/exit functions for parent interrupt controllers for proper masking/unmasking of interrupt lines. Signed-off-by: Yuriy Kolerov Signed-off-by: Vineet Gupta Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- arch/arc/kernel/mcip.c | 4 ++++ 1 file changed, 4 insertions(+) --- a/arch/arc/kernel/mcip.c +++ b/arch/arc/kernel/mcip.c @@ -10,6 +10,7 @@ #include #include +#include #include #include #include @@ -221,10 +222,13 @@ static irq_hw_number_t idu_first_hwirq; static void idu_cascade_isr(struct irq_desc *desc) { struct irq_domain *idu_domain = irq_desc_get_handler_data(desc); + struct irq_chip *core_chip = irq_desc_get_chip(desc); irq_hw_number_t core_hwirq = irqd_to_hwirq(irq_desc_get_irq_data(desc)); irq_hw_number_t idu_hwirq = core_hwirq - idu_first_hwirq; + chained_irq_enter(core_chip, desc); generic_handle_irq(irq_find_mapping(idu_domain, idu_hwirq)); + chained_irq_exit(core_chip, desc); } static int idu_irq_map(struct irq_domain *d, unsigned int virq, irq_hw_number_t hwirq) Patches currently in stable-queue which might be from yuriy.kolerov@synopsys.com are queue-4.9/arcv2-irq-call-entry-exit-functions-for-chained-handlers-in-mcip.patch