From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752168Ab3KYJqW (ORCPT ); Mon, 25 Nov 2013 04:46:22 -0500 Received: from exprod5og103.obsmtp.com ([64.18.0.145]:39323 "HELO exprod5og103.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1751627Ab3KYJqQ (ORCPT ); Mon, 25 Nov 2013 04:46:16 -0500 From: Vinayak Kale To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: tglx@linutronix.de, will.deacon@arm.com, patches@apm.com, jcm@redhat.com, sboyd@codeaurora.org, marc.zyngier@arm.com, Vinayak Kale Subject: [PATCH V5 0/2] genirq: arm64: perf: support for percpu pmu interrupt Date: Mon, 25 Nov 2013 15:15:51 +0530 Message-Id: <1385372753-7396-1-git-send-email-vkale@apm.com> X-Mailer: git-send-email 1.7.9.5 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch series adds support to handle interrupt registration/deregistration in arm64 pmu driver when pmu interrupt type is percpu. Changelog: V5: * In irqdesc.h: Added Chris Smith's sign-off. In arm64 pmu driver: Handle the invalid irq-0 case for platform_get_irq(). V4: * In arm64 pmu driver: Avoid using irq_to_desc() to check validity of irq. V3: * Remove validity check for 'desc' from accessor function in irqdesc.h . Instead, check the irq 'desc' validity in arm64 pmu driver. V2: * To determine whether an IRQ is percpu or not, added an accessor function in irqdesc.h . This approach was used by Chris Smith here[1] for similar changes in arm pmu driver. * In arm64 pmu driver: Got rid of unnecessary pointer typecastings. [1] http://lkml.indiana.edu/hypermail/linux/kernel/1207.3/02955.html Vinayak Kale (2): genirq: Add an accessor for IRQ_PER_CPU flag arm64: perf: add support for percpu pmu interrupt arch/arm64/kernel/perf_event.c | 108 ++++++++++++++++++++++++++++++---------- include/linux/irqdesc.h | 8 +++ 2 files changed, 89 insertions(+), 27 deletions(-) -- 1.7.9.5