From patchwork Thu Sep 17 05:19:23 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yang Yingliang X-Patchwork-Id: 7202351 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id A0271BEEC1 for ; Thu, 17 Sep 2015 05:38:21 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id A4F33208F4 for ; Thu, 17 Sep 2015 05:38:20 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A54D3208F1 for ; Thu, 17 Sep 2015 05:38:19 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZcRs5-00086v-J5; Thu, 17 Sep 2015 05:36:37 +0000 Received: from szxga02-in.huawei.com ([119.145.14.65]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZcRs2-00081I-F4 for linux-arm-kernel@lists.infradead.org; Thu, 17 Sep 2015 05:36:35 +0000 Received: from 172.24.1.51 (EHLO szxeml426-hub.china.huawei.com) ([172.24.1.51]) by szxrg02-dlp.huawei.com (MOS 4.3.7-GA FastPath queued) with ESMTP id CSN30885; Thu, 17 Sep 2015 13:19:41 +0800 (CST) Received: from localhost (10.177.19.219) by szxeml426-hub.china.huawei.com (10.82.67.181) with Microsoft SMTP Server id 14.3.235.1; Thu, 17 Sep 2015 13:19:31 +0800 From: Yang Yingliang To: , Subject: [RFC PATCH v4 1/4] genirq: introduce CONFIG_GENERIC_IRQ_MIGRATION Date: Thu, 17 Sep 2015 13:19:23 +0800 Message-ID: <1442467166-1460-2-git-send-email-yangyingliang@huawei.com> X-Mailer: git-send-email 1.9.5.msysgit.1 In-Reply-To: <1442467166-1460-1-git-send-email-yangyingliang@huawei.com> References: <1442467166-1460-1-git-send-email-yangyingliang@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.177.19.219] X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150916_223634_933051_BEFF77F6 X-CRM114-Status: GOOD ( 12.69 ) X-Spam-Score: -4.2 (----) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Russell King - ARM Linux , Marc Zyngier , Will Deacon , Hanjun Guo , Yang Yingliang , Thomas Gleixner , Jiang Liu Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Introduce a more general config for compile kernel/irq/migration.c. Move the CONFIG_GENERIC_PENDING_IRQ into migration.c. So we can move other migration interrupts code into migration.c without select CONFIG_GENERIC_PENDING_IRQ. Cc: Jiang Liu Cc: Thomas Gleixner Cc: Marc Zyngier Cc: Mark Rutland Cc: Will Deacon Cc: Russell King - ARM Linux Cc: Hanjun Guo Signed-off-by: Yang Yingliang --- kernel/irq/Kconfig | 5 +++++ kernel/irq/Makefile | 2 +- kernel/irq/migration.c | 2 ++ 3 files changed, 8 insertions(+), 1 deletion(-) diff --git a/kernel/irq/Kconfig b/kernel/irq/Kconfig index 9a76e3b..1ac0647 100644 --- a/kernel/irq/Kconfig +++ b/kernel/irq/Kconfig @@ -29,6 +29,11 @@ config GENERIC_IRQ_LEGACY_ALLOC_HWIRQ # Support for delayed migration from interrupt context config GENERIC_PENDING_IRQ bool + select GENERIC_IRQ_MIGRATION + +# Support for generic irq migration +config GENERIC_IRQ_MIGRATION + bool # Alpha specific irq affinity mechanism config AUTO_IRQ_AFFINITY diff --git a/kernel/irq/Makefile b/kernel/irq/Makefile index d121235..bdd31b7 100644 --- a/kernel/irq/Makefile +++ b/kernel/irq/Makefile @@ -4,6 +4,6 @@ obj-$(CONFIG_GENERIC_IRQ_CHIP) += generic-chip.o obj-$(CONFIG_GENERIC_IRQ_PROBE) += autoprobe.o obj-$(CONFIG_IRQ_DOMAIN) += irqdomain.o obj-$(CONFIG_PROC_FS) += proc.o -obj-$(CONFIG_GENERIC_PENDING_IRQ) += migration.o +obj-$(CONFIG_GENERIC_IRQ_MIGRATION) += migration.o obj-$(CONFIG_PM_SLEEP) += pm.o obj-$(CONFIG_GENERIC_MSI_IRQ) += msi.o diff --git a/kernel/irq/migration.c b/kernel/irq/migration.c index 37ddb7b..1ff2b77 100644 --- a/kernel/irq/migration.c +++ b/kernel/irq/migration.c @@ -4,6 +4,7 @@ #include "internals.h" +#ifdef CONFIG_GENERIC_PENDING_IRQ void irq_move_masked_irq(struct irq_data *idata) { struct irq_desc *desc = irq_data_to_desc(idata); @@ -77,3 +78,4 @@ void irq_move_irq(struct irq_data *idata) if (!masked) idata->chip->irq_unmask(idata); } +#endif