Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756393Ab3IKQJL (ORCPT ); Wed, 11 Sep 2013 12:09:11 -0400 Received: from mail-pd0-f173.google.com ([209.85.192.173]:54208 "EHLO mail-pd0-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756271Ab3IKQIg (ORCPT ); Wed, 11 Sep 2013 12:08:36 -0400 From: Jiang Liu To: Andrew Morton , Mike Frysinger , Shaohua Li Cc: liuj97@gmail.com, Jiang Liu , Ingo Molnar , Peter Zijlstra , Steven Rostedt , Jiri Kosina , Wang YanQing , uclinux-dist-devel@blackfin.uclinux.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org Subject: [RFC PATCH v2 06/25] smp, blackfin: kill SMP single function call interrupt Date: Thu, 12 Sep 2013 00:07:10 +0800 Message-Id: <1378915649-16395-7-git-send-email-liuj97@gmail.com> X-Mailer: git-send-email 1.8.1.2 In-Reply-To: <1378915649-16395-1-git-send-email-liuj97@gmail.com> References: <1378915649-16395-1-git-send-email-liuj97@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1808 Lines: 54 From: Jiang Liu Commit 9a46ad6d6df3b54 "smp: make smp_call_function_many() use logic similar to smp_call_function_single()" has unified the way to handle single and multiple cross-CPU function calls. Now only one interrupt is needed for architecture specific code to support generic SMP function call interfaces, so kill the redundant single function call interrupt. Signed-off-by: Jiang Liu Cc: Jiang Liu --- arch/blackfin/mach-common/smp.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/arch/blackfin/mach-common/smp.c b/arch/blackfin/mach-common/smp.c index 82f301c..463f432 100644 --- a/arch/blackfin/mach-common/smp.c +++ b/arch/blackfin/mach-common/smp.c @@ -53,7 +53,6 @@ enum ipi_message_type { BFIN_IPI_TIMER, BFIN_IPI_RESCHEDULE, BFIN_IPI_CALL_FUNC, - BFIN_IPI_CALL_FUNC_SINGLE, BFIN_IPI_CPU_STOP, }; @@ -162,10 +161,6 @@ static irqreturn_t ipi_handler_int1(int irq, void *dev_instance) generic_smp_call_function_interrupt(); break; - case BFIN_IPI_CALL_FUNC_SINGLE: - generic_smp_call_function_single_interrupt(); - break; - case BFIN_IPI_CPU_STOP: ipi_cpu_stop(cpu); break; @@ -206,7 +201,7 @@ void send_ipi(const struct cpumask *cpumask, enum ipi_message_type msg) void arch_send_call_function_single_ipi(int cpu) { - send_ipi(cpumask_of(cpu), BFIN_IPI_CALL_FUNC_SINGLE); + send_ipi(cpumask_of(cpu), BFIN_IPI_CALL_FUNC); } void arch_send_call_function_ipi_mask(const struct cpumask *mask) -- 1.8.1.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/