From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933001Ab3LDQPy (ORCPT ); Wed, 4 Dec 2013 11:15:54 -0500 Received: from mail-pd0-f176.google.com ([209.85.192.176]:44319 "EHLO mail-pd0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932663Ab3LDQPv (ORCPT ); Wed, 4 Dec 2013 11:15:51 -0500 From: Jiang Liu To: Andrew Morton , Shaohua Li , Mike Frysinger , Steven Miao , Thomas Gleixner , Paul Gortmaker , Geert Uytterhoeven , uclinux-dist-devel@blackfin.uclinux.org, linux-kernel@vger.kernel.org Cc: Jiang Liu , Ingo Molnar , Peter Zijlstra , Steven Rostedt , Jiri Kosina , Wang YanQing , linux-arch@vger.kernel.org Subject: [RFC PATCH v3 06/19] smp, blackfin: kill SMP single function call interrupt Date: Thu, 5 Dec 2013 00:12:57 +0800 Message-Id: <1386173591-28514-7-git-send-email-liuj97@gmail.com> X-Mailer: git-send-email 1.8.1.2 In-Reply-To: <1386173591-28514-1-git-send-email-liuj97@gmail.com> References: <1386173591-28514-1-git-send-email-liuj97@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 intterupt is needed for architecture specific code to support generic SMP function call interfaces, so kill the redundant single function call interrupt. Cc: Andrew Morton Cc: Shaohua Li Cc: Peter Zijlstra Cc: Ingo Molnar Cc: Steven Rostedt Cc: Jiri Kosina Cc: Mike Frysinger Cc: uclinux-dist-devel@blackfin.uclinux.org Signed-off-by: Jiang Liu --- arch/blackfin/mach-common/smp.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/arch/blackfin/mach-common/smp.c b/arch/blackfin/mach-common/smp.c index 2bbae07..ba6c30d 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, }; @@ -162,9 +161,6 @@ static irqreturn_t ipi_handler_int1(int irq, void *dev_instance) case BFIN_IPI_CALL_FUNC: 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; @@ -210,7 +206,7 @@ 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