From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751835AbeFDQ3q (ORCPT ); Mon, 4 Jun 2018 12:29:46 -0400 Received: from Galois.linutronix.de ([146.0.238.70]:40688 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751235AbeFDQ1m (ORCPT ); Mon, 4 Jun 2018 12:27:42 -0400 Message-Id: <20180604162224.639011135@linutronix.de> User-Agent: quilt/0.65 Date: Mon, 04 Jun 2018 17:33:57 +0200 From: Thomas Gleixner To: LKML Cc: Ingo Molnar , Peter Zijlstra , Borislav Petkov , Dmitry Safonov <0x7f454c46@gmail.com>, Tariq Toukan , Song Liu , Joerg Roedel , Mike Travis , stable@vger.kernel.org Subject: [patch 5/8] x86/ioapic: Use apic_ack_irq() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline; filename=x86-ioapic--Use-apic_ack_irq().patch Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org To address the EBUSY fail of interrupt affinity settings in case that the previous setting has not been cleaned up yet, use the new apic_ack_irq() function instead of directly invoking ack_APIC_irq(). Preparatory change for the real fix Fixes: dccfe3147b42 ("x86/vector: Simplify vector move cleanup") Signed-off-by: Thomas Gleixner Cc: stable@vger.kernel.org --- arch/x86/kernel/apic/io_apic.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -1851,7 +1851,7 @@ static void ioapic_ir_ack_level(struct i * intr-remapping table entry. Hence for the io-apic * EOI we use the pin number. */ - ack_APIC_irq(); + apic_ack_irq(irq_data); eoi_ioapic_pin(data->entry.vector, data); }