Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754177Ab1BVOi2 (ORCPT ); Tue, 22 Feb 2011 09:38:28 -0500 Received: from server103.greatnet.de ([83.133.97.6]:58843 "EHLO server103.greatnet.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754006Ab1BVOiQ (ORCPT ); Tue, 22 Feb 2011 09:38:16 -0500 From: Henrik Kretzschmar To: mingo@elte.hu Cc: tglx@linutronix.de, hpa@zytor.com, x86@kernel.org, linux-kernel@vger.kernel.org, Henrik Kretzschmar Subject: [PATCH 4/5] x86: add dummy functions for compiling without IOAPIC Date: Tue, 22 Feb 2011 15:38:06 +0100 Message-Id: <1298385487-4708-4-git-send-email-henne@nachtwindheim.de> X-Mailer: git-send-email 1.7.2.3 In-Reply-To: <1298385487-4708-1-git-send-email-henne@nachtwindheim.de> References: <1298385487-4708-1-git-send-email-henne@nachtwindheim.de> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2111 Lines: 63 This patch adds IOAPIC dummy functions for compilation with local APIC, but without IOAPIC. The local variable ioapic_entries in enable_IR_x2apic() does not need initialization anymore, since the dummy returns NULL. Signed-off-by: Henrik Kretzschmar --- arch/x86/include/asm/io_apic.h | 18 ++++++++++++++++++ arch/x86/kernel/apic/apic.c | 2 +- 2 files changed, 19 insertions(+), 1 deletions(-) diff --git a/arch/x86/include/asm/io_apic.h b/arch/x86/include/asm/io_apic.h index 0be2f27..56dcf08 100644 --- a/arch/x86/include/asm/io_apic.h +++ b/arch/x86/include/asm/io_apic.h @@ -190,6 +190,24 @@ static inline int mp_find_ioapic(u32 gsi) { return 0; } struct io_apic_irq_attr; static inline int io_apic_set_pci_routing(struct device *dev, int irq, struct io_apic_irq_attr *irq_attr) { return 0; } + +static inline struct IO_APIC_route_entry **alloc_ioapic_entries(void) +{ + return NULL; +} + +static inline void free_ioapic_entries(struct IO_APIC_route_entry **ent) { } +static inline int save_IO_APIC_setup(struct IO_APIC_route_entry **ent) +{ + return -ENOMEM; +} + +static inline void mask_IO_APIC_setup(struct IO_APIC_route_entry **ent) { } +static inline int restore_IO_APIC_setup(struct IO_APIC_route_entry **ent) +{ + return -ENOMEM; +} + static inline void mp_save_irq(struct mpc_intsrc *m) { }; static inline void disable_ioapic_support(void) { } #endif diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index 6fd5c33..562a832 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -1471,7 +1471,7 @@ int __init enable_IR(void) void __init enable_IR_x2apic(void) { unsigned long flags; - struct IO_APIC_route_entry **ioapic_entries = NULL; + struct IO_APIC_route_entry **ioapic_entries; int ret, x2apic_enabled = 0; int dmar_table_init_ret; -- 1.7.2.3 -- 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/