From 4e69d7eab4c24aa88fb0ec99fad7feac254d9ece Mon Sep 17 00:00:00 2001 From: Jiang Liu Date: Mon, 13 Apr 2015 14:11:53 +0800 Subject: [PATCH] x86/irq: Remove unused pre_init_apic_IRQ0() Now there's no user of pre_init_apic_IRQ0(), so remove it. Signed-off-by: Jiang Liu Tested-by: Andy Shevchenko Cc: Konrad Rzeszutek Wilk Cc: David Cohen Cc: Sander Eikelenboom Cc: David Vrabel Cc: Tony Luck Cc: Joerg Roedel Cc: Greg Kroah-Hartman Cc: Bjorn Helgaas Cc: Benjamin Herrenschmidt Cc: Rafael J. Wysocki Cc: Randy Dunlap Cc: Yinghai Lu Cc: Borislav Petkov Cc: Dimitri Sivanich Cc: Jan Beulich Cc: Grant Likely Link: http://lkml.kernel.org/r/1428905519-23704-32-git-send-email-jiang.liu@linux.intel.com Signed-off-by: Thomas Gleixner --- arch/x86/include/asm/io_apic.h | 1 - arch/x86/kernel/apic/io_apic.c | 17 ----------------- 2 files changed, 18 deletions(-) diff --git a/arch/x86/include/asm/io_apic.h b/arch/x86/include/asm/io_apic.h index 2f91685fe1cd..c976de126a91 100644 --- a/arch/x86/include/asm/io_apic.h +++ b/arch/x86/include/asm/io_apic.h @@ -204,7 +204,6 @@ extern int mp_irqdomain_map(struct irq_domain *domain, unsigned int virq, irq_hw_number_t hwirq); extern void mp_irqdomain_unmap(struct irq_domain *domain, unsigned int virq); extern int mp_set_gsi_attr(u32 gsi, int trigger, int polarity, int node); -extern void __init pre_init_apic_IRQ0(void); extern void mp_save_irq(struct mpc_intsrc *m); diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c index 56d532106ef3..540598c77e55 100644 --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -3091,20 +3091,3 @@ int mp_set_gsi_attr(u32 gsi, int trigger, int polarity, int node) return ret; } - -/* Enable IOAPIC early just for system timer */ -void __init pre_init_apic_IRQ0(void) -{ - struct io_apic_irq_attr attr = { 0, 0, 0, 0 }; - - printk(KERN_INFO "Early APIC setup for system timer0\n"); -#ifndef CONFIG_SMP - physid_set_mask_of_physid(boot_cpu_physical_apicid, - &phys_cpu_present_map); -#endif - setup_local_APIC(); - - io_apic_setup_irq_pin(0, 0, &attr); - irq_set_chip_and_handler_name(0, &ioapic_chip, handle_edge_irq, - "edge"); -} -- 2.20.1