From b5841765a2e735a38612c4e4a82170c33d701b3c Mon Sep 17 00:00:00 2001 From: Glauber Costa Date: Wed, 28 May 2008 13:38:28 -0300 Subject: [PATCH] x86: provide connect_bsp_APIC for x86_64 Although it is not really needed, we provide it to get closer to i386. ifdefs around it are removed in smpboot.c Signed-off-by: Glauber Costa Signed-off-by: Ingo Molnar --- arch/x86/kernel/apic_64.c | 10 ++++++++++ arch/x86/kernel/smpboot.c | 5 +---- 2 files changed, 11 insertions(+), 4 deletions(-) diff --git a/arch/x86/kernel/apic_64.c b/arch/x86/kernel/apic_64.c index d9d663ffa641..5279dc924381 100644 --- a/arch/x86/kernel/apic_64.c +++ b/arch/x86/kernel/apic_64.c @@ -918,6 +918,8 @@ int __init APIC_init_uniprocessor(void) verify_local_APIC(); + connect_bsp_APIC(); + physid_set_mask_of_physid(boot_cpu_physical_apicid, &phys_cpu_present_map); apic_write(APIC_ID, SET_APIC_ID(boot_cpu_physical_apicid)); @@ -999,6 +1001,14 @@ asmlinkage void smp_error_interrupt(void) irq_exit(); } +/** + * * connect_bsp_APIC - attach the APIC to the interrupt system + * */ +void __init connect_bsp_APIC(void) +{ + enable_apic_mode(); +} + void disconnect_bsp_APIC(int virt_wire_setup) { /* Go back to Virtual Wire compatibility mode */ diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index e09f3124738a..a569f06d789e 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -1116,9 +1116,7 @@ static int __init smp_sanity_check(unsigned max_cpus) localise_nmi_watchdog(); -#ifdef CONFIG_X86_32 connect_bsp_APIC(); -#endif setup_local_APIC(); end_local_APIC_setup(); return -1; @@ -1173,9 +1171,8 @@ void __init native_smp_prepare_cpus(unsigned int max_cpus) } preempt_enable(); -#ifdef CONFIG_X86_32 connect_bsp_APIC(); -#endif + /* * Switch from PIC to APIC mode. */ -- GitLab