x86 idle: clarify AMD erratum 400 workaround

[linux-block.git] / arch / x86 / kernel / smpboot.c

diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 0cbe8c0b35edd290e98c989cfc48c5b4b0af350a..2c33633595cc093cc959733a29ff1be6face10d4 100644 (file)
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -638,7 +638,7 @@ wakeup_secondary_cpu_via_init(int phys_apicid, unsigned long start_eip)
         * target processor state.
         */
        startup_ipi_hook(phys_apicid, (unsigned long) start_secondary,
-                        (unsigned long)stack_start.sp);
+                        stack_start);
 
        /*
         * Run STARTUP IPI loop.
@@ -785,7 +785,7 @@ do_rest:
 #endif
        early_gdt_descr.address = (unsigned long)get_cpu_gdt_table(cpu);
        initial_code = (unsigned long)start_secondary;
-       stack_start.sp = (void *) c_idle.idle->thread.sp;
+       stack_start  = c_idle.idle->thread.sp;
 
        /* start_ip had better be page-aligned! */
        start_ip = setup_trampoline();
@@ -1060,7 +1060,7 @@ static int __init smp_sanity_check(unsigned max_cpus)
 
                connect_bsp_APIC();
                setup_local_APIC();
-               end_local_APIC_setup();
+               bsp_end_local_APIC_setup();
                return -1;
        }
 
@@ -1137,7 +1137,7 @@ void __init native_smp_prepare_cpus(unsigned int max_cpus)
        if (!skip_ioapic_setup && nr_ioapics)
                enable_IO_APIC();
 
-       end_local_APIC_setup();
+       bsp_end_local_APIC_setup();
 
        map_cpu_to_logical_apicid();
 
@@ -1379,7 +1379,7 @@ void play_dead_common(void)
 {
        idle_task_exit();
        reset_lazy_tlbstate();
-       c1e_remove_cpu(raw_smp_processor_id());
+       amd_e400_remove_cpu(raw_smp_processor_id());
 
        mb();
        /* Ack it */