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Diffstat (limited to 'arch/x86/kernel/smp.c')
-rw-r--r--arch/x86/kernel/smp.c31
1 files changed, 3 insertions, 28 deletions
diff --git a/arch/x86/kernel/smp.c b/arch/x86/kernel/smp.c
index 18f9b19f5f8f..7e558db362c1 100644
--- a/arch/x86/kernel/smp.c
+++ b/arch/x86/kernel/smp.c
@@ -140,19 +140,6 @@ void native_send_call_func_ipi(cpumask_t mask)
140 send_IPI_mask(mask, CALL_FUNCTION_VECTOR); 140 send_IPI_mask(mask, CALL_FUNCTION_VECTOR);
141} 141}
142 142
143static void stop_this_cpu(void *dummy)
144{
145 local_irq_disable();
146 /*
147 * Remove this CPU:
148 */
149 cpu_clear(smp_processor_id(), cpu_online_map);
150 disable_local_APIC();
151 if (hlt_works(smp_processor_id()))
152 for (;;) halt();
153 for (;;);
154}
155
156/* 143/*
157 * this function calls the 'stop' function on all other CPUs in the system. 144 * this function calls the 'stop' function on all other CPUs in the system.
158 */ 145 */
@@ -178,11 +165,7 @@ static void native_smp_send_stop(void)
178void smp_reschedule_interrupt(struct pt_regs *regs) 165void smp_reschedule_interrupt(struct pt_regs *regs)
179{ 166{
180 ack_APIC_irq(); 167 ack_APIC_irq();
181#ifdef CONFIG_X86_32 168 inc_irq_stat(irq_resched_count);
182 __get_cpu_var(irq_stat).irq_resched_count++;
183#else
184 add_pda(irq_resched_count, 1);
185#endif
186} 169}
187 170
188void smp_call_function_interrupt(struct pt_regs *regs) 171void smp_call_function_interrupt(struct pt_regs *regs)
@@ -190,11 +173,7 @@ void smp_call_function_interrupt(struct pt_regs *regs)
190 ack_APIC_irq(); 173 ack_APIC_irq();
191 irq_enter(); 174 irq_enter();
192 generic_smp_call_function_interrupt(); 175 generic_smp_call_function_interrupt();
193#ifdef CONFIG_X86_32 176 inc_irq_stat(irq_call_count);
194 __get_cpu_var(irq_stat).irq_call_count++;
195#else
196 add_pda(irq_call_count, 1);
197#endif
198 irq_exit(); 177 irq_exit();
199} 178}
200 179
@@ -203,11 +182,7 @@ void smp_call_function_single_interrupt(struct pt_regs *regs)
203 ack_APIC_irq(); 182 ack_APIC_irq();
204 irq_enter(); 183 irq_enter();
205 generic_smp_call_function_single_interrupt(); 184 generic_smp_call_function_single_interrupt();
206#ifdef CONFIG_X86_32 185 inc_irq_stat(irq_call_count);
207 __get_cpu_var(irq_stat).irq_call_count++;
208#else
209 add_pda(irq_call_count, 1);
210#endif
211 irq_exit(); 186 irq_exit();
212} 187}
213 188