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(-)linux-2.6/arch/x86/kernel/smpboot.c (+2 lines)
Lines 1404-1409 static inline void mwait_play_dead(void) Link Here
1404 
	if (current_cpu_data.cpuid_level < CPUID_MWAIT_LEAF)
 1404 
	if (current_cpu_data.cpuid_level < CPUID_MWAIT_LEAF)
1405 
		return;
 1405 
		return;
1406 

          1406
          

        

            

              
              
              1407
              
	native_irq_disable();

            

        

          1407
          
	eax = CPUID_MWAIT_LEAF;

          1408
          
	eax = CPUID_MWAIT_LEAF;

        

        

          1408
          
	ecx = 0;

          1409
          
	ecx = 0;

        

        

          1409
          
	native_cpuid(&eax, &ebx, &ecx, &edx);

          1410
          
	native_cpuid(&eax, &ebx, &ecx, &edx);

        

  

    
      
            Lines 1447-1452
          static inline void mwait_play_dead(void)
      
      
        Link Here
      
    
  

        

          1447
          
		__monitor(mwait_ptr, 0, 0);

          1448
          
		__monitor(mwait_ptr, 0, 0);

        

        

          1448
          
		mb();

          1449
          
		mb();

        

        

          1449
          
		__mwait(eax, 0);

          1450
          
		__mwait(eax, 0);

        

            

              
              
              1451
              
		native_irq_disable();

            

        

          1450
          
	}

          1452
          
	}

        

        

          1451
          
}

          1453
          
}

        

        

          1452
          

          1454
          

        






  

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