include/linux/smp_lock.h

   1 #ifndef __LINUX_SMPLOCK_H
   2 #define __LINUX_SMPLOCK_H
   3
   4 #include <linux/config.h>
   5
   6 #ifndef CONFIG_SMP
   7
   8 #define lock_kernel()                           do { } while(0)
   9 #define unlock_kernel()                         do { } while(0)
  10 #define release_kernel_lock(task, cpu)          do { } while(0)
  11 #define reacquire_kernel_lock(task)             do { } while(0)
  12 #define kernel_locked() 1
  13
  14 #else
  15
  16 #include <asm/smplock.h>
  17
  18 #endif /* CONFIG_SMP */
  19
  20 #endif