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kernel/linux-rt-4.4.41/arch/cris/include/asm/bitops.h 1.23 KB
5113f6f70   김현기   kernel add
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  /* asm/bitops.h for Linux/CRIS
   *
   * TODO: asm versions if speed is needed
   *
   * All bit operations return 0 if the bit was cleared before the
   * operation and != 0 if it was not.
   *
   * bit 0 is the LSB of addr; bit 32 is the LSB of (addr+1).
   */
  
  #ifndef _CRIS_BITOPS_H
  #define _CRIS_BITOPS_H
  
  /* Currently this is unsuitable for consumption outside the kernel.  */
  #ifdef __KERNEL__ 
  
  #ifndef _LINUX_BITOPS_H
  #error only <linux/bitops.h> can be included directly
  #endif
  
  #include <arch/bitops.h>
  #include <linux/compiler.h>
  #include <asm/barrier.h>
  
  #include <asm-generic/bitops/atomic.h>
  #include <asm-generic/bitops/non-atomic.h>
  
  /*
   * Since we define it "external", it collides with the built-in
   * definition, which doesn't have the same semantics.  We don't want to
   * use -fno-builtin, so just hide the name ffs.
   */
  #define ffs(x) kernel_ffs(x)
  
  #include <asm-generic/bitops/fls.h>
  #include <asm-generic/bitops/__fls.h>
  #include <asm-generic/bitops/fls64.h>
  #include <asm-generic/bitops/hweight.h>
  #include <asm-generic/bitops/find.h>
  #include <asm-generic/bitops/lock.h>
  
  #include <asm-generic/bitops/le.h>
  
  #include <asm-generic/bitops/ext2-atomic-setbit.h>
  
  #include <asm-generic/bitops/sched.h>
  
  #endif /* __KERNEL__ */
  
  #endif /* _CRIS_BITOPS_H */