kernel.h 1.1 KB

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  1. #ifndef _LINUX_KERNEL_H
  2. #define _LINUX_KERNEL_H
  3. /*
  4. * 'kernel.h' contains some often-used function prototypes etc
  5. */
  6. #define __ALIGN_KERNEL(x, a) __ALIGN_KERNEL_MASK(x, (typeof(x))(a) - 1)
  7. #define __ALIGN_KERNEL_MASK(x, mask) (((x) + (mask)) & ~(mask))
  8. #define SI_LOAD_SHIFT 16
  9. struct sysinfo {
  10. long uptime; /* Seconds since boot */
  11. unsigned long loads[3]; /* 1, 5, and 15 minute load averages */
  12. unsigned long totalram; /* Total usable main memory size */
  13. unsigned long freeram; /* Available memory size */
  14. unsigned long sharedram; /* Amount of shared memory */
  15. unsigned long bufferram; /* Memory used by buffers */
  16. unsigned long totalswap; /* Total swap space size */
  17. unsigned long freeswap; /* swap space still available */
  18. unsigned short procs; /* Number of current processes */
  19. unsigned short pad; /* explicit padding for m68k */
  20. unsigned long totalhigh; /* Total high memory size */
  21. unsigned long freehigh; /* Available high memory size */
  22. unsigned int mem_unit; /* Memory unit size in bytes */
  23. char _f[20-2*sizeof(long)-sizeof(int)]; /* Padding: libc5 uses this.. */
  24. };
  25. #endif