kernel/vserver/limit_proc.h

   1 #ifndef _VX_LIMIT_PROC_H
   2 #define _VX_LIMIT_PROC_H
   3
   4
   5 static inline void vx_limit_fixup(struct _vx_limit *limit)
   6 {
   7         unsigned long value;
   8         unsigned int lim;
   9
  10         for (lim=0; lim<NUM_LIMITS; lim++) {
  11                 value = atomic_read(&limit->rcur[lim]);
  12                 if (value > limit->rmax[lim])
  13                         limit->rmax[lim] = value;
  14                 if (limit->rmax[lim] > limit->rlim[lim])
  15                         limit->rmax[lim] = limit->rlim[lim];
  16         }
  17 }
  18
  19 #define VX_LIMIT_FMT    ":\t%10d\t%10ld\t%10ld\t%6d\n"
  20
  21 #define VX_LIMIT_ARG(r)                         \
  22                 ,atomic_read(&limit->rcur[r])   \
  23                 ,limit->rmax[r]                 \
  24                 ,limit->rlim[r]                 \
  25                 ,atomic_read(&limit->lhit[r])
  26
  27 static inline int vx_info_proc_limit(struct _vx_limit *limit, char *buffer)
  28 {
  29         vx_limit_fixup(limit);
  30         return sprintf(buffer,
  31                 "PROC"  VX_LIMIT_FMT
  32                 "VM"    VX_LIMIT_FMT
  33                 "VML"   VX_LIMIT_FMT
  34                 "RSS"   VX_LIMIT_FMT
  35                 "ANON"  VX_LIMIT_FMT
  36                 "FILES" VX_LIMIT_FMT
  37                 "OFD"   VX_LIMIT_FMT
  38                 "LOCKS" VX_LIMIT_FMT
  39                 "SOCK"  VX_LIMIT_FMT
  40                 "MSGQ"  VX_LIMIT_FMT
  41                 "SHM"   VX_LIMIT_FMT
  42                 VX_LIMIT_ARG(RLIMIT_NPROC)
  43                 VX_LIMIT_ARG(RLIMIT_AS)
  44                 VX_LIMIT_ARG(RLIMIT_MEMLOCK)
  45                 VX_LIMIT_ARG(RLIMIT_RSS)
  46                 VX_LIMIT_ARG(VLIMIT_ANON)
  47                 VX_LIMIT_ARG(RLIMIT_NOFILE)
  48                 VX_LIMIT_ARG(VLIMIT_OPENFD)
  49                 VX_LIMIT_ARG(RLIMIT_LOCKS)
  50                 VX_LIMIT_ARG(VLIMIT_NSOCK)
  51                 VX_LIMIT_ARG(RLIMIT_MSGQUEUE)
  52                 VX_LIMIT_ARG(VLIMIT_SHMEM)
  53                 );
  54 }
  55
  56 #endif  /* _VX_LIMIT_PROC_H */
  57
  58