tools/perf/trace/beauty/mmap.c

   1 // SPDX-License-Identifier: LGPL-2.1
   2 #include <linux/log2.h>
   3
   4 #include "trace/beauty/generated/mmap_prot_array.c"
   5 static DEFINE_STRARRAY(mmap_prot, "PROT_");
   6
   7 static size_t mmap__scnprintf_prot(unsigned long prot, char *bf, size_t size, bool show_prefix)
   8 {
   9        return strarray__scnprintf_flags(&strarray__mmap_prot, bf, size, show_prefix, prot);
  10 }
  11
  12 static size_t syscall_arg__scnprintf_mmap_prot(char *bf, size_t size, struct syscall_arg *arg)
  13 {
  14         unsigned long prot = arg->val;
  15
  16         if (prot == 0)
  17                 return scnprintf(bf, size, "%sNONE", arg->show_string_prefix ? strarray__mmap_prot.prefix : "");
  18
  19         return mmap__scnprintf_prot(prot, bf, size, arg->show_string_prefix);
  20 }
  21
  22 #define SCA_MMAP_PROT syscall_arg__scnprintf_mmap_prot
  23
  24 #include "trace/beauty/generated/mmap_flags_array.c"
  25 static DEFINE_STRARRAY(mmap_flags, "MAP_");
  26
  27 static size_t mmap__scnprintf_flags(unsigned long flags, char *bf, size_t size, bool show_prefix)
  28 {
  29        return strarray__scnprintf_flags(&strarray__mmap_flags, bf, size, show_prefix, flags);
  30 }
  31
  32 static size_t syscall_arg__scnprintf_mmap_flags(char *bf, size_t size,
  33                                                 struct syscall_arg *arg)
  34 {
  35         unsigned long flags = arg->val;
  36
  37         if (flags & MAP_ANONYMOUS)
  38                 arg->mask |= (1 << 4) | (1 << 5); /* Mask 4th ('fd') and 5th ('offset') args, ignored */
  39
  40         return mmap__scnprintf_flags(flags, bf, size, arg->show_string_prefix);
  41 }
  42
  43 #define SCA_MMAP_FLAGS syscall_arg__scnprintf_mmap_flags
  44
  45 #include "trace/beauty/generated/mremap_flags_array.c"
  46 static DEFINE_STRARRAY(mremap_flags, "MREMAP_");
  47
  48 static size_t mremap__scnprintf_flags(unsigned long flags, char *bf, size_t size, bool show_prefix)
  49 {
  50        return strarray__scnprintf_flags(&strarray__mremap_flags, bf, size, show_prefix, flags);
  51 }
  52
  53 static size_t syscall_arg__scnprintf_mremap_flags(char *bf, size_t size, struct syscall_arg *arg)
  54 {
  55         unsigned long flags = arg->val;
  56
  57         if (!(flags & MREMAP_FIXED))
  58                 arg->mask |=  (1 << 5); /* Mask 5th ('new_address') args, ignored */
  59
  60         return mremap__scnprintf_flags(flags, bf, size, arg->show_string_prefix);
  61 }
  62
  63 #define SCA_MREMAP_FLAGS syscall_arg__scnprintf_mremap_flags
  64
  65 static size_t madvise__scnprintf_behavior(int behavior, char *bf, size_t size)
  66 {
  67 #include "trace/beauty/generated/madvise_behavior_array.c"
  68        static DEFINE_STRARRAY(madvise_advices, "MADV_");
  69
  70        if (behavior < strarray__madvise_advices.nr_entries && strarray__madvise_advices.entries[behavior] != NULL)
  71                return scnprintf(bf, size, "MADV_%s", strarray__madvise_advices.entries[behavior]);
  72
  73        return scnprintf(bf, size, "%#", behavior);
  74 }
  75
  76 static size_t syscall_arg__scnprintf_madvise_behavior(char *bf, size_t size,
  77                                                       struct syscall_arg *arg)
  78 {
  79         return madvise__scnprintf_behavior(arg->val, bf, size);
  80 }
  81
  82 #define SCA_MADV_BHV syscall_arg__scnprintf_madvise_behavior