83 lines · c
1// SPDX-License-Identifier: LGPL-2.12#include <linux/log2.h>3 4#include "trace/beauty/generated/mmap_prot_array.c"5static DEFINE_STRARRAY(mmap_prot, "PROT_");6 7static 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 12static 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_prot23 24#include "trace/beauty/generated/mmap_flags_array.c"25static DEFINE_STRARRAY(mmap_flags, "MAP_");26 27static 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 32static 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_flags44 45#include "trace/beauty/generated/mremap_flags_array.c"46static DEFINE_STRARRAY(mremap_flags, "MREMAP_");47 48static 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 53static 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_flags64 65static 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 76static 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_behavior83