forked from Minki/linux
d57da8c9a5
Just suppress them, not used by the kernel. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/n/tip-atpt07y2x9a8ttlwja94ow3j@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
129 lines
3.0 KiB
C
129 lines
3.0 KiB
C
#include <uapi/linux/mman.h>
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static size_t syscall_arg__scnprintf_mmap_prot(char *bf, size_t size,
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struct syscall_arg *arg)
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{
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int printed = 0, prot = arg->val;
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if (prot == PROT_NONE)
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return scnprintf(bf, size, "NONE");
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#define P_MMAP_PROT(n) \
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if (prot & PROT_##n) { \
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printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
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prot &= ~PROT_##n; \
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}
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P_MMAP_PROT(EXEC);
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P_MMAP_PROT(READ);
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P_MMAP_PROT(WRITE);
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P_MMAP_PROT(SEM);
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P_MMAP_PROT(GROWSDOWN);
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P_MMAP_PROT(GROWSUP);
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#undef P_MMAP_PROT
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if (prot)
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printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", prot);
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return printed;
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}
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#define SCA_MMAP_PROT syscall_arg__scnprintf_mmap_prot
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static size_t syscall_arg__scnprintf_mmap_flags(char *bf, size_t size,
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struct syscall_arg *arg)
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{
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int printed = 0, flags = arg->val;
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if (flags & MAP_ANONYMOUS)
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arg->mask |= (1 << 4) | (1 << 5); /* Mask 4th ('fd') and 5th ('offset') args, ignored */
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#define P_MMAP_FLAG(n) \
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if (flags & MAP_##n) { \
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printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
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flags &= ~MAP_##n; \
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}
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P_MMAP_FLAG(SHARED);
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P_MMAP_FLAG(PRIVATE);
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#ifdef MAP_32BIT
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P_MMAP_FLAG(32BIT);
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#endif
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P_MMAP_FLAG(ANONYMOUS);
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P_MMAP_FLAG(DENYWRITE);
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P_MMAP_FLAG(EXECUTABLE);
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P_MMAP_FLAG(FILE);
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P_MMAP_FLAG(FIXED);
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P_MMAP_FLAG(GROWSDOWN);
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P_MMAP_FLAG(HUGETLB);
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P_MMAP_FLAG(LOCKED);
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P_MMAP_FLAG(NONBLOCK);
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P_MMAP_FLAG(NORESERVE);
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P_MMAP_FLAG(POPULATE);
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P_MMAP_FLAG(STACK);
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P_MMAP_FLAG(UNINITIALIZED);
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#undef P_MMAP_FLAG
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if (flags)
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printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags);
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return printed;
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}
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#define SCA_MMAP_FLAGS syscall_arg__scnprintf_mmap_flags
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static size_t syscall_arg__scnprintf_mremap_flags(char *bf, size_t size,
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struct syscall_arg *arg)
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{
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int printed = 0, flags = arg->val;
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#define P_MREMAP_FLAG(n) \
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if (flags & MREMAP_##n) { \
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printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
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flags &= ~MREMAP_##n; \
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}
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P_MREMAP_FLAG(MAYMOVE);
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P_MREMAP_FLAG(FIXED);
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#undef P_MREMAP_FLAG
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if (flags)
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printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags);
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return printed;
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}
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#define SCA_MREMAP_FLAGS syscall_arg__scnprintf_mremap_flags
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static size_t syscall_arg__scnprintf_madvise_behavior(char *bf, size_t size,
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struct syscall_arg *arg)
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{
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int behavior = arg->val;
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switch (behavior) {
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#define P_MADV_BHV(n) case MADV_##n: return scnprintf(bf, size, #n)
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P_MADV_BHV(NORMAL);
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P_MADV_BHV(RANDOM);
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P_MADV_BHV(SEQUENTIAL);
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P_MADV_BHV(WILLNEED);
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P_MADV_BHV(DONTNEED);
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P_MADV_BHV(FREE);
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P_MADV_BHV(REMOVE);
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P_MADV_BHV(DONTFORK);
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P_MADV_BHV(DOFORK);
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P_MADV_BHV(HWPOISON);
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P_MADV_BHV(SOFT_OFFLINE);
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P_MADV_BHV(MERGEABLE);
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P_MADV_BHV(UNMERGEABLE);
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P_MADV_BHV(HUGEPAGE);
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P_MADV_BHV(NOHUGEPAGE);
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P_MADV_BHV(DONTDUMP);
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P_MADV_BHV(DODUMP);
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#undef P_MADV_BHV
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default: break;
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}
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return scnprintf(bf, size, "%#x", behavior);
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}
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#define SCA_MADV_BHV syscall_arg__scnprintf_madvise_behavior
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