linux/tools/perf/trace/beauty/mmap.c
Arnaldo Carvalho de Melo 256763b017 perf trace beauty mmap: Add more conditional defines
Don't handle some flags only if they have its defines in headers at
time of building, define what is missing.

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-czbmxb01xzcl3h2qxuzoqkj5@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2016-07-12 00:00:39 -03:00

192 lines
3.8 KiB
C

#include <sys/mman.h>
#ifndef PROT_SEM
#define PROT_SEM 0x8
#endif
static size_t syscall_arg__scnprintf_mmap_prot(char *bf, size_t size,
struct syscall_arg *arg)
{
int printed = 0, prot = arg->val;
if (prot == PROT_NONE)
return scnprintf(bf, size, "NONE");
#define P_MMAP_PROT(n) \
if (prot & PROT_##n) { \
printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
prot &= ~PROT_##n; \
}
P_MMAP_PROT(EXEC);
P_MMAP_PROT(READ);
P_MMAP_PROT(WRITE);
P_MMAP_PROT(SEM);
P_MMAP_PROT(GROWSDOWN);
P_MMAP_PROT(GROWSUP);
#undef P_MMAP_PROT
if (prot)
printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", prot);
return printed;
}
#define SCA_MMAP_PROT syscall_arg__scnprintf_mmap_prot
#ifndef MAP_FIXED
#define MAP_FIXED 0x10
#endif
#ifndef MAP_ANONYMOUS
#define MAP_ANONYMOUS 0x20
#endif
#ifndef MAP_32BIT
#define MAP_32BIT 0x40
#endif
#ifndef MAP_STACK
#define MAP_STACK 0x20000
#endif
#ifndef MAP_HUGETLB
#define MAP_HUGETLB 0x40000
#endif
#ifndef MAP_UNINITIALIZED
#define MAP_UNINITIALIZED 0x4000000
#endif
static size_t syscall_arg__scnprintf_mmap_flags(char *bf, size_t size,
struct syscall_arg *arg)
{
int printed = 0, flags = arg->val;
#define P_MMAP_FLAG(n) \
if (flags & MAP_##n) { \
printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
flags &= ~MAP_##n; \
}
P_MMAP_FLAG(SHARED);
P_MMAP_FLAG(PRIVATE);
P_MMAP_FLAG(32BIT);
P_MMAP_FLAG(ANONYMOUS);
P_MMAP_FLAG(DENYWRITE);
P_MMAP_FLAG(EXECUTABLE);
P_MMAP_FLAG(FILE);
P_MMAP_FLAG(FIXED);
P_MMAP_FLAG(GROWSDOWN);
P_MMAP_FLAG(HUGETLB);
P_MMAP_FLAG(LOCKED);
P_MMAP_FLAG(NONBLOCK);
P_MMAP_FLAG(NORESERVE);
P_MMAP_FLAG(POPULATE);
P_MMAP_FLAG(STACK);
P_MMAP_FLAG(UNINITIALIZED);
#undef P_MMAP_FLAG
if (flags)
printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags);
return printed;
}
#define SCA_MMAP_FLAGS syscall_arg__scnprintf_mmap_flags
#ifndef MREMAP_MAYMOVE
#define MREMAP_MAYMOVE 1
#endif
#ifndef MREMAP_FIXED
#define MREMAP_FIXED 2
#endif
static size_t syscall_arg__scnprintf_mremap_flags(char *bf, size_t size,
struct syscall_arg *arg)
{
int printed = 0, flags = arg->val;
#define P_MREMAP_FLAG(n) \
if (flags & MREMAP_##n) { \
printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
flags &= ~MREMAP_##n; \
}
P_MREMAP_FLAG(MAYMOVE);
P_MREMAP_FLAG(FIXED);
#undef P_MREMAP_FLAG
if (flags)
printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags);
return printed;
}
#define SCA_MREMAP_FLAGS syscall_arg__scnprintf_mremap_flags
#ifndef MADV_HWPOISON
#define MADV_HWPOISON 100
#endif
#ifndef MADV_SOFT_OFFLINE
#define MADV_SOFT_OFFLINE 101
#endif
#ifndef MADV_MERGEABLE
#define MADV_MERGEABLE 12
#endif
#ifndef MADV_UNMERGEABLE
#define MADV_UNMERGEABLE 13
#endif
#ifndef MADV_HUGEPAGE
#define MADV_HUGEPAGE 14
#endif
#ifndef MADV_NOHUGEPAGE
#define MADV_NOHUGEPAGE 15
#endif
#ifndef MADV_DONTDUMP
#define MADV_DONTDUMP 16
#endif
#ifndef MADV_DODUMP
#define MADV_DODUMP 17
#endif
static size_t syscall_arg__scnprintf_madvise_behavior(char *bf, size_t size,
struct syscall_arg *arg)
{
int behavior = arg->val;
switch (behavior) {
#define P_MADV_BHV(n) case MADV_##n: return scnprintf(bf, size, #n)
P_MADV_BHV(NORMAL);
P_MADV_BHV(RANDOM);
P_MADV_BHV(SEQUENTIAL);
P_MADV_BHV(WILLNEED);
P_MADV_BHV(DONTNEED);
P_MADV_BHV(REMOVE);
P_MADV_BHV(DONTFORK);
P_MADV_BHV(DOFORK);
P_MADV_BHV(HWPOISON);
P_MADV_BHV(SOFT_OFFLINE);
P_MADV_BHV(MERGEABLE);
P_MADV_BHV(UNMERGEABLE);
P_MADV_BHV(HUGEPAGE);
P_MADV_BHV(NOHUGEPAGE);
P_MADV_BHV(DONTDUMP);
P_MADV_BHV(DODUMP);
#undef P_MADV_BHV
default: break;
}
return scnprintf(bf, size, "%#x", behavior);
}
#define SCA_MADV_BHV syscall_arg__scnprintf_madvise_behavior