linux/tools/perf/trace/beauty/flock.c
Arnaldo Carvalho de Melo 4c7c224ac4 perf trace beauty flock: 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-pgoxanv1y6hfcnryxawzuskl@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2016-07-12 00:00:39 -03:00

49 lines
858 B
C

#include <fcntl.h>
#ifndef LOCK_MAND
#define LOCK_MAND 32
#endif
#ifndef LOCK_READ
#define LOCK_READ 64
#endif
#ifndef LOCK_WRITE
#define LOCK_WRITE 128
#endif
#ifndef LOCK_RW
#define LOCK_RW 192
#endif
static size_t syscall_arg__scnprintf_flock(char *bf, size_t size,
struct syscall_arg *arg)
{
int printed = 0, op = arg->val;
if (op == 0)
return scnprintf(bf, size, "NONE");
#define P_CMD(cmd) \
if ((op & LOCK_##cmd) == LOCK_##cmd) { \
printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #cmd); \
op &= ~LOCK_##cmd; \
}
P_CMD(SH);
P_CMD(EX);
P_CMD(NB);
P_CMD(UN);
P_CMD(MAND);
P_CMD(RW);
P_CMD(READ);
P_CMD(WRITE);
#undef P_OP
if (op)
printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", op);
return printed;
}
#define SCA_FLOCK syscall_arg__scnprintf_flock