Release 4.14 tools/perf/trace/beauty/perf_event_open.c

// SPDX-License-Identifier: GPL-2.0
#ifndef PERF_FLAG_FD_NO_GROUP

# define PERF_FLAG_FD_NO_GROUP		(1UL << 0)
#endif

#ifndef PERF_FLAG_FD_OUTPUT

# define PERF_FLAG_FD_OUTPUT		(1UL << 1)
#endif

#ifndef PERF_FLAG_PID_CGROUP

# define PERF_FLAG_PID_CGROUP		(1UL << 2) 
/* pid=cgroup id, per-cpu mode only */
#endif

#ifndef PERF_FLAG_FD_CLOEXEC

# define PERF_FLAG_FD_CLOEXEC		(1UL << 3) 
/* O_CLOEXEC */
#endif



static size_t syscall_arg__scnprintf_perf_flags(char *bf, size_t size,
						struct syscall_arg *arg)
{
	int printed = 0, flags = arg->val;

	if (flags == 0)
		return 0;


#define	P_FLAG(n) \
	if (flags & PERF_FLAG_##n) { \
                printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
                flags &= ~PERF_FLAG_##n; \
        }

	P_FLAG(FD_NO_GROUP);
	P_FLAG(FD_OUTPUT);
	P_FLAG(PID_CGROUP);
	P_FLAG(FD_CLOEXEC);

#undef P_FLAG

	if (flags)
		printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags);

	return printed;
}

Contributors
Person
Tokens
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CommitProp
Arnaldo Carvalho de Melo
99
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1
100.00%
Total
99
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1
100.00%


#define SCA_PERF_FLAGS syscall_arg__scnprintf_perf_flags
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Arnaldo Carvalho de Melo
141
99.30%
1
50.00%
Greg Kroah-Hartman
1
0.70%
1
50.00%
Total
142
100.00%
2
100.00%
Directory: tools/perf/trace/beauty

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