Release 4.11 tools/perf/trace/beauty/flock.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;
}

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#define SCA_FLOCK syscall_arg__scnprintf_flock
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Directory: tools/perf/trace/beauty

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