3 files changed, 97 insertions, 0 deletions
diff --git a/tools/perf/trace/beauty/Build b/tools/perf/trace/beauty/Build
new file mode 100644
index 000000000000..be95ac6ce845
--- /dev/null
+++ b/tools/perf/trace/beauty/Build
@@ -0,0 +1 @@
+libperf-y += statx.o
diff --git a/tools/perf/trace/beauty/beauty.h b/tools/perf/trace/beauty/beauty.h
new file mode 100644
index 000000000000..cf50be3f17a4
--- /dev/null
+++ b/tools/perf/trace/beauty/beauty.h
@@ -0,0 +1,24 @@
+#ifndef _PERF_TRACE_BEAUTY_H
+#define _PERF_TRACE_BEAUTY_H
+
+#include <linux/types.h>
+
+struct trace;
+struct thread;
+
+struct syscall_arg {
+	unsigned long val;
+	struct thread *thread;
+	struct trace  *trace;
+	void	      *parm;
+	u8	      idx;
+	u8	      mask;
+};
+
+size_t syscall_arg__scnprintf_statx_flags(char *bf, size_t size, struct syscall_arg *arg);
+#define SCA_STATX_FLAGS syscall_arg__scnprintf_statx_flags
+
+size_t syscall_arg__scnprintf_statx_mask(char *bf, size_t size, struct syscall_arg *arg);
+#define SCA_STATX_MASK syscall_arg__scnprintf_statx_mask
+
+#endif /* _PERF_TRACE_BEAUTY_H */
diff --git a/tools/perf/trace/beauty/statx.c b/tools/perf/trace/beauty/statx.c
new file mode 100644
index 000000000000..5643b692af4c
--- /dev/null
+++ b/tools/perf/trace/beauty/statx.c
@@ -0,0 +1,72 @@
+/*
+ * trace/beauty/statx.c
+ *
+ *  Copyright (C) 2017, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
+ *
+ * Released under the GPL v2. (and only v2, not any later version)
+ */
+
+#include "trace/beauty/beauty.h"
+#include <linux/kernel.h>
+#include <sys/types.h>
+#include <uapi/linux/fcntl.h>
+#include <uapi/linux/stat.h>
+
+size_t syscall_arg__scnprintf_statx_flags(char *bf, size_t size, struct syscall_arg *arg)
+{
+	int printed = 0, flags = arg->val;
+
+	if (flags == 0)
+		return scnprintf(bf, size, "SYNC_AS_STAT");
+#define	P_FLAG(n) \
+	if (flags & AT_##n) { \
+		printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
+		flags &= ~AT_##n; \
+	}
+
+	P_FLAG(SYMLINK_NOFOLLOW);
+	P_FLAG(REMOVEDIR);
+	P_FLAG(SYMLINK_FOLLOW);
+	P_FLAG(NO_AUTOMOUNT);
+	P_FLAG(EMPTY_PATH);
+	P_FLAG(STATX_FORCE_SYNC);
+	P_FLAG(STATX_DONT_SYNC);
+
+#undef P_FLAG
+
+	if (flags)
+		printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags);
+
+	return printed;
+}
+
+size_t syscall_arg__scnprintf_statx_mask(char *bf, size_t size, struct syscall_arg *arg)
+{
+	int printed = 0, flags = arg->val;
+
+#define	P_FLAG(n) \
+	if (flags & STATX_##n) { \
+		printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
+		flags &= ~STATX_##n; \
+	}
+
+	P_FLAG(TYPE);
+	P_FLAG(MODE);
+	P_FLAG(NLINK);
+	P_FLAG(UID);
+	P_FLAG(GID);
+	P_FLAG(ATIME);
+	P_FLAG(MTIME);
+	P_FLAG(CTIME);
+	P_FLAG(INO);
+	P_FLAG(SIZE);
+	P_FLAG(BLOCKS);
+	P_FLAG(BTIME);
+
+#undef P_FLAG
+
+	if (flags)
+		printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags);
+
+	return printed;
+}