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authorArnaldo Carvalho de Melo <acme@redhat.com>2016-05-06 15:02:32 +0200
committerArnaldo Carvalho de Melo <acme@redhat.com>2016-05-06 18:00:58 +0200
commit8f48df69b4add63527cae646f2e40cf83c6ec0a0 (patch)
treef3233dcb03aff22e7b63a70dfe6219924fe485ed /tools/perf/trace/beauty/open_flags.c
parentperf trace: Move signum beautifier to tools/perf/trace/beauty/ (diff)
downloadlinux-8f48df69b4add63527cae646f2e40cf83c6ec0a0.tar.xz
linux-8f48df69b4add63527cae646f2e40cf83c6ec0a0.zip
perf trace: Move open_flags beautifier to tools/perf/trace/beauty/
To reduce the size of builtin-trace.c. 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-jt293541hv9od7gqw6lilioh@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/trace/beauty/open_flags.c')
-rw-r--r--tools/perf/trace/beauty/open_flags.c56
1 files changed, 56 insertions, 0 deletions
diff --git a/tools/perf/trace/beauty/open_flags.c b/tools/perf/trace/beauty/open_flags.c
new file mode 100644
index 000000000000..0f3679e0cdcf
--- /dev/null
+++ b/tools/perf/trace/beauty/open_flags.c
@@ -0,0 +1,56 @@
+
+static size_t syscall_arg__scnprintf_open_flags(char *bf, size_t size,
+ struct syscall_arg *arg)
+{
+ int printed = 0, flags = arg->val;
+
+ if (!(flags & O_CREAT))
+ arg->mask |= 1 << (arg->idx + 1); /* Mask the mode parm */
+
+ if (flags == 0)
+ return scnprintf(bf, size, "RDONLY");
+#define P_FLAG(n) \
+ if (flags & O_##n) { \
+ printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
+ flags &= ~O_##n; \
+ }
+
+ P_FLAG(APPEND);
+ P_FLAG(ASYNC);
+ P_FLAG(CLOEXEC);
+ P_FLAG(CREAT);
+ P_FLAG(DIRECT);
+ P_FLAG(DIRECTORY);
+ P_FLAG(EXCL);
+ P_FLAG(LARGEFILE);
+ P_FLAG(NOATIME);
+ P_FLAG(NOCTTY);
+#ifdef O_NONBLOCK
+ P_FLAG(NONBLOCK);
+#elif O_NDELAY
+ P_FLAG(NDELAY);
+#endif
+#ifdef O_PATH
+ P_FLAG(PATH);
+#endif
+ P_FLAG(RDWR);
+#ifdef O_DSYNC
+ if ((flags & O_SYNC) == O_SYNC)
+ printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", "SYNC");
+ else {
+ P_FLAG(DSYNC);
+ }
+#else
+ P_FLAG(SYNC);
+#endif
+ P_FLAG(TRUNC);
+ P_FLAG(WRONLY);
+#undef P_FLAG
+
+ if (flags)
+ printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags);
+
+ return printed;
+}
+
+#define SCA_OPEN_FLAGS syscall_arg__scnprintf_open_flags