On Wed, 24 Apr 2019 09:38:02 +0800 Leo Yan <[email protected]> wrote:
> The traceevnt lib is used by perf tool, when execute 'perf test -v 6' it > outputs error log on ARM64 platform: > > running test 33 '*:*'trace-cmd: No such file or directory > > [...] > > trace-cmd: Invalid argument > > The trace event parsing code originally came from trace-cmd so it keeps > the tag string "trace-cmd" for errors, this easily introduces the > impression that perf tool launches trace-cmd command for trace event > parsing, but in fact the related parsing is accomplished by traceevent > lib. > > This patch changes the tag string to "libtraceevent" so can avoid > confusion and let users to be more easily to connect the error with > traceevent lib. > > Signed-off-by: Leo Yan <[email protected]> Acked-by: Steven Rostedt (VMware) <[email protected]> Arnaldo, Can you pull this into your tree. -- Steve > --- > tools/lib/traceevent/parse-utils.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/tools/lib/traceevent/parse-utils.c > b/tools/lib/traceevent/parse-utils.c > index 77e4ec6402dd..e99867111387 100644 > --- a/tools/lib/traceevent/parse-utils.c > +++ b/tools/lib/traceevent/parse-utils.c > @@ -14,7 +14,7 @@ > void __vwarning(const char *fmt, va_list ap) > { > if (errno) > - perror("trace-cmd"); > + perror("libtraceevent"); > errno = 0; > > fprintf(stderr, " ");
