From mboxrd@z Thu Jan 1 00:00:00 1970 From: Namhyung Kim Subject: Re: [PATCH] perf annotate: Set the input file name after parsing options. Date: Mon, 23 Mar 2015 09:36:08 +0900 Message-ID: <20150323003608.GC2782@sejong> References: <1426785969-26345-1-git-send-email-rgrunber@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Return-path: Content-Disposition: inline In-Reply-To: <1426785969-26345-1-git-send-email-rgrunber@redhat.com> Sender: linux-kernel-owner@vger.kernel.org To: Roland Grunberg Cc: linux-perf-users@vger.kernel.org, Peter Zijlstra , Paul Mackerras , Ingo Molnar , Arnaldo Carvalho de Melo , Sergio Durigan Junior , linux-kernel@vger.kernel.org List-Id: linux-perf-users.vger.kernel.org Hi Roland, On Thu, Mar 19, 2015 at 01:26:09PM -0400, Roland Grunberg wrote: > The input file name should be set after parse_options has been called if > the '-i' option is to have any effect. > > Signed-off-by: Roland Grunberg Acked-by: Namhyung Kim Thanks, Namhyung > --- > > Not registered to the referenced lists so feel free to CC. > > The input file option for perf-annotate seems to be broken and will always > default to 'perf.data'. The perf_data_file path field is being set before > parse_options has initialized input_name. > > Current Behaviour : > $ perf record -o datafile uname > Linux > [ perf record: Woken up 1 times to write data ] > [ perf record: Captured and wrote 0.007 MB datafile (~322 samples) ] > $ file datafile > datafile: data > $ perf annotate --stdio -i datafile > failed to open perf.data: No such file or directory (try 'perf record' first) > > Expected Behaviour : > The 'perf-annotate' call should run against the specified input file. > > tools/perf/builtin-annotate.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/tools/perf/builtin-annotate.c b/tools/perf/builtin-annotate.c > index 747f861..78489bc 100644 > --- a/tools/perf/builtin-annotate.c > +++ b/tools/perf/builtin-annotate.c > @@ -283,7 +283,6 @@ int cmd_annotate(int argc, const char **argv, const char *prefix __maybe_unused) > }, > }; > struct perf_data_file file = { > - .path = input_name, > .mode = PERF_DATA_MODE_READ, > }; > const struct option options[] = { > @@ -333,6 +332,8 @@ int cmd_annotate(int argc, const char **argv, const char *prefix __maybe_unused) > > argc = parse_options(argc, argv, options, annotate_usage, 0); > > + file.path = input_name; > + > if (annotate.use_stdio) > use_browser = 0; > else if (annotate.use_tui) > -- > 2.1.0 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/