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perf annotate: Set error stream of objdump process for TUI 

The stderr should be set to a pipe when using TUI.  Otherwise it'd
print to stdout and break TUI windows with an error message.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/20220202070828.143303-2-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Namhyung Kim 2022-02-01 23:08:25 -08:00 committed by Arnaldo Carvalho de Melo
parent ae65b443f0
commit a663520fcc
1 changed files with 1 additions and 0 deletions
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1
tools/perf/util/annotate.c
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@ -2036,6 +2036,7 @@ static int symbol__disassemble(struct symbol *sym, struct annotate_args *args)
memset(&objdump_process, 0, sizeof(objdump_process));
objdump_process.argv = objdump_argv;
objdump_process.out = -1;
objdump_process.err = -1;
if (start_command(&objdump_process)) {
pr_err("Failure starting to run %s\n", command);
err = -1;